Service device for one or more open end spinning frames

Claim 2

Servicing apparatus for servicing a plurality of spinning assemblies arranged side by side in an open end spinning frame, comprising: a first mobile part instrument having a first set of function elements for executing a first servicing operation at respective spinning assemblies of the spinning frame, and a second mobile part instrument having a second set of function elements for esecuting a second servicing operation at respective spinning assemblies of the spinning frame, said first and second part instruments being movable between respective spinning assemblies independently of one another, wherein said first part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said first part instrument includes a first set of appurtenant drives and controls for said first set of function elements, wherein said first part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said first part instrument, wherein at least a portion of said first set of appurtenant drives and controls is disposed in said other zone, and wherein all portions of said first set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone with all parts of said first part instrument positioned so as not to physically interfere with operation of said second part instrument during simultaneous performance of said first and second servicing operations at respective immediately adjacent spinning assemblies.

Claim 3

Apparatus according to claim 1, wherein said second part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said second part instrument includes a second set of appurtenant drives and controls for said second set of function elements, wherein said second part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said second part instrument, wherein at least a portion of said second set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said second set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in aid edge zone, and wherein said edge zone of said first part instrument faces said edge zone of said second part instrument.

Claim 4

Apparatus according to claim 2, wherein each of said first and second part instruments includes a traveling mechanism for drivingly moving said first and second part instruments between servicing positions adjacent the respective spinning assemblies.

Claim 5

Apparatus according to claim 2, wherein said first and second servicing operations supplement one another.

Claim 6

Apparatus according to claim 4, wherein coupling parts are provided for selectively coupling said part instruments together.

Claim 7

Apparatus according to claim 4, wherein said first set of function elements includes means for effecting a cleaning of the spinning assembly, especially of the spinning rotor, and wherein said second set of function elements includes means for effecting a piecing operation.

Claim 8

Apparatus according to claim 6, wherein the first part instrument that executes the cleaning operation is supplementarily equipped in a zone opposite a winding device of the spinning frame with a third set of function elements for performing a bobbin exchange.

Claim 9

Apparatus according to claim 7, wherein the third set of function elements for the bobbin exchange are staggered by at least the width of one spinning assembly in the longitudinal direction of the spinning frame, with reference to the first set of function elements for the cleaning operation.

Claim 10

Apparatus according to claim 4, wherein said first set of function elements includes means for performing a bobbin exchange, wherein said second set of function elements includes means for execution of cleaning operations, and wherein said first and second part instruments are limited in height and disposed on tracks one above the other in such a way that they can pass by each other.

Claim 11

Apparatus according to claim 2, wherein said first and second part instruments are similar in height and are configured so that they cannot pass each other in the longitudinal direction of the spinning frame.

Claim 12

Apparatus according to claim 2, wherein coupling parts are provided for selectively coupling said part instruments together, and wherein control means are provided to selectively activate the traveling mechanism of only one of the part instruments so that only one traveling mechanism is needed to move both part instruments when coupled together.

Claim 13

Apparatus according to claim 2, further comprising a third mobile part instrument having a third set of function elements for executing a third servicing operation at respective spinning assemblies of the spinning frame, wherein said first set of function elements includes means for executing a bobbin exchange, wherein said second set of function elements includes means for cleaning a spinning assembly, wherein said third set of function elements includes means for a piecing operation, wherein the first set of function elements for bobbin exchange and the third set of function elements for piecing are disposed in edges zones of the respective first and third part instruments that are facing each other and are so limited in height that the second part instrument which as a whole is limited in height can be accommodated below the edge zones of the first and third part instruments.

Claim 14

Apparatus according to claim 1, wherein said edge zones are no wider than respective ones of said spinning assemblies.

Claim 15

Servicing apparatus for servicing a plurality of spinning assemblies arranged side by side in an open end spinning frame, comprising: a first mobile part instrument having a first set of function elements for executing a first servicing operation at respective spinning assemblies of the spinning frame, and a second mobile part instrument having a second set of function elements for executing a second servicing operation at respective spinning assemblies of the spinning frame, said first and second part instruments being movable between respective spinning assemblies independently of one another, wherein said first part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said first part instrument includes a first set of appurtenant drives and controls for said first set of function elements, wherein said first part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said first part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said first set of appurtenant drives and controls is disposed in said other zone, and wherein all portions of said first set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said second part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said second part instrument includes a second set of appurtenant drives and controls for said second set of function elements, wherein said second part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said second part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said second set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said second set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said edge zone of said first part instrument faces said edge zone of said second part instrument, wherein each of said first and second part instruments includes a traveling mechanism for drivingly moving said first and second part instruments between servicing positions adjacent the respective spinning assemblies, wherein said first and second servicing operations supplement one another, and wherein the edge zones are disposed on the part instruments in question so as to be staggered in height, whereby they can be positioned one above the other.

Claim 16

Servicing apparatus for servicing a plurality of spinning assemblies arranged side by side in an open end spinning frame, comprising: a first mobile part instrument having a first set of function elements for executing a first servicing operation at respective spinning assemblies of the spinning frame, and a second mobile part instrument having a second set of function elements for executing a second servicing operation at respective spinning assemblies of the spinning frame, said first and second part instruments being movable between respective spinning assemblies independently of one another, wherein said first part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said first part instrument includes a first set of appurtenant drives and controls for said first set of function elements, wherein said first part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said first part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said first set of appurtenant drives and controls is disposed in said other zone, and wherein all portions of said first set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said second part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said second part instrument includes a second set of appurtenant drives and controls for said second set of function elements, wherein said second part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said second part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said second set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said second set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said edge zone of said first part instrument faces said edge zone of said second part instrument, wherein each of said first and second part instruments includes a traveling mechanism for drivingly moving said first and second part instruments between servicing positions adjacent the respective spinning assemblies, wherein said first and second servicing operations supplement one another, and wherein the edge zones are disposed on the part instruments in question so as to be staggered in height, whereby they can be positioned one above the other.

Claim 17

Servicing apparatus for servicing a plurality of spinning assemblies arranged side by side in an open end spinning frame, comprising: a first mobile part instrument having a first set of function elements for executing a first servicing operation at respective spinning assemblies of the spinning frame, and a second mobile part instrument having a second set of function elements for executing a second servicing operation at respective spinning assemblies of the spinning frame, said first and second part instruments being movable between respective spinning assemblies independently of one another, wherein said first part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said first part instrument includes a first set of appurtenant drives and controls for said first set of function elements, wherein said first part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said first part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said first set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said first set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said second part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said second part instrument includes a second set of appurtenant drives and controls for said second set of function elements, wherein said second part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said second part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said second set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said second set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said edge zone of said first instrument faces said edge zone of said second part instrument, wherein said first and second servicing operations supplement one another, wherein said first set of function elements includes means for effecting a cleaning of the spinning assembly, especially of the spinning rotor, and wherein said second set of function elements includes means for effecting a piecing operation, wherein the first part instrument that executes the cleaning operation is supplementarily equipped in a zone opposite a winding device of the spinning frame with a third set of function elements for performing a bobbin exchange, and wherein the third set of function elements for the bobbin exchange are staggered by at least the width of one spinning assembly in the longitudinal direction of the spinning frame, with reference to the first set of function elements for the cleaning operation.

Claim 18

Servicing apparatus for servicing a plurality of spinning assemblies arranged side by side in an open end spinning frame, comprising: a first mobile part instrument having a first set of function elements for executing a first servicing operation at respective spinning assemblies of the spinning frame, and a second mobile part instrument having a second set of function elements for executing a second servicing operation at respective spinning assemblies of the spinning frame, said first and second part instruments being movable between respective spinning assemblies independently of one another, wherein said first part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said first part instrument includes a first set of appurtenant drives and controls for said first set of function elements, wherein said first part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said first part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said first set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said first set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said second part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said second part instrument includes a second set of appurtenant drives and controls for said second set of function elements, wherein said second part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said second part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said second set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said second set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said edge zone of said first instrument faces said edge zone of said second part instrument, wherein said first and second servicing operations supplement one another, wherein said first set of function elements includes means for effecting a cleaning of the spinning assembly, especially of the spinning rotor, and wherein said second set of function elements includes means for effecting a piecing operation, wherein the first part instrument that executes the cleaning operation is supplementarily equipped in a zone opposite a winding device of the spinning frame with a third set of function elements for performing a bobbin exchange, and wherein the third set of function elements for the bobbin exchange are staggered by at least the width of one spinning assembly in the longitudinal direction of the spinning frame, with reference to the first set of function elements for the cleaning operation.

Claim 19

Servicing apparatus for servicing a plurality of spinning assemblies arranged side by side in an open end spinning frame, comprising: a first mobile part instrument having a first set of function elements for executing a first servicing operation at respective spinning assemblies of the spinning frame, and a second mobile part instrument having a second set of function elements for executing a second servicing operation at respective spinning assemblies of the spinning frame, said first and second part instruments being movable between respective spinning assemblies independently of one another, wherein said first part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said first part instrument includes a first set of appurtenant drives and controls for said first set of function elements, wherein said first part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said first part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said first set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said first set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said second part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said second part instrument includes a second set of appurtenant drives and controls for said second set of function elements, wherein said second part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said second part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said second set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said second set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said edge zone of said first part instrument faces said edge zone of said second part instrument, wherein said first and second servicing operations supplement one another, and wherein said first set of function elements includes means for performing a bobbin exchange, wherein said second set of function elements includes means for execution of cleaning operations, and wherein said first and second part instruments are limited in height and disposed on tracks one above the other in such a way that they can pass by each other.

Claim 20

Servicing apparatus for servicing a plurality of spinning assemblies arranged side by side in an open end spinning frame, comprising: a first mobile part instrument having a first set of function elements for executing a first servicing operation at respective spinning assemblies of the spinning frame, and a second mobile part instrument having a second set of function elements for executing a second servicing operation at respective spinning assemblies of the spinning frame, said first and second part instruments being movable between respective spinning assemblies independently of one another, wherein said first part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said first part instrument includes a first set of appurtenant drives and controls for said first set of function elements, wherein said first part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said first part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said first set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said first set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said second part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said second part instrument includes a second set of appurtenant drives and controls for said second set of function elements, wherein said second part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said second part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said second set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said second set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said edge zone of said first part instrument faces said edge zone of said second part instrument, wherein said first and second servicing operations supplement one another, and wherein said first set of function elements includes means for performing a bobbin exchange, wherein said second set of function elements includes means for execution of cleaning operations, and wherein said first and second part instruments are limited in height and disposed on tracks one above the other in such a way that they can pass by each other.

Claim 21

Servicing apparatus for servicing a plurality of spinning assemblies arranged side by side in an open end spinning frame, comprising: a first mobile part instrument having a first set of function elements for executing a first servicing operation at respective spinning assemblies of the spinning frame, and a second mobile part instrument having a second set of function elements for executing a second servicing operation at respective spinning assemblies of the spinning frame, said first and second part instruments being movable between respective spinning assemblies independently of one another, wherein said first part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said first part instrument includes a first set of appurtenant drives and controls for said first set of function elements, wherein said first part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said first part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said first set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said first set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said second part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said second part instrument includes a second set of appurtenant drives and controls for said second set of function elements, wherein said second part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in in the travel direction of said second part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said second set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said second set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said edge zone of said first part instrument faces said edge zone of said second part instrument, and further comprising a third mobile part instrument having a third set of function elements for executing a third servicing operation at respective spinning assemblies of the spinning frame, wherein said first set of function elements includes means for executing a bobbin exchange, wherein said second set of function elements includes means for cleaning a spinning assembly, wherein said third set of function elements includes means for a piecing operation, wherein the first set of function elements for bobbin exchange and the third set of function elements for piecing are disposed in edge zones of the respective first and third part instruments that are facing each other and are so limited in height that the second part instrument which as a whole is limited in height can be accommodated below the edge zones of the first and third part instruments.

Claim 22

Servicing apparatus for servicing a plurality of spinning assemblies arranged side by side in an open end spinning frame, comprising: a first mobile part instrument having a first set of function elements for executing a first servicing operation at respective spinning assemblies of the spinning frame, and a second mobile part instrument having a second set of function elements for executing a second servicing operation at respective spinning assemblies of the spinning frame, said first and second part instruments being movable between respective spinning assemblies independently of one another, wherein said first part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said first part instrument includes a first set of appurtenant drives and controls for said first set of function elements, wherein said first part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in the travel direction of said first part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said first set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said first set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said second part instrument is wider in its travel direction than each of the individual spinning assemblies, wherein said second part instrument includes a second set of appurtenant drives and controls for said second set of function elements, wherein said second part instrument is divided into an edge zone and at least one other zone adjacent said edge zone in in the travel direction of said second part instrument, said edge zone being no wider than one of said spinning assemblies, wherein at least a portion of said second set of appurtenant drives and controls is disposed in said other zone, wherein all portions of said second set of function elements which cooperate directly with parts of said spinning assemblies during servicing operations are disposed in said edge zone, wherein said edge zone of said first part instrument faces said edge zone of said second part instrument, and further comprising a third mobile part instrument having a third set of function elements for executing a third servicing operation at respective spinning assemblies of the spinning frame, wherein said first set of function elements includes means for executing a bobbin exchange, wherein said second set of function elements includes means for cleaning a spinning assembly, wherein said third set of function elements includes means for a piecing operation, wherein the first set of function elements for bobbin exchange and the third set of function elements for piecing are disposed in edge zones of the respective first and third part instruments that are facing each other and are so limited in height that the second part instrument which as a whole is limited in height can be accommodated below the edge zones of the first and third part instruments.