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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Bibliographic Details
Main Authors RICH H A, BASS S
Format Patent
LanguageEnglish
Published 16.03.1981
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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.
Bibliography:Application Number: NZ19770185978