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Title:
SHEET MATERIAL FEED DEVICE AND IMAGE FORMATION DEVICE USING THE SAME
Document Type and Number:
Japanese Patent JP2014055047
Kind Code:
A
Abstract:

To provide a sheet material feed device and an image formation device using the same which can suppress that a sheet material is peeled off from an attraction belt, and can obtain stable feed performance.

The sheet material feed device includes: a paper feed cassette 11 for containing a loaded sheet bundle 1; an attraction belt 2 which is provided at a position facing to an upper surface of the sheet bundle 1 and performs surface movement; a roller electrode 3 for static electrification for making the attraction belt 2 attract an uppermost sheet 1a of the sheet bundle 1; and a bracket 12 to relatively bring into contact/separate the attraction belt 2 from the sheet bundle 1. In a sheet conveying device 200 for conveying the uppermost sheet 1a attracted by the attraction belt 2 by surface movement of the attraction belt 2, length Lb of the attraction belt 2 in a direction perpendicular to a moving direction is longer than maximum length Ls in a direction perpendicular to a conveying direction of the sheet which can be loaded in the paper feed cassette 11.


Inventors:
TOYOOKA TSUGUMASA
ISHIKAWA YOSHIKUNI
NONAKA MANABU
Application Number:
JP2012200295A
Publication Date:
March 27, 2014
Filing Date:
September 12, 2012
Export Citation:
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Assignee:
RICOH CO LTD
International Classes:
B65H3/04; B65H3/18
Domestic Patent References:
JP2012056711A2012-03-22
JP2008050091A2008-03-06
JP2011190103A2011-09-29
JPH0480151A1992-03-13
JPH0479664A1992-03-13
JP2012056711A2012-03-22
JP2008050091A2008-03-06
Attorney, Agent or Firm:
Toshi Kuroda