SEWING MACHINE AND CARTRIDGE THEREFOR PRETHREADED NEEDLE ON NEEDLE CARRIER RECIPROCATES WITHIN CARTRIDGE
An electrically operated chain stitch sewing maching having a cartridge carrying a spool of thread and a pre-threaded needle mounted in the side of the head, the needle being normally biased in a retracted position within the cartridge and being actuated by a crank arm provided with means for render...
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Main Authors | , |
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Format | Patent |
Language | English |
Published |
16.03.1981
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Subjects | |
Online Access | Get full text |
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Summary: | An electrically operated chain stitch sewing maching having a cartridge carrying a spool of thread and a pre-threaded needle mounted in the side of the head, the needle being normally biased in a retracted position within the cartridge and being actuated by a crank arm provided with means for rendering an electrical switch inoperative until the needle is retracted into the cartridge. The bed of the machine is provided with a thread looping subassembly actuated by the needle. |
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Bibliography: | Application Number: NZ19770185978 |