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. 29, 1996
Filed:
Jan. 14, 1994
Applicant:
Inventors:
Assignee:
Rohm Co., Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J / ; B41J / ; H04N / ; H04N / ;
U.S. Cl.
CPC ...
347171 ; 358296 ;
Abstract
A glass cover is mounted on the top portion of a frame and, in the frame, a light source substrate with a light emitting element packaged therein is fixed and a rod lens array is fixed, a substrate with a light receiving element packaged therein is disposed in the lower portion of the frame, a substrate including a heating resistor is mounted in the lower portion of the frame, a drive element for driving the heating resistor is packaged on the back side of the substrate, and the drive element is electrically connected with the substrate.