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. 22, 2004
Filed:
Sep. 05, 2001
Applicant:
Inventors:
Hirofumi Doi, Tokyo, JP;
Mutsuo Sekiya, Tokyo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 1/100 ; H02K 2/112 ; H02K 1/27 ;
U.S. Cl.
CPC ...
H02K 1/100 ; H02K 2/112 ; H02K 1/27 ;
Abstract
A brushless DC motor includes: a motor section which has a rotor, a stator and a housing; a control circuit section which is integrated with the motor section and separated from the motor section by a partition; and a casing member which covers the control circuit section to isolate the control circuit section from the external environment. A position detection means is disposed outside of a bearing member with respect to an axial direction.