Push-button switch with unlocking prevention assembly

Details Push-button switch with unlocking prevention assembly Push-button switch with unlocking prevention assembly

1988-11-28

1989-09-26

Scott, J. R.

Electricity: circuit makers and breakers

Multiple circuit control

Multiple switch

200 5F, 200524, H01H 920, H01H 1356

Patent

active

048702293

ABSTRACT:
A switch device including a first switch, a first push-button assembly having a push surface and disposed to alternately turn on and off the first switch in response to a push force, a first spring for urging the first push-button assembly in a direction opposite the push force, a locking device including a spring and a cam for locking said first push-button assembly in a pushed-in position, a second switch, a second push-button assembly having a push surface and disposed to turn on the second switch-in response to a push force, a second spring for urging the second push-button assembly in a direction opposite the second push force, and a lug for preventing the locking device from unlocking in response to an inadvertent push force.

REFERENCES:
patent: 3934101 (1976-01-01), Jones
patent: 4575590 (1986-03-01), Hattori et al.
patent: 4795860 (1989-01-01), Kamada et al.

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