Title:
IMAGE FORMING DEVICE
Document Type and Number:
Japanese Patent JP3931524
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an image forming device having a tray of a large capacity capable of reducing frequency of removing paper sheets on the tray while preventing collapse of the paper sheets piled on the tray.
SOLUTION: Paper sheets of different sizes can be discharged on the tray 22 freely before the stuck tray 22 comes down to a position to be detected by a mixed pile limit sensor 26. After the tray 22 is detected by the mixed pile limit sensor 26, only paper sheets of a size which is stably piled up with respect to the size of the topmost paper sheet lying on the tray 22 is allowed to be discharged.
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Inventors:
Furusawa Tsutomu
Hiroyuki Tanaka
Nakamura Hideyasu
Hiroyuki Tanaka
Nakamura Hideyasu
Application Number:
JP2000072859A
Publication Date:
June 20, 2007
Filing Date:
March 15, 2000
Export Citation:
Assignee:
Fuji Xerox Co., Ltd
International Classes:
B65H7/04; B65H31/10; B65H43/00; (IPC1-7): B65H7/04; B65H31/10; B65H43/00
Domestic Patent References:
| JP4362963A | ||||
| JP63180680A | ||||
| JP60077067A | ||||
| JP7206256A | ||||
| JP63041374A | ||||
| JP11171398A |
Attorney, Agent or Firm:
Kenji Yoshida
Jun Ishida
Jun Ishida