Title:
SHEET FEEDING DEVICE, IMAGE FORMATION DEVICE, AND IMAGE FORMATION SYSTEM
Document Type and Number:
Japanese Patent JP2019094212
Kind Code:
A
Abstract:
To provide a sheet feeding device which enables prevention of feeding failures.SOLUTION: A sheet feeding device 200 which floats and feeds a sheet on the top from a bundle of sheets P loaded on a sheet loading mount 11 by blowing air from air blowing means such as an air blowing device 24 to the bundle of the sheets and feeds the sheet by feeding means such as a feeding unit 20. It is equipped with air sucking means such as a downward air sucking device 25 which sucks air so that a force acts toward a direction for sheets nearby the topmost sheet to draw away from the feeding means, and the air sucking means consists of a sucking nozzle 25a which sucks air, a sucking fan such as a downward sucking fan 42 which generates negative pressures, and a sucking duct such as a downward air sucking chamber 33 which allows air flow between the sucking nozzle and the sucking fan, and is equipped with an opening/shutting mechanism such as a downward sucking shutter 34 which opens/shuts the air flow in the sucking duct.SELECTED DRAWING: Figure 4
Inventors:
HASHIMOTO MASATO
SUGAWARA TATSUYA
TAKAHASHI HIDEAKI
SUGAWARA TATSUYA
TAKAHASHI HIDEAKI
Application Number:
JP2018147426A
Publication Date:
June 20, 2019
Filing Date:
August 06, 2018
Export Citation:
Assignee:
RICOH CO LTD
International Classes:
B65H3/08; B65H3/48
Domestic Patent References:
| JP2017202895A | 2017-11-16 | |||
| JPH1059565A | 1998-03-03 | |||
| JP2002255388A | 2002-09-11 | |||
| JP2010254392A | 2010-11-11 | |||
| JP2017210370A | 2017-11-30 | |||
| JP2011162321A | 2011-08-25 |
Foreign References:
| WO2010032605A1 | 2010-03-25 | |||
| US20110163491A1 | 2011-07-07 |
Attorney, Agent or Firm:
Toshi Kuroda