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:
Jan. 10, 1989
Filed:
Sep. 09, 1987
Applicant:
Inventors:
Shigeru Sasada, Kyoto, JP;
Masahiro Yamamoto, Kyoto, JP;
Yoshio Shimizu, Osaka, JP;
Tsutomu Sumioka, Kyoto, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
355 32 ; 355 35 ; 355 67 ; 355110 ; 362 32 ;
Abstract
An image scanning apparatus comprises a linear light source being arranged in parallel with a picture plane to be scanned. The linear light source is composed of a cylindrical rod made of a transparent material on which light diffusing reflecting layer of stripe-shaped is provided along a longitudinal axis of the cylindrical, rod and a lighting means for entering light fluxes into the inside of the rod at least from one end thereof to emit light fluxes each having directivity from the outer surface of the rod.