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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.:

US 4298270 B1

PDFFull Text
Date of Patent:
Nov. 03, 1981

Filed:

Jan. 29, 1980

Electrographic apparatus

Applicant:
Inventors:

Hiroshi Tsuda, Mitaka, JP;

Kiyoshi Miyashita, Hachioji, JP;

Masaji Nishikawa, Hachioji, JP;

Akira Shimizu, Fuchu, JP;

Muneo Kasuga, Hachioji, JP;

Assignee:

Olympus Optical Company Limited, Tokyo, JP;

Attorney:

Fleit & Jacobson

Primary Examiner:

Richard L Moses

Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355 / ; 271248 ; 271273 ; 355 / ;
Abstract

An electrographic apparatus comprising a main body, a manuscript discharge tray, a slit light exposure portion, a manuscript feed mechanism including upper and lower feed mechanisms, the upper feed mechanism being arranged movably with respect to the lower feed mechanism, a photosensitive body, a sheet manuscript edge guide, a thick manuscript edge guide and means for automatically changing the two edge guides in response to a movement of the upper feed mechanism with respect to the lower feed mechanism; the apparatus being constructed and arranged such that in the case of obtaining copies of a sheet manuscript the sheet manuscript is fed by the manuscript feed mechanism under a condition that the upper feed mechanism is mounted on the lower feed mechanism and scanned by exposed light by one time and in the case of obtaining copies of a thick manuscript a thick manuscript carriage on which is disposed the thick manuscript is fed by the lower feed mechanism under a condition that the upper feed mechanism is moved from the lower feed mechanism and scanned by exposed light by one time.

Find Patent Forward Citations

Tsuda, Hiroshi. (1981). Electrographic apparatus (U.S. Patent No. 4298270). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4298270

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