Spring system for push-button control in a sewing machine

Details Spring system for push-button control in a sewing machine Spring system for push-button control in a sewing machine

1983-01-28

1986-09-23

Pate, III, William F.

Machine element or mechanism

Control lever and linkage systems

Multiple controlling elements for single controlled element

112466, 112463, G05G 1100

Patent

active

046128212

ABSTRACT:
A push-button control for a sewing machine is provided with a spring system which returns slidable push-buttons from actuated to unactuated positions, and includes individual wire springs supported within grooves in a fixed member and preloaded against extended portions of the buttons.

REFERENCES:
patent: 2634340 (1953-04-01), Batcheller
patent: 3156205 (1964-11-01), Reeber et al.
patent: 3217677 (1965-11-01), Eguchi
patent: 3254618 (1966-06-01), Eguchi
patent: 3279402 (1966-10-01), Eguchi
patent: 3332380 (1967-07-01), Yanagibayashi
patent: 3351051 (1967-12-01), Eguchi
patent: 4297956 (1981-11-01), Meier
patent: 4441440 (1984-04-01), Weisz
patent: 4442784 (1984-04-01), Weisz et al.
patent: 4453478 (1984-06-01), Weisz

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