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:
Jun. 17, 2014
Filed:
Jan. 13, 2010
Applicants:
Toru Kimura, Tokyo, JP;
Tomotaka Yano, Tokyo, JP;
Inventors:
Toru Kimura, Tokyo, JP;
Tomotaka Yano, Tokyo, JP;
Assignee:
Mitsubishi Electric Corporation, Chiyoda-Ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 9/00 (2006.01); H01H 3/00 (2006.01); H01H 33/66 (2006.01); H01H 9/42 (2006.01); H01H 33/666 (2006.01); H01H 31/00 (2006.01);
U.S. Cl.
CPC ...
H01H 33/666 (2013.01); H01H 31/003 (2013.01);
Abstract
An electromagnetically operated switching device according to the present invention includes a pair of electromagnetically operated mechanisms for driving a main circuit contact of a switch via a link mechanism symmetrically arranged with respect to an operational center axis, and a length of a spring retaining plate can be regulated in accordance with a change of a link ratio, which is caused by a design change of the main circuit contact.