Motor driven sewing machine

Details Motor driven sewing machine Motor driven sewing machine

1977-08-08

1979-03-13

Nerbun, Peter

Sewing

Work manipulating

Guides

307106, D05B 302

Patent

active

041436059

ABSTRACT:
A motor driven sewing machine comprises pulse generator means for generating a first pulse associated with the first predetermined angular position and a second pulse associated with the second predetermined angular position of the main-shaft of the machine, and state-alternating means for alternatively changing its states between first and second states in response to the first and second pulses. The needle position and cloth feed are controlled in accordance with the states of the state-alternating means.

REFERENCES:
patent: 3114020 (1963-12-01), Hall
patent: 3686507 (1972-08-01), Krutz et al.
patent: 3815531 (1974-06-01), Wurst et al.
patent: 3855956 (1974-12-01), Wurst

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