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:
Mar. 02, 2004
Filed:
Jun. 28, 2001
Applicant:
Inventors:
Naoya Hashimoto, Tokyo, JP;
Teruo Miyaoku, Tokyo, JP;
Shiro Hasegawa, Tokyo, JP;
Chiaki Sugano, Tokyo, JP;
Hiromasa Ozawa, Tokyo, JP;
Hirohisa Ohta, Tokyo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 1/512 ; H02K 1/04 ; H02K 1/700 ;
U.S. Cl.
CPC ...
H02K 1/512 ; H02K 1/04 ; H02K 1/700 ;
Abstract
An electromotive device includes an outer casing, a shaft supported by the outer casing, a bobbin disposed inside the outer casing so as to be disposed around the shaft on a common axis with the shaft, and a coil embedded in an outer molding, the coil being constructed by winding a conducting wire onto the bobbin, the bobbin and the outer molding being composed of an epoxy resin, which is an electrically-insulating material resistant to permeation by sulfur compounds.