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:
Jul. 22, 2003
Filed:
Feb. 12, 2002
Applicant:
Inventor:
Isao Miyashita, Yamanashi-ken, JP;
Assignee:
Citizen Electronics Co., Ltd., Yamanashi-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 5/30 ;
U.S. Cl.
CPC ...
H01H 5/30 ;
Abstract
A peripheral fixed contact having a circular hole is secured to a substrate, and a central fixed contact having a hole at a central portion thereof is secured to the substrate within the circular hole of the peripheral fixed contact. A spherical spring contact is mounted on the peripheral fixed contact so as to contact with an edge of the hole of the central fixed contact.