Thread winding mechanism for sewing machine

Details Thread winding mechanism for sewing machine Thread winding mechanism for sewing machine

1977-11-18

1979-07-17

Hunter, H. Hampton

Sewing

Elements

Bobbin winding

112220, D05B 5900, B65H 5418

Patent

active

041611535

ABSTRACT:
A thread winding mechanism including a thread winding shaft and a clutch member for disconnecting a torque transmission between a main shaft of a sewing machine and a drive pulley. Once the bobbin is manually inserted into the thread winding shaft the clutch member is automatically actuated to disconnect the main shaft from the drive pulley for preparation of the thread winding operation.

REFERENCES:
patent: 3123034 (1964-03-01), Okazaki
patent: 3670974 (1972-06-01), Ueltschi
patent: 4033273 (1977-07-01), Kasuga

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