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:
Dec. 14, 1993
Filed:
Feb. 27, 1991
Applicant:
Inventors:
Mikio Nakasugi, Chofu, JP;
Hirofumi Hori, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D / ;
U.S. Cl.
CPC ...
346108 ; 384107 ;
Abstract
A light deflecting apparatus for deflecting a light flux are provided with a shaft, a deflector, a sleeve, a projecting member and driving device. The deflector is attached to the shaft and is adapted to deflect the light flux. The sleeve is rotatably fitted to the shaft and has a concave portion in a portion which is fitted to the shaft. The projecting member is adapted to be fitted into the concave portion of the sleeve. The shaft is rotated by the driving device. By such the construction, it is prevented that the deflector attached to the shaft is lifted up or pulled out from the fixed member than it is needed.