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:
Jul. 12, 2005
Filed:
Feb. 26, 2001
Makoto Hirama, Hitachinaka, JP;
Eiji Naito, Hitachinaka, JP;
Sakae Ishida, Hitachinaka, JP;
Susumu Sasaki, Naka-machi, JP;
Kenichiro Matsubara, Chiyoda-machi, JP;
Shinji Yamazaki, Hitachinaka, JP;
Susumu Tajima, Hitachinaka, JP;
Yoshiaki Honda, Hitachinaka, JP;
Makoto Hirama, Hitachinaka, JP;
Eiji Naito, Hitachinaka, JP;
Sakae Ishida, Hitachinaka, JP;
Susumu Sasaki, Naka-machi, JP;
Kenichiro Matsubara, Chiyoda-machi, JP;
Shinji Yamazaki, Hitachinaka, JP;
Susumu Tajima, Hitachinaka, JP;
Yoshiaki Honda, Hitachinaka, JP;
Hitachi, Ltd., Tokyo, JP;
Hitachi Car Engineering Co., Ltd., Hitachinaka, JP;
Abstract
To reduce noise, there is provided an alternator for motor vehicles having a rotor and a stator which is mounted between a pair of brackets. In the alternator a stator core forming the stator is made up of laminations of thin sheets. And at least a part of the thin sheets making up the stator core are split into four divisions or more in the circumferential direction; the thin sheets of each layer being laid with splits thereof arranged alternately in the circumferential direction.