Slide rheostat

Details Slide rheostat Slide rheostat

1982-04-12

1983-09-13

Albritton, C. L.

Electrical resistors

Mechanically variable

Movable contact electrically adjustable over length of...

338176, H01C 1030

Patent

active

044045409

ABSTRACT:
A slide rheostat wherein a movable insulating plate and a leaf spring which are centrally provided with holes for receiving a lever of a slide piece receiver are made unitary by mounting a flat portion of the leaf spring on the movable insulating plate by outsert molding, the unitary movable insulating plate and leaf spring have the lever inserted therethrough. Resilient protuberant pieces are disposed at the four corners of the flat portion of the leaf spring and held in resilient contact with the upper surface of the slide piece receiver, and the movable insulating plate is held in resilient contact with the upper rear surface of a case through the action of the leaf spring.

REFERENCES:
patent: 2242327 (1941-05-01), Rubinstein
patent: 3594678 (1971-07-01), Nomura
patent: 3639880 (1972-02-01), Oka
patent: 4274074 (1981-06-01), Sakamoto

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