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:
Nov. 30, 2010
Filed:
Nov. 27, 2006
Isao Ito, Aichi, JP;
Masashi Kuroko, Aichi, JP;
Mitsuhiro Suzuki, Aichi, JP;
Shoji Mano, Aichi, JP;
Aichi Elec Co., Kasugai-shi, Aichi, JP;
Abstract
A rotary shafthaving an outside diameter larger than the bore diameter of a rotary shaft insert holeof a rotoris inserted into the rotary shaft insert hole. A magnet insert holeis provided in a main magnetic pole [a] of the rotor. Permanent magnetstoare inserted into the magnet insert holesuch that a gap is formed between the permanent magnetstoand the magnet insert hole. A semi-tubular rivet insert holeand interlockselongated in the radial direction of the rotor are disposed radially outward of the magnet insert holein the rotor. A semi-tubular rivetis inserted into the semi-tubular rivet insert holesuch that a gap is formed between the semi-tubular rivetand the semi-tubular rivet insert hole. Passage holesda are provided in the auxiliary magnetic poles [ab], [da].