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 8925916 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 06, 2015

Filed:

Feb. 18, 2014
Applicants:

Haruyuki Honda, Kanagawa, JP;

Masanori Namba, Kanagawa, JP;

Toshikane Nishii, Osaka, JP;

Mitsutaka Nakamura, Hyogo, JP;

Inventors:

Haruyuki Honda, Kanagawa, JP;

Masanori Namba, Kanagawa, JP;

Toshikane Nishii, Osaka, JP;

Mitsutaka Nakamura, Hyogo, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 43/00 (2006.01); B65H 31/10 (2006.01); B65H 43/06 (2006.01); B65H 29/14 (2006.01);
U.S. Cl.
CPC ...
B65H 31/10 (2013.01); B65H 2511/152 (2013.01); B65H 43/06 (2013.01); B65H 2553/612 (2013.01); B65H 29/14 (2013.01);
Abstract

A sheet discharging device, which is included in an image forming apparatus, includes a sheet discharging tray, a sheet discharging roller pair, a full state detection feeler pivotably supported and including a center feeler to measure a height of a center part of the recording medium and an edge feeler to measure a height of an edge part of the recording medium, and a full state detection sensor to detect a position of the full state detection feeler. A distance between a leading edge of the center feeler and an upper surface of the sheet discharging tray is smaller than a distance between a leading edge of the edge feeler and the upper surface thereof. The leading edge of the edge feeler is located closer to the upper surface of the sheet discharging tray than a common tangential line of the sheet discharging roller pair.


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