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:
Sep. 27, 1994
Filed:
Feb. 17, 1993
Shuichi Kiri, all if Gifu, JP;
Kouki Kieda, all if Gifu, JP;
Shunichi Kachi, all if Gifu, JP;
Yukinori Takekoshi, all if Gifu, JP;
Yasunari Takada, all if Gifu, JP;
Yuji Nakahara, Tokyo, JP;
Tomoyuki Nishinaka, Tokyo, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
An electric motor in which an inner ring magnetic pole portion (10) consisting of magnetic pole pieces (7) is fitted into an outer ring yoke portion (5) to form stator core (6); an insulating resin is shaped and fixed, the insulating resin includes coil guards (16) which protrude on one end face of the inner ring magnetic pole portion (10); grooves for inserting insulating wedges (31) are formed on the side wall of the coil guards (16); a rotor (17) is inserted into the inner ring magnetic pole portion (10); an insulating cover (19) which consists of pins (25) and bobbin columns (20) including outer poles (24) and inner poles (23) is put on the rotor (17); coils (26) are wound in the space formed between the inner poles (23) and the center of the inner ring magnetic pole portion (10).