Sewing machine

Sewing – Work manipulating – Trimmers

Reexamination Certificate

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Reexamination Certificate

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06892658

ABSTRACT:
A sewing machine includes a main frame provided with a drive shaft, and a cutting mechanism mounted on the main frame and driven by the drive shaft. The cutting mechanism includes a driving device, a first retaining device, and a second retaining device. Thus, the cutting mechanism is operated rigidly and stably, thereby facilitating the user operating the sewing machine.

REFERENCES:
patent: 3745948 (1973-07-01), Desperak et al.
patent: 4649841 (1987-03-01), Koshinaka
patent: 5289789 (1994-03-01), Sakuma
patent: 5813356 (1998-09-01), Nolle
patent: 6725790 (2004-04-01), Sadasue

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