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:
Oct. 20, 1992
Filed:
Dec. 20, 1990
Applicant:
Inventor:
Masashi Uematsu, Tokyo, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
359217 ; 359196 ; 346108 ; 358296 ;
Abstract
An optical apparatus according to this invention has an optical member for scanning light beams, a datum surface to which the optical member is fixed, an elastic member for fixing the optical member to the datum surface by pressing the optical member against the datum surface so that the optical member is placed easily and accurately on the datum surface by means of the elastic member. The optical member is fixed to the datum surface only by means of the elastic member, enabling the optical member to be replaced easily.