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. 30, 2010
Filed:
Mar. 01, 2006
Applicants:
Hiroshi Aihara, Toyota, JP;
Jun Fujiki, Echizen, JP;
Susumu Kiyohara, Ibaraki, JP;
Inventors:
Assignees:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Nitto Shinko Corporation, Sakai, JP;
Nitto Denko Corporation, Ibaraki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/06 (2006.01); G01R 31/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
An insulation inspection apparatus includes a chamber in which a stator with a winding can be stored, an electrode movable along the outer circumference of a coil end of the stator winding, a voltage application unit applying voltage between the coil end and electrode, a sensor unit sensing leakage current and/or voltage drop between the coil end and electrode, and a pressure reduction unit reducing the pressure in the chamber.