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. 29, 2014
Filed:
Mar. 02, 2011
Applicants:
Sadashi Shimoda, Chiba, JP;
Kazuo Toda, Fukushima, JP;
Inventors:
Sadashi Shimoda, Chiba, JP;
Kazuo Toda, Fukushima, JP;
Assignees:
Seiko Instruments Inc., , JP;
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 35/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An acceleration switch includes a mass body having a space therein, a single arc-shaped beam supporting the mass body, a support portion supporting the arc-shaped beam, and a counter electrode disposed in the space of the mass body. The arc-shaped beam is arranged so as to surround the mass body, and the support portion is disposed at a periphery of the mass body. An electrode interval corresponding to a distance between an inner side surface of the mass body and an outer side surface of the counter electrode is 1 μm or more and 20 μm or less.