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. 17, 1986
Filed:
Nov. 21, 1984
Applicant:
Inventors:
Yoshihisa Miwa, Nara, JP;
Haruyoshi Migita, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
355 75 ; 355 61 ;
Abstract
A translucent document cover for an electrophotographic copying machine is provided for pressing a copy document onto a document table. For example, it comprises a combination of a first film which is white and translucent, and a second film which is transparent. Preferably, it has an opacity of about 80-85%. The translucent document cover has some line indexes for indicating the accurate positioning of the copy document. Further, the document cover may be provided with marks for indicating ratios of magnifying/reducing the copy document.