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.

Date of Patent:
Dec. 14, 1976

Filed:

Aug. 23, 1974
Applicant:
Inventors:

Yasuhiko Doi, Toyokawa, J;

Shunji Yamamoto, Shinshiro, J;

Osamu Okada, Toyokawa, J;

Takashi Hikosaka, Aichi, J;

Masamichi Hayashi, Aichi, J;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
355 11 ; 355-8 ; 355 / ; 96 / ; 219216 ;
Abstract

A transfer type electrophotographic copying apparatus with a reciprocating platform to place an original to be copied thereon, which comprises a rotatable photoreceptor drum of a small diameter, and processing devices of small size disposed around the photoreceptor drum with minimum spaces necessary between the processing devices, so that the size and weight of the copying apparatus can be reduced to a large extent. The housing of the apparatus can be divided into an upper frame and a lower frame with the upper frame pivotally connected to the lower frame for easy access to the internal mechanisms in maintenance and replacing of the parts.


Find Patent Forward Citations

Doi, Yasuhiko. (1976). Electrophotographic copying apparatus (U.S. Patent No. 3997262). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3997262

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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