Shock-absorbing thermoplastic support for rotating spinning ring

Claim 2

In a spinning frame including a ring rail having at least one opening therein for receiving a spinning ring supported for rotation at said opening in said ring rail, the combination therewith of a improved support assembly for said spinning ring comprising a spinning ring holder formed of shock-absorbing and vibration-dampening thermoplastic material, said spinning ring holder including an upper circular base including inner and outer peripheral surfaces with means for supporting said spinning ring in said inner peripheral surface of said circular base, a peripheral flange formed integral with said circular base and extending downwardly therefrom, a mounting bracket fixed on said ring rail and including an inner peripheral vertical flange surrounding said opening, said mounting bracket also being constructed of shock-absorbing and vibration-dampening thermoplastic material, ball bearing means including an outer race supported in said inner peripheral vertical flange of said mounting bracket and extending above the level of said inner peripheral vertical flange, the lower surface of said peripheral flange of said spinning ring holder terminating at approximately the medial portion of said outer race of said ball bearing means to define a clearance space extending inwardly between the lower surface of said peripheral flange of said spinning ring holder and the upper surface of said inner peripheral vertical flange of said mounting bracket, and an inner race supporting said spinning ring holder for rotation, and drive means for rotating said spinning ring holder.

Claim 3

In a spinning frame according to claim 1 wherein said spinning ring holder and said mounting bracket are molded of thermoplastic material containing glass fibers to add stability thereto.

Claim 4

In a spinning frame according to claim 1 wherein spinning ring holder includes a tubular portion formed integral with said inner peripheral surface and extending downwardly and through said opening, and wherein said drive means is drivingly connected to said tubular portion of said spinning ring holder.

Claim 5

In a spinning frame according to claim 3 wherein said drive means comprises a drive sleeve fixed on said tubular portion, a groove formed in the outer surface of said drive sleeve, and a drive belt in engagement with said groove in said drive sleeve.

Claim 6

In a spinning frame according to claim 4 wherein said groove in said drive sleeve is semi-circular, and wherein said drive belt is circular in cross-section and is formed of polyurethane plastic material.

Claim 7

In a spinning frame according to claim 1 including a first felt seal positioned above said ball bearing, and a second felt seal positioned below said ball bearing to prevent the entry of lint into said ball bearing.

Claim 8

In a spinning frame according to claim 1 including a spacing pad integrally formed with the lower surface of said circular base and being engaged by the upper edge of said inner race of said ball bearing for providing the proper clearance space between the lower surface of said peripheral flange and the upper surface of said mounting bracket.

Claim 9

In a spinning frame including a ring rail having at least one opening therein for receiving a spinning ring supported for rotation at said opening in said ring rail, the combination therewith of an improved support assembly for said spinning ring comprising a spinning ring holder formed of shock-absorbing and vibration-dampening thermoplastic material containing glass fibers to add stability thereto, said spinning ring holder including an upper circular base including inner and outer peripheral surfaces with means for supporting said spinning ring in said inner peripheral surface of said circular base, a tubular portion formed integral with said inner peripheral surface and extending downwardly through said opening, and a peripheral flange formed integral with said circular base and extending downwardly therefrom, a mounting bracket fixed on said ring rail and including an inner peripheral vertical flange surrounding said opening, said mounting bracket also being constructed of shock-absorbing and vibration-dampening thermoplastic material containing glass fibers to add stability thereto, ball bearing means including an outer race supported in said inner peripheral vertical flange of said mounting bracket, and an inner race surrounding said tubular portion and supporting said spinning ring holder for rotation, said ball bearing means extending upwardly above said mounting bracket and inside of said peripheral flange, and drive means drivingly connected to said tubular portion for rotating said spinning ring holder.

Claim 10

In a spinning frame including a ring rail having at least one opening therein for receiving a spinning ring supported for rotation at said opening in said ring rail, the combination therewith of an improved support assembly for said spinning ring comprising a spinning ring holder formed of shock-absorbing and vibration-dampening thermoplastic material containing glass fibers to add stability thereto, said spinning ring holder including an upper circular base including inner and outer peripheral surfaces with means for supporting said spinning ring in said inner peripheral surface of said circular base, a tubular portion formed integral with said inner peripheral surface and extending downwardly through said opening, and a peripheral flange formed integral with said circular base and extending downwardly therefrom, a mounting bracket fixed on said ring rail and including an inner peripheral vertical flange surrounding said opening, said mounting bracket also being constructed of shock-absorbing and vibration-dampening thermoplastic material containing glass fibers to add stability thereto, ball bearing means including an outer race supported in said inner peripheral vertical flange of said mounting bracket, and an inner race surrounding said tubular portion and supporting said spinning ring holder for rotation, said ball bearing means extending upwardly above said mounting bracket and inside of said peripheral flange, and drive means drivingly connected to said tubular portion for rotating said spinning ring holder.

Claim 11

An improved support assembly for a spinning ring mounted for rotation around an opening in the ring rail of a spinning frame, said support assembly comprising a spinning ring holder formed of shock-absorbing and vibration-dampening thermoplastic material, said spinning ring holder including an upper circular base including inner and outer peripheral surfaces with means for supporting said spinning ring in said inner peripheral surface of said circular base, a peripheral flange formed integral with said circular base and extending downwardly therefrom, a mounting bracket adapted to be fixed on said ring rail and including an inner peripheral vertical flange adapted to surround the opening, said mounting bracket also being constructed of shock-absorbing and vibration-dampening thermoplastic material, ball bearing means including an outer race supported in said inner peripheral vertical flange of said mounting bracket and extending above the level of said inner peripheral vertical flange, said peripheral flange of said spinning ring holder downwardly and around said outer race of said ball bearing means, said peripheral flange of said spinning ring holder and said peripheral vertical flange of said mounting bracket each including peripheral surfaces being substantially vertically aligned so that any downwardly falling lint is not likely to pass inwardly and between the lower surface of said peripheral flange of said spinning ring holder and the upper surface of said peripheral vertical flange of said mounting bracket, and an inner race supporting said spinning ring holder for rotation.

Claim 12

An improved support assembly for a spinning ring mounted for rotation around an opening in the ring rail of a spinning frame, said support assembly comprising a spinning ring holder formed of shock-absorbing and vibration-dampening thermoplastic material, said spinning ring holder including an upper circular base including inner and outer peripheral surfaces with means for supporting said spinning ring in said inner peripheral surface of said circular base, a peripheral flange formed integral with said circular base and extending downwardly therefrom, a mounting bracket adapted to be fixed on said ring rail and including an inner peripheral vertical flange adapted to surround the opening, said mounting bracket also being constructed of shock-absorbing and vibration-dampening thermoplastic material, ball bearing means including an outer race supported in said inner peripheral vertical flange of said mounting bracket and extending above the level of said inner peripheral vertical flange, said peripheral flange of said spinning ring holder downwardly and around said outer race of said ball bearing means, said peripheral flange of said spinning ring holder and said peripheral vertical flange of said mounting bracket each including peripheral surfaces being substantially vertically aligned so that any downwardly falling lint is not likely to pass inwardly and between the lower surface of said peripheral flange of said spinning ring holder and the upper surface of said peripheral vertical flange of said mounting bracket, and an inner race supporting said spinning ring holder for rotation.

Claim 13

An improved support assembly according to claim 9 wherein said thermoplastic material forming said ring holder and said mounting bracket contains glass fibers to add stability thereto, wherein said ring holder includes a tubular portion formed integral with said inner peripheral surface and adapted to extend downwardly through the opening in the ring rail, and a peripheral flange formed integral with said circular base and extending downwardly therefrom, said ball bearing means extending upwardly above said mounting bracket and inside of said peripheral flange, and wherein said drive means is drivingly connected to said tubular portion of said ring holder.