Overlock sewing machine

Details Overlock sewing machine Overlock sewing machine

2005-12-13

2005-12-13

Calvert, John J. (Department: 3765)

Sewing

Special machines

Pattern controlled or programmed

C112S162000

Reexamination Certificate

active

06973889

ABSTRACT:
An overlock sewing machine includes: a main body; a needle bar mounted to reciprocate in an axial direction; plural needles positioned at the needle bar; a main feeding mechanism adjusted to control a cloth feeding amount of a main feed dog; a differential feeding mechanism adjusted to control a cloth feeding amount of a differential feed dog; a memorizing device configured to memorize at least one sewing pattern, the memorizing device being provided at the main body; a pattern selecting device provided at the main body and configured to select the at least one sewing pattern memorized in the memorizing device; and a control device provided at the main body and configured to control the selected at least one sewing pattern.

REFERENCES:
patent: 4422394 (1983-12-01), Bergvall
patent: 4873931 (1989-10-01), Takagi et al.
patent: 5333560 (1994-08-01), Yoshida
patent: 6467418 (2002-10-01), Reina et al.
patent: 56-163689 (1981-12-01), None
patent: 61-92693 (1986-05-01), None

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