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, 2003
Filed:
May. 31, 2001
Applicant:
Inventors:
Hiroyuki Akita, Tokyo, JP;
Toyomi Ooshige, Tokyo, JP;
Hiroyuki Sasao, Tokyo, JP;
Kenichi Koyama, Tokyo, JP;
Yukimori Kishida, Tokya, JP;
Mitsuru Tsukima, Tokyo, JP;
Toshie Takeuchi, Tokyo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 5/300 ;
U.S. Cl.
CPC ...
H01H 5/300 ;
Abstract
A switching device includes a movable coil which is reinforced by a stiffener to increase the resistance of the movable coil to bending moments. The stiffener may include a nonmagnetic case which surrounds the movable coil. Alternatively or in addition, it may include a resin or other material encapsulating the movable coil.