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. 19, 2002
Filed:
Jul. 16, 2001
Applicant:
Inventor:
Junichi Hosogoe, Miyagi-ken, JP;
Assignee:
Alps Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01C 1/032 ;
U.S. Cl.
CPC ...
H01C 1/032 ;
Abstract
The rotor has an engaging portion and a shaft portion provided at the rotation-central portion of the rotor, a casing has a supporting portion provided at a position opposite to a shaft portion, the shaft portion is formed with a recess , the supporting portion is formed with a conical portion , a conical portion is disposed within the recess, the shaft portion is supported by a conical portion fitted in the recess, and the conical portion is used as a fulcrum, whereby it is made difficult to generate large shavings.