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 7416181 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 26, 2008

Filed:

Nov. 20, 2007
Applicants:

Reiji Murakami, Kanagawa, JP;

Masahiro Kodo, Shizuoka, JP;

Inventors:

Reiji Murakami, Kanagawa, JP;

Masahiro Kodo, Shizuoka, JP;

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65H 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides an image forming apparatus in which an automatic double-side unitis provided free to open and close on the side of an apparatus body, and a manual paper feeding deviceis provide adjacent to the automatic double-side unit. And, there are provided manual moving mechanismsfor moving the manual paper feeding device in a direction away from the side of the apparatus body in association with opening operation of the automatic double-side unit. Further, there is provided a pressure contact release mechanismfor releasing pressure contact between a paper feeding rollerand a separation rollerof the manual paper feeding device in association with opening operation of the automatic double-side unit, whereby when the automatic double-side unit is operated to be opened, an open portion is formed between the manual paper feeding device and the apparatus body in association therewith so as to release restriction of paper sandwiched between the paper feeding roller and the separation roller of the manual paper feeding device.


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