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. 17, 1992
Filed:
Dec. 28, 1989
Applicant:
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K / ;
U.S. Cl.
CPC ...
310 88 ; 310 / ; 310 89 ; 310 90 ; 310 91 ; 25023116 ; 277 50 ; 277 / ; 384114 ;
Abstract
A motor supported by a dynamic pressure fluid bearing supporting a rotatable member by the dynamic pressure of fluid created by rotation is hermetically sealed with respect to the outside. The motor further includes a fixed shaft with the grooves and a rotatable sleeve. The rotatable sleeve is engageable with the fixed shaft and an optical member are mounted on the rotatable shaft.
Nakasugi, Mikio. (1992). Hermetically sealed type dynamic pressure fluid bearing motor (U.S. Patent No. 5097164). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5097164
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile