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, 1987
Filed:
Apr. 22, 1985
Applicant:
Inventors:
Tadashi Yamakawa, Yokohama, JP;
Yutaka Inoue, Urawa, JP;
Hiroshi Satomura, Hatogaya, JP;
Hideaki Yano, Kokubunji, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G / ;
U.S. Cl.
CPC ...
346160 ; 350356 ;
Abstract
An optical printer head includes a liquid crystal shutter array assembly provided with a plurality of liquid crystal shutters operable in accordance with a signal representing information to be recorded so as to form information light for imagewisely exposing the photosensitive member. The liquid crystal shutter array assembly has a light receiving surface, with which the light emitting surface of the light emitting diode which functions as a light source is in contact or in proximity.