Sewing – Work manipulating – Trimmers
Reexamination Certificate
2008-05-06
2008-05-06
Izaguirre, Ismael (Department: 3765)
Sewing
Work manipulating
Trimmers
C112S464000
Reexamination Certificate
active
07367274
ABSTRACT:
A darning width adjusting device for a sewing machine includes a lower knife holder supported by a sewing machine frame such that a moving position of the lower knife holder is adjustable in a direction orthogonal to a cloth feeding direction, a thread-sliding piece which sets a darning width by picking up a thread at a tip thereof in the vicinity of a stitch point, a thread-sliding piece holder supported by the sewing machine frame such that a moving position of the thread-sliding piece is adjustable in the orthogonal direction to the cloth feeding direction, a thread-sliding piece adjusting means for adjusting the moving position of the thread-sliding piece, and a lower knife holder adjusting means for adjusting the moving position of the lower knife holder to a position exceeding a outside marginal position of the thread-sliding piece.
REFERENCES:
patent: 4331089 (1982-05-01), Widmer
patent: 5216970 (1993-06-01), Sakuma
patent: 5529003 (1996-06-01), Kojima et al.
patent: 5806448 (1998-09-01), Matsuo et al.
patent: 55-78991 (1980-06-01), None
patent: 1-299585 (1989-12-01), None
patent: 3-140186 (1991-06-01), None
patent: 405031273 (1993-02-01), None
patent: 2005-401 (2005-01-01), None
Izaguirre Ismael
Juki Corporation
Merchant & Gould P.C.
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