Sewing – Stitch forming – Chain or double chain
Reexamination Certificate
2006-02-23
2008-12-02
Izaguirre, Ismael (Department: 3765)
Sewing
Stitch forming
Chain or double chain
C112S220000
Reexamination Certificate
active
07458326
ABSTRACT:
An overlock sewing machine including a main shaft rotated by a sewing machine motor; a vertically moving sewing needle and an overlooper and an underlooper respectively driven by the rotation of the main shaft; a single looper drive shaft forming overlock stitches in cooperation with the overlooper, the underlooper and the sewing needle and rotated by the rotation of the main shaft, shaft line thereof being arranged perpendicularly to the main shaft; and a swing generating member having first and second swing generating portions fixed to the looper drive shaft for swinging the overlooper and the underlooper respectively; a first and second swing link mechanisms, both of which extend perpendicularly to the looper drive shaft, swinging the overlooper and the underlooper by conveying the drive force generated by the first and second sewing generating portions.
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Hayashi Hiroki
Yamaguchi Matsuo
Brother Kogyo Kabushiki Kaisha
Izaguirre Ismael
Oliff & Berridg,e PLC
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