The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 14, 2004
Filed:
Jul. 29, 2003
Jung-Hui Hsu, Hsin Chuang, TW;
Chia-Cheng Wei, Chung Ho, TW;
Powertech Industrial Co., Ltd., Taipei Hsien, TW;
Abstract
A contact structure includes a fixed contact set, said fixed contact set having a stepped cap and a plurality of contact rings of different diameters respectively mounted in annular steps of the stepped cap and respectively connected to the conductors of a fixed cable, and a movable contact set, the movable contact set having a stepped shaft rotatably inserted into the stepped cap, spring members mounted in peripheral holes in the steps of the stepped shaft, and arched contact plates respectively connected to the conductors of a movable cable and respectively supported on the spring members and forced by the spring members into contact with the contact rings of the fixed contact set.