H - Electricity – 01 – C
Patent
H - Electricity
01
C
338/14
H01C 10/00 (2006.01) H01C 10/34 (2006.01)
Patent
CA 1136722
Abstract A miniature variable resistor comprises an insulating substrate provided with a hole therethrough. A resistance pattern is carried on a front surface of the insulating substrate in a manner to surround the hole, and a hollow rotor of insulating synthetic resin is provided with an operating portion and a slidable contact portion slidable on the front surface. A slide member is unitarily embedded in the rotor and which has elastic protuberant pieces protruding into the hollow portion of the rotor, and a shaft member which protrudes beyond the hole from a rear surface of the insulating substrate fitted tightly in the hollow portion of the rotor.
348090
Inoue Akihiko
Shoji Yutaka
Sugiura Shigekata
Suzuki Yoshio
Alps Electric Co. Ltd.
Macrae & Co.
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