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. 20, 2012
Filed:
Aug. 12, 2009
Hiroaki Urano, Aichi-ken, JP;
Eiji Yamada, Owariasahi, JP;
Kazutaka Tatematsu, Nagoya, JP;
Yasuji Taketsuna, Okazaki, JP;
Atomi Arakawa, Anjo, JP;
Akihiro Tanaka, Nishio, JP;
Sadahisa Onimaru, Chiryu, JP;
Hirohito Matsui, Okazaki, JP;
Ryotaro Okamoto, Nishio, JP;
Hiroaki Urano, Aichi-ken, JP;
Eiji Yamada, Owariasahi, JP;
Kazutaka Tatematsu, Nagoya, JP;
Yasuji Taketsuna, Okazaki, JP;
Atomi Arakawa, Anjo, JP;
Akihiro Tanaka, Nishio, JP;
Sadahisa Onimaru, Chiryu, JP;
Hirohito Matsui, Okazaki, JP;
Ryotaro Okamoto, Nishio, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-Shi, JP;
Nippon Soken, Inc., Nishio-Shi, JP;
Abstract
Heat discharging property of the stator coil end is improved effectively in a rotating electric machine. A motor as the rotating electric machine includes a stator and a rotor. The stator includes a stator core and resin mold coil ends provided on both axial ends thereof. Column-shaped projections projecting in the axial direction are provided on axial side surfaces of resin mold coil ends at a plurality of positions. Cooling oil supplied from above the resin mold coil ends effectively cools the resin mold coil ends.