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:
Aug. 01, 2006
Filed:
Mar. 31, 2005
Applicants:
Shinji Ozaki, Toyohashi, JP;
Takashige Saitou, Ama-gun, JP;
Inventors:
Shinji Ozaki, Toyohashi, JP;
Takashige Saitou, Ama-gun, JP;
Assignee:
Denso Corporation, Kariya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electric current sensor includes: a core having a ring shape and including a plurality of core pieces, which are laminated and integrated to provide the core; a magnetic gap disposed on a predetermined part of the core; a Hall element disposed in the magnetic gap; a body for accommodating the core and the Hall element; and a seal member for sealing the core and the Hall element into the body. Each core piece has a thin plate shape, and the core includes deformation preventing means for preventing a deformation of the magnetic gap.