Patent ID: 6175091
Filing Date: 2001-01-16
Classification: H01H

Abstract:
A rotary type electronic component of the present invention comprising:(a) a bearing comprising:a cylinder section; anda substrate on which the cylinder section is rested,(b) a rotary shaft comprising:an upper section protruding from the bearing;a mid section journaled by the bearing; anda lower section comprising:a flange formed around the lower section;a hole extending through the flange; anda movable contact disposed on a lower face of the flange,recess axially provided therein and communicating with the hole through the flange;(c) a case coupling to a lower face of the substrate of the bearing so that the case covers the lower section of the rotary shaft, and having a fixed contact on a bottom plate corresponding to the movable contact;(d) a spring being housed by the recess of the rotary shaft(e) a frictional plate having a hole extending therethrough axially, engaging with an inlet circumference of the recess prepared in the rotary shaft, bearing against the bottom plate of the case by the spring force, and rotating together with the rotary shaft; however, being axially movable independently of the rotary shaft.