Patent ID: 8721372
Filing Date: 2014-05-13
Classification: G01R,H01R

Abstract:
1. A contact comprising: a first plunger contacting one member; a second plunger contacting the other member in a state of being overlapped with the first plunger and conducting electricity between the one member and the other member in cooperation with the first plunger; and a compression coil spring covering outer circumferences of the first plunger and the second plunger overlapped with each other and supporting the respective plungers relatively slidably, wherein the first plunger and the second plunger include tip end portions provided on tip end sides, slidably supported, and contacting the respective members, the first and second plungers further including sliding portions formed in halved shapes of the respective plungers that slidably overlap and contact each other, and that are inserted in the compression coil spring, and wherein each of the sliding portions is set to have a length to be slidably supported together with the tip end portion of the other plunger, and wherein the compression coil spring includes close-contact winding portions located on both ends thereof and supporting the respective sliding portions overlapped with each other mutually elastically and a spring portion located between the respective close-contact winding portions and expanding and contracting elastically.