Push button microswitch with wiping contact effect

Details Push button microswitch with wiping contact effect Push button microswitch with wiping contact effect

1989-03-15

1990-02-20

Luebke, Renee S.

Electricity: circuit makers and breakers

Snap

Double snap

200459, 200467, H01H 506

Patent

active

049028634

ABSTRACT:
A switch is disclosed having a movable piece with a movable contact and a movable plate coil, a fixed terminal provided with a fixed contact facing the movable contact, a movable coil spring with an end being fixed at a standing piece of a common terminal, wherein the other end of the coil spring is coupled to the end of a movable piece, and wherein the movable plate coil is biased by the movable coil spring with one end of the movable plate coil swingably held by a holding piece of the common terminal, and a push-button for pressing the upper portion of the movable coil. The switch has an actuator having a supporting member which rotatably engages with the case, wherein the supporting member is formed in a plane generally perpendicular to a rotary shaft of the actuator.

REFERENCES:
patent: 3030465 (1962-04-01), Roeser
patent: 3394403 (1968-07-01), Dennison
patent: 4673778 (1987-06-01), Lewandowski

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