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:
Jul. 20, 1982

Filed:

Feb. 21, 1980
Applicant:
Inventors:

Takashi Tamura, Higashimine, JP;

Yasuyuki Iwai, Hachioji, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
355 50 ; 355-8 ;
Abstract

A device for driving the copy board of a copying machine comprising a driving member adapted to perform a reciprocating movement during the copying operation, a copy board engaged with the driving member, and at least one switch adapted to detect whether or not the copy board has been disengaged from the driving member when the copy board and driving member are in the vicinity of the starting position. The copy board is disengaged from the driving member by a force greater than a predetermined level of force applied thereto in the direction of reciprocation.


Find Patent Forward Citations

Tamura, Takashi. (1982). Device for driving copy board of a copying machine (U.S. Patent No. 4340297). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4340297

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

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