Treadle drive for electrified sewing machine

Details Treadle drive for electrified sewing machine Treadle drive for electrified sewing machine

1980-08-11

1981-04-07

Hunter, H. Hampton

Sewing

With tables or stands

With power control or clutch

112220, D05B 6900

Patent

active

042599156

ABSTRACT:
A reverse treadling inhibiting device having an electric motor connected to a sewing machine arm shaft through a one-way clutch and inhibiting the reverse treadling of the sewing machine by utilizing the one-way clutch connection to the electric motor to add inertia and resistance to reverse treadling of the sewing machine.

REFERENCES:
patent: 1792816 (1931-02-01), Chason
patent: 3408882 (1968-11-01), Bialy
patent: 3543707 (1970-12-01), Schweers
patent: 3545391 (1970-12-01), Schweers

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