Rotary electric component including a rotatably supporting...

Details Rotary electric component including a rotatably supporting... Rotary electric component including a rotatably supporting...

2007-02-06

2007-02-06

Le, Que T. (Department: 2878)

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

C250S231150

Reexamination Certificate

active

11048414

ABSTRACT:
A rotary electric component includes a case for accommodating a rotary body having a cylindrical operation portion and for rotatably supporting the rotary body and a substrate having a rotation detecting means linked to the rotary body at a lower portion of the case. A guide groove whose distance from the center of rotation of the rotary body is continuously changed is formed in a bottom surface of the rotary body. The rotary detecting means of the substrate has a sliding portion fitted to the guide groove of the rotary body to slide according to the rotation of the rotary body, and outputs a signal according to a movement location of the sliding portion.

REFERENCES:
patent: 6130425 (2000-10-01), Sano
patent: 39-12286 (1939-05-01), None
patent: 2001-243848 (2001-09-01), None

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