Apparatus and method for doffing wound packages and donning empty cores

Claim 2

In a textile yarn texturing machine having processing means for imparting textured effects to synthetic textile yarn and winding means with arm means for supporting a core about which textured yarn moving from the processing means is wound to package the textured yarn, the combination therewith of means for displaciNg said arm means from a winding position to a doffing position and for returning said arm means from said doffing position to said winding position, means cooperating with said displacing and returning means for successively doffing a wound package from said arm means and donning an empty core thereonto for resumption of winding, means cooperating with said displacing and returning means for severing the textured yarn moving from the processing means upon displacement of said arm means from said winding position to separate a wound package therefrom and to form a running end of textured yarn, means cooperating with said severing means for controlling the resultant running end of textured yarn moving from the processing means during the interval of time required for doffing, donning and return of said arm means to said winding position, and means cooperating with said displacing and returning means for initiating winding of textured yarn moving from the processing means about the donned empty core, said displacing and returning means, said doffing and donning means, said package separating severing means, said controlling means, and said winding initiating means all functioning while operation of said processing means continues so as to avoid interruption of the movement of yarn therefrom.

Claim 3

In a textile yarn texturing machine having processing means for imparting textured effects to synthetic textile yarn and winding means with arm means for supporting a core about which textured yarn moving from the processing means is wound to package the textured yarn, the combination therewith of means for displacing said arm means from a winding position to a doffing position and for returning said arm means from said doffing psotion to said winding position, means operable in timed coordination with said displacing and returning means for successively doffing a wound package from said arm means and donning an empty core thereonto for resumption of winding, means operable in timed coordination with said displacing and returning means for severing the textured yarn moving from the processing means upon displacement of said arm means from said winding position to separate a wound package therefrom and to form a running end of textured yarn, means operable in timed coordination with said severing means for taking up the resultant running end of textured yarn moving from the processing means during doffing and donning, and means operable in timed coordination with said displacing and returning means for severing a free length of textured yarn from the running end thereof upon return of said arm means to said winding position to form a free end of textured yarn to be wound about the donned empty core, said displacing and returning means, said doffing and donning means, said package separating severing means, said taking up means, and said free length severing means all functioning while operation of said processing means continues so as to avoid interruption of the movement of yarn therefrom.

Claim 4

In a textile yarn texturing machine having processing means for imparting textured effects to synthetic textile yarn and winding means with arm means for supporting a core about which textured yarn moving from the processing means is wound to package the textured yarn, the combination therewith of means for displacing said arm means from a winding position to a doffing position and for returning said arm means from said doffing psotion to said winding position, means operable in timed coordination with said displacing and returning means for successively doffing a wound package from said arm means and donning an empty core thereonto for resumption of winding, means operable in timed coordination with said displacing and returning means for severing the textured yarn moving from the processing means upon displacement of said arm means from said winding position to separate a wound package therefrom and to form a running end of textured yarn, means operable in timed coordination with said severing means for taking up the resultant running end of textured yarn moving from the processing means during doffing and donning, and means operable in timed coordination with said displacing and returning means for severing a free length of textured yarn from the running end thereof upon return of said arm means to said winding position to form a free end of textured yarn to be wound about the donned empty core, said displacing and returning means, said doffing and donning means, said package separating severing means, said taking up means, and said free length severing means all functioning while operation of said processing means continues so as to avoid interruption of the movement of yarn therefrom.

Claim 5

Apparatus according to claim 2 wherein said doffing and donning means comprises an empty core supply means for receiving and storing empty cores to be donned, said empty core supply means being disposed relative to the path of movement of said arm means in a position intermediate said winding position and said doffing position.

Claim 6

Apparatus according to claim 3 further comprising means operable in timed coordination with said displacing and returning means for withdrawing said empty core supply means from the path of movement of a wound package about to be doffed.

Claim 7

Apparatus according to claim 2 wherein said package separating severing means comprises a first cutter operable in timed coordination with said displacing and returning means.

Claim 8

Apparatus according to claim 5 wherein said free length severing means comprises a second cutter operable in timed coordination with said displacing and returning means.

Claim 9

Apparatus according tO claim 2 further comprising means operable in timed coordination with said displacing and returning means for engaging the textured yarn and for positively positioning the engaged yarn in predetermined relationship with said package separating severing means, said taking up means, and said free length severing means.

Claim 10

In a textile yarn texturing machine having processing means for imparting textured effects to synthetic textile yarn and winding means with arm means for supporting a core about which textured yarn moving from the processing means is wound to package the textured yarn, the combination therewith of means for displacing said arm means from a winding position to a doffing position and for returning said arm means to said winding position, means cooperating with said displacing and returning means for doffing a wound package from said arm means and for donning an empty core thereonto, means cooperating with said displacing and returning means for severing the textured yarn moving from the processing means in conjunction with displacement of said arm means from said winding position to separate a wound package therefrom, means cooperating with said severing means for taking up a resultant running end of textured yarn moving from the processing means during doffing and donning, and means cooperating with said displacing and returning means for severing a free length of textured yarn from the running end thereof upon donning of said empty core to form a free end of textured yarn to be wound about the empty core, said displacing and returning means, said doffing and donning means, said package separating severing means, said taking up means, and said free length severing means all functioning while operation of said processing means continues so as to avoid interruption of the movement of yarn therefrom.

Claim 11

In a textile yarn texturing machine having processing means for imparting textured effects to synthetic textile yarn and winding means with arm means for supporting a core about which textured yarn moving from the processing means is wound to package the textured yarn, the combination therewith of means for displacing said arm means from a winding position to a doffing position and for returning said arm means to said winding position, means cooperating with said displacing and returning means for doffing a wound package from said arm means and for donning an empty core thereonto, means cooperating with said displacing and returning means for severing the textured yarn moving from the processing means in conjunction with displacement of said arm means from said winding position to separate a wound package therefrom, means cooperating with said severing means for taking up a resultant running end of textured yarn moving from the processing means during doffing and donning, and means cooperating with said displacing and returning means for severing a free length of textured yarn from the running end thereof upon donning of said empty core to form a free end of textured yarn to be wound about the empty core, said displacing and returning means, said doffing and donning means, said package separating severing means, said taking up means, and said free length severing means all functioning while operation of said processing means continues so as to avoid interruption of the movement of yarn therefrom.

Claim 12

Apparatus according to claim 8 wherein said displacing and returning means comprises an oscillating shaft rotating through a predetermined arc of revolution and clutch means for selectively coupling said arm means to said oscillating shaft.

Claim 13

Apparatus according to claim 9 wherein said texturing machine has a plurality of yarn processing locations each including processing means and corresponding winding means, said oscillating shaft extends adjacent a plurality of said yarn passing locations, and a corresponding plurality of clutch means cooperate with said shaft for selectively coupling corresponding ones of a plurality of arm means to said oscillating shaft.

Claim 14

Apparatus according to claim 8 wherein said doffing and donning means comprises cam means operable in coordination with said displacing and returning means for moving said arm means out of and into engagement with cores.

Claim 15

Apparatus according to claim 8 wherein said taking up means comprises suction tube means disposed adjacent said package separating severing means for entrapping the running end of yarn.

Claim 16

In a textile yarn texturing machine having a plurality of yarn processing locations each including processing means for imparting textured effects to synthetic textile yarn and corresponding winding means with arm means for supporting a corresponding core about which textured yarn moving from the processing means is wound to package the textured yarn, the combination therewith of oscillating drive shaft means extending adjacent a plurality of said yarn processing locations, a plurality of clutch means each selectively connectable with said drive shaft means, each one of said clutch means being operable for coupling a corresponding one of said arm means to said shaft means and for displacing said one arm means from a winding position to a doffing position and for returning said one arm means to said winding position, means operable in timed coordination with said one clutch means for doffing a corresponding wound package from said one arm means and for donning an empty core thereonto, means operable in timed coordination with said one clutch means for severing the corresponding one textured yarn moving from the processing means upon displacement of said one arm means from said winding position to separate the wound package therefrom, means cooperating with said severing means for taking up a resultant running end of the one textured yarn moving from the processing means during doffing and donning, and means operable in timed coordination with said one clutch means severing a free length of the one textured yarn from the running end thereof upon return of said one arm means to said winding position to form a free end of textured yarn to be wound about the donned empty core, said clutch means, said doffing and donning means, said package separating severing means, said taking up means, and said free length severing means all functioning while operation of said processing means continues so as to avoid interruption of the movement of yarn therefrom.

Claim 17

In a textile yarn texturing machine having a plurality of yarn processing locations each including processing means for imparting textured effects to synthetic textile yarn and corresponding winding means with arm means for supporting a corresponding core about which textured yarn moving from the processing means is wound to package the textured yarn, the combination therewith of oscillating drive shaft means extending adjacent a plurality of said yarn processing locations, a plurality of clutch means each selectively connectable with said drive shaft means, each one of said clutch means being operable for coupling a corresponding one of said arm means to said shaft means and for displacing said one arm means from a winding position to a doffing position and for returning said one arm means to said winding position, means operable in timed coordination with said one clutch means for doffing a corresponding wound package from said one arm means and for donning an empty core thereonto, means operable in timed coordination with said one clutch means for severing the corresponding one textured yarn moving from the processing means upon displacement of said one arm means from said winding position to separate the wound package therefrom, means cooperating with said severing means for taking up a resultant running end of the one textured yarn moving from the processing means during doffing and donning, and means operable in timed coordination with said one clutch means severing a free length of the one textured yarn from the running end thereof upon return of said one arm means to said winding position to form a free end of textured yarn to be wound about the donned empty core, said clutch means, said doffing and donning means, said package separating severing means, said taking up means, and said free length severing means all functioning while operation of said processing means continues so as to avoid interruption of the movement of yarn therefrom.

Claim 18

Apparatus according to claim 13 wherein each one of said doffing, and donning means comprises a corresponding empty core supply means for receiving and storing empty cores to be donned, said empty core supply means being disposed relative to the path of movement of said one arm means in a position intermediate said winding position and said doffing position.

Claim 19

Apparatus according to claim 14 further comprising means operable in timed coordination with said one clutch means for withdrawing said empty core supply means from the path of movement of a wound package about to be doffed.

Claim 20

Apparatus according to claim 13 wherein said package separating severing means comprises a first cutter operable in timed coordination with said one clutch means.

Claim 21

Apparatus according to claim 16 wherein said free length severing means comprises a second cutter operable in timed coordination with said one clutch means.

Claim 22

In a strand handling machine having means for continuously advancing strand material and winding means with arm means for supporting a core about which strand material moving from the advancing means is wound to package the strand material, the combination therewith of means for displacing said arm means from a winding position to a doffing position and for returning said arm means to said winding position, means cooperating with said displacing and returning means for doffing a wound package from said arm means and for donning an empty core thereonto, means cooperating with said displacing and returning means for severing the strand material moving from the advancing means upon displacement of said arm means from said winding position to separate a wound package therefrom, means cooperating with said severing means for taking up a resultant running end of strand material moving from the advancing means during doffing and donning, and means cooperating with said displacing and returning means for severing a free length of strand material from the running end thereof upon donning of said empty core to form a free end of strand material to be wound about the empty core, said displacing and returning means, said doffing and donning means, said package separating severing means, said taking up means, and said free length severing means all functioning while operation of said advancing means continues so as to avoid interruption of the movement of strand material therefrom.

Claim 23

In a strand handling machine having means for continuously advancing strand material and winding means with arm means for supporting a core about which strand material moving from the advancing means is wound to package the strand material, the combination therewith of means for displacing said arm means from a winding position to a doffing position and for returning said arm means to said winding position, means cooperating with said displacing and returning means for doffing a wound package from said arm means and for donning an empty core thereonto, means cooperating with said displacing and returning means for severing the strand material moving from the advancing means upon displacement of said arm means from said winding position to separate a wound package therefrom, means cooperating with said severing means for taking up a resultant running end of strand material moving from the advancing means during doffing and donning, and means cooperating with said displacing and returning means for severing a free length of strand material from the running end thereof upon donning of said empty core to form a free end of strand material to be wound about the empty core, said displacing and returning means, said doffing and donning means, said package separating severing means, said taking up means, and said free length severing means all functioning while operation of said advancing means continues so as to avoid interruption of the movement of strand material therefrom.

Claim 24

Apparatus according to claim 18 wherein said displacing and returning means comprises an oscillating shaft rotating through a predetermined arc of revolution and clutch means for selectively coupling said arm means to said oscillating shaft.

Claim 25

Apparatus according to claim 18, wherein said doffing and donning means comprises cam means operable in coordination with said displacing and returning means for moving said arm means out of and into engagement with cores.

Claim 26

Apparatus according to claim 18 wherein said taking up means comprises suction tube means disposed adjacent said package separating severing means for eNtrapping the running end of yarn.

Claim 27

Apparatus according to claim 18 wherein said package separating severing means comprises a first cutter operable in timed coordination with said displacing and returning means.

Claim 28

Apparatus according to claim 22 wherein said free length severing means comprises a second cutter operable in timed coordination with said displacing and returning means.

Claim 29

In a strand handling machine having a plurality of processing locations each including means for continuously advancing strand material and corresponding winding means with arm means for supporting a corresponding core about which strand material moving from the advancing means is wound to package the strand material, the combination therewith of oscillating drive shaft means extending adjacent a plurality of said processing locations, a plurality of clutch means each selectively connectable with said drive shaft means, each one of said clutch means being operable for coupling a corresponding one of said arm means to said shaft means and for displacing said one arm means from a winding position to a doffing position and for returning said one arm means to said winding position, means operable in timed coordination with said one clutch means for doffing a corresponding wound package from said one arm means and for donning an empty core thereonto, means operable in timed coordination with said one clutch means for severing the corresponding one strand moving from the advancing means upon displacement of said one arm means from said winding position to separate the wound package therefrom, means cooperating with said severing means for taking up a resultant running end of the one strand moving from the advancing means during doffing and donning, and means operable in timed coordination with said one clutch means fore severing a free length of the one strand from the running end thereof upon return of said one arm means to said winding position to form a free end of strand material to be wound about the donned empty core, said clutch means; said doffing and donning means, said package separating severing means, said taking up means, and said free length severing means all functioning while operation of said advancing means continues so as to avoid interruption of the movement of strand material therefrom.

Claim 30

In a strand handling machine having a plurality of processing locations each including means for continuously advancing strand material and corresponding winding means with arm means for supporting a corresponding core about which strand material moving from the advancing means is wound to package the strand material, the combination therewith of oscillating drive shaft means extending adjacent a plurality of said processing locations, a plurality of clutch means each selectively connectable with said drive shaft means, each one of said clutch means being operable for coupling a corresponding one of said arm means to said shaft means and for displacing said one arm means from a winding position to a doffing position and for returning said one arm means to said winding position, means operable in timed coordination with said one clutch means for doffing a corresponding wound package from said one arm means and for donning an empty core thereonto, means operable in timed coordination with said one clutch means for severing the corresponding one strand moving from the advancing means upon displacement of said one arm means from said winding position to separate the wound package therefrom, means cooperating with said severing means for taking up a resultant running end of the one strand moving from the advancing means during doffing and donning, and means operable in timed coordination with said one clutch means fore severing a free length of the one strand from the running end thereof upon return of said one arm means to said winding position to form a free end of strand material to be wound about the donned empty core, said clutch means; said doffing and donning means, said package separating severing means, said taking up means, and said free length severing means all functioning while operation of said advancing means continues so as to avoid interruption of the movement of strand material therefrom.

Claim 31

In a textile yarn texturing operation, a method of forming textured yarn into wound packages and doffing the wound packages from a texturing machine without interrupting the yarn texturing operation comprising the steps of: continuously texturing synthetic textile yarn while winding the textured yarn about a core disposed in a winding position to form a wound package of the yarn being textured, detecting when the size of the wound package reaches a predetermined size and, in response to such detection, displacing the wound package from the winding position, severing the textured yarn in response to movement of the wound package away from the winding position to separate the wound package from the yarn being textured and to form a free end of the yarn being textured, taking up the free end of the yarn being textured while doffing the wound package, donning an empty core and moving the empty core into the winding position for resumption of winding, and initiating the formation of a new package by winding a free end of the yarn being textured about the donned empty core.

Claim 32

In a textile yarn texturing operation, a method of forming textured yarn into wound packages and doffing the wound packages from a texturing machine without interrupting the yarn texturing operation comprising the steps of: continuously texturing synthetic textile yarn while winding the textured yarn about a core disposed in a winding position to form a wound package of the yarn being textured, detecting when the size of the wound package reaches a predetermined size and, in response to such detection, displacing the wound package from the winding position, severing the textured yarn in response to movement of the wound package away from the winding position to separate the wound package from the yarn being textured and to form a free end of the yarn being textured, taking up the free end of the yarn being textured while doffing the wound package, donning an empty core and moving the empty core into the winding position for resumption of winding, and initiating the formation of a new package by winding a free end of the yarn being textured about the donned empty core.

Claim 33

A method according to claim 25 wherein the step of severing the textured yarn to separate the wound package is preceded by guiding the yarn to pass adjacent a predetermined location and further wherein the step of taking up the yarn being textured comprises entrapping the severed free end at the predetermined location to which the yarn is guided.

Claim 34

A method according to claim 25 further comprising the step of severing the textured yarn being taken up in response to movement of the empty core to the winding position to form a second free end and separatE a free length from the yarn being textured.

Claim 35

In a textile yarn texturing operation, a method of forming textured yarn into wound packages and doffing the wound packages from a texturing machine without interrupting the yarn texturing operation comprising the steps of: continuously texturing synthetic textile yarn while winding the textured yarn about a core disposed in a winding position to form a wound package of the yarn being textured, determining when the size of the wound package reaches a predetermined size and, in response to such determination, displacing the wound package from the winding position, severing the textured yarn in response to movement of the wound package away from the winding position to separate the wound package from the yarn being textured and to form a first free end of the yarn being textured, taking up the first free end of the yarn being textured while doffing the wound package, donning an empty core and moving the empty core into the winding position for resumption of winding, severing the textured yarn being taken up in response to movement of the empty core to the winding position to form a second free end and separate a free length from the yarn being textured, and 1 initiating the formation of a new package by winding the second free end of the yarn being textured about the donned empty core.

Claim 36

In a textile yarn texturing operation, a method of forming textured yarn into wound packages and doffing the wound packages from a texturing machine without interrupting the yarn texturing operation comprising the steps of: continuously texturing synthetic textile yarn while winding the textured yarn about a core disposed in a winding position to form a wound package of the yarn being textured, determining when the size of the wound package reaches a predetermined size and, in response to such determination, displacing the wound package from the winding position, severing the textured yarn in response to movement of the wound package away from the winding position to separate the wound package from the yarn being textured and to form a first free end of the yarn being textured, taking up the first free end of the yarn being textured while doffing the wound package, donning an empty core and moving the empty core into the winding position for resumption of winding, severing the textured yarn being taken up in response to movement of the empty core to the winding position to form a second free end and separate a free length from the yarn being textured, and 1 initiating the formation of a new package by winding the second free end of the yarn being textured about the donned empty core.

Claim 37

A method according to claim 28 wherein the step of initiating the formation of a new package includes winding the second free end of the yarn being textured about the donned core at a location adjacent an end portion of the core and thereafter winding a package body in spaced relation to the predetermined location of the second free end so as to form a projecting tail of the second free end of the yarn.

Claim 38

In a textile yarn texturing operation, wherein yarn is textured at a plurality of locations along a texturing machine, a method of forming textured yarn into wound packages and doffing the wound package from the texturing machine without interrupting the yarn texturing operation comprising the steps of: continuously texturing synthetic textile yarn at each of the plurality of locations while winding the textured yarn at each location about a corresponding core held in a corresponding winding position by a corresponding one of a plurality of package supporting arms to form wound packages of the yarns being textured, oscillating a common drive shaft extending adjacent a plurality of said locations while determining when the size of a wound package reaches a predetermined size and, in response to such determination, selectively connecting the corresponding package supporting arm with the drive shaft and displacing the corresponding wound package from the corresponding winding position, severing the corresponding textured yarn in response to movement of the wound package away from the corresponding winding position to separate the wound package from the yarn being textured and to form a free end of the yarn being textured, taking up the free end of the yarn being textured while doffing the wound package, donning an empty core and moving the empty core into the corresponding winding position for resumption of winding, initiating the formation of a new package by winding a free end of the yarn being textured about the donned empty core, and disconnecting the corresponding package supporting arm from the drive shaft.

Claim 39

In a textile yarn texturing operation, wherein yarn is textured at a plurality of locations along a texturing machine, a method of forming textured yarn into wound packages and doffing the wound package from the texturing machine without interrupting the yarn texturing operation comprising the steps of: continuously texturing synthetic textile yarn at each of the plurality of locations while winding the textured yarn at each location about a corresponding core held in a corresponding winding position by a corresponding one of a plurality of package supporting arms to form wound packages of the yarns being textured, oscillating a common drive shaft extending adjacent a plurality of said locations while determining when the size of a wound package reaches a predetermined size and, in response to such determination, selectively connecting the corresponding package supporting arm with the drive shaft and displacing the corresponding wound package from the corresponding winding position, severing the corresponding textured yarn in response to movement of the wound package away from the corresponding winding position to separate the wound package from the yarn being textured and to form a free end of the yarn being textured, taking up the free end of the yarn being textured while doffing the wound package, donning an empty core and moving the empty core into the corresponding winding position for resumption of winding, initiating the formation of a new package by winding a free end of the yarn being textured about the donned empty core, and disconnecting the corresponding package supporting arm from the drive shaft.

Claim 40

A method according to claim 30 wherein the selective connection of one package supporting arm with said drive shaft proceeds independently of the connection of any other package supporting arm thereto.

Claim 41

In a strand handling operation, a method of forming strand material into wound packages and doffing the wound packages from a strand handling machine without interrupting the strand handling operation comprising the steps of: continuously advancing strand material while winding the strand about a core disposed in a winding position to form a wound package Of the strand being advanced, determining when the size of the wound package reaches a predetermined size and, in response to such determinations, displacing the wound package from the winding position, severing the strand in response to movement of the wound package away from the winding position to separate the wound package from the strand being advanced and to form a first free end of the strand being advanced, taking up the first free end of the strand being advanced while doffing the wound package, donning an empty core and moving the the empty core into the winding position for resumption of winding, severing the strand being taken up in response to movement of the empty core to the winding position to form a second free end and separate a free length from the strand being advanced, and initiating the formation of a new package by winding the second free end of the strand being advanced about the donned empty core.

Claim 42

In a strand handling operation, a method of forming strand material into wound packages and doffing the wound packages from a strand handling machine without interrupting the strand handling operation comprising the steps of: continuously advancing strand material while winding the strand about a core disposed in a winding position to form a wound package Of the strand being advanced, determining when the size of the wound package reaches a predetermined size and, in response to such determinations, displacing the wound package from the winding position, severing the strand in response to movement of the wound package away from the winding position to separate the wound package from the strand being advanced and to form a first free end of the strand being advanced, taking up the first free end of the strand being advanced while doffing the wound package, donning an empty core and moving the the empty core into the winding position for resumption of winding, severing the strand being taken up in response to movement of the empty core to the winding position to form a second free end and separate a free length from the strand being advanced, and initiating the formation of a new package by winding the second free end of the strand being advanced about the donned empty core.

Claim 43

In a strand handling operation, wherein strand material is advanced at a plurality of locations along a strand handling machine, a method of forming strands into wound packages and doffing the wound packages from the machine without interrupting the strand handling operation comprising the steps of: continuously advancing strands at each of the plurality of locations while winding the strand at each location about a corresponding core held in a corresponding winding position by a corresponding one of a plurality of package supporting arms to form wound packages of the strands being advanced, oscillating a common drive shaft extending adjacent a plurality of said locations while determining when the size of a wound package reaches a predetermined size and, in response to such determination, selectively connecting the corresponding package supporting arm with the drive shaft and displacing the corresponding wound package from the corresponding winding position, severing the corresponding strand in response to movement of the wound package away from the corresponding winding position to separate the wound package from the strand being advanced and to form a free end of the strand being advanced, taking up the free end of the strand being advanced while doffing the wound package, donning an empty core and moving the empty core into the corresponding winding position for resumption of winding, initiating the formation of a new package by winding a free end of the strand being advanced about the donned empty core, and disconnecting the corresponding package supporting arm from the drive shaft.

Claim 44

In a strand handling operation, wherein strand material is advanced at a plurality of locations along a strand handling machine, a method of forming strands into wound packages and doffing the wound packages from the machine without interrupting the strand handling operation comprising the steps of: continuously advancing strands at each of the plurality of locations while winding the strand at each location about a corresponding core held in a corresponding winding position by a corresponding one of a plurality of package supporting arms to form wound packages of the strands being advanced, oscillating a common drive shaft extending adjacent a plurality of said locations while determining when the size of a wound package reaches a predetermined size and, in response to such determination, selectively connecting the corresponding package supporting arm with the drive shaft and displacing the corresponding wound package from the corresponding winding position, severing the corresponding strand in response to movement of the wound package away from the corresponding winding position to separate the wound package from the strand being advanced and to form a free end of the strand being advanced, taking up the free end of the strand being advanced while doffing the wound package, donning an empty core and moving the empty core into the corresponding winding position for resumption of winding, initiating the formation of a new package by winding a free end of the strand being advanced about the donned empty core, and disconnecting the corresponding package supporting arm from the drive shaft.