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:
Jun. 24, 1997
Filed:
Feb. 14, 1995
Applicant:
Inventors:
Toshiya Matsumoto, Kawasaki, JP;
Yukuo Yamaguchi, Tokyo, JP;
Katsuhiko Okitsu, Yokohama, JP;
Taketo Ochiai, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ; G03C / ;
U.S. Cl.
CPC ...
355 45 ; 355 44 ;
Abstract
An image exposure apparatus switchable between a reader state for projecting an image on a screen for observation and a scan state for scanning exposure of the image, which includes plural scanning mirrors which integrally move on a same line to effect the image scanning. The mutual distance of the plural scanning mirrors is varied at the switching between the reader state and the scan state.