U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Sheet storing apparatus provided for a copying machine

Patent 4981293 Issued on January 1, 1991. Estimated Expiration Date: Icon_subject February 16, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3709595

3833911

3845949

Sheet handling apparatus
Patent #: 4091978
Issued on: 05/30/1978
Inventor: Graham, II

Alignment mechanism for processing documents
Patent #: 4125255
Issued on: 11/14/1978
Inventor: Stovall ,   et al.

Position and presence detecting device for stacked sheet members
Patent #: 4229650
Issued on: 10/21/1980
Inventor: Takahashi ,   et al.

Apparatus for and method of collating sorting and stacking sheets concurrently
Patent #: 4318539
Issued on: 03/09/1982
Inventor: Lamos

Sheet set separator for electrophotographic copier
Patent #: 4480825
Issued on: 11/06/1984
Inventor: Landa

Paper sorting apparatus for a copier
Patent #: 4548402
Issued on: 10/22/1985
Inventor: Namba

Sheet reverse apparatus
Patent #: 4629173
Issued on: 12/16/1986
Inventor: Hashimoto ,   et al.

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Inventors

Assignee

Application

No. 311065 filed on 02/16/1989

US Classes:

271/184, Means to change orientation or direction of sheets during delivery271/213, With movable sheet-surface support414/791.2Offsets or crosses adjacent articles in single article wide stack

Examiners

Primary: Schacher, Richard A.

Attorney, Agent or Firm

Foreign Patent References

  • 59-203054 JP. 11/25/1984

International Class

B65H 029/22

Foreign Application Priority Data

1988-02-18 JP

Abstract

A sheet storing apparatus comprising a tray for receiving sheets ejected from a copying machine, a first shift unit for reciprocating the tray in the direction perpendicular to the ejection of sheets, an aligning member for aligning the sheets on the tray, which is in contact with the surface of the top of the sheets on the tray and a second shift unit for shiting the aligning member in the same direction as that of the shifting of the tray. The sheets are divided by the shifting of the tray every time a set of sheets finishes to be transported onto the tray, and the aligning member is shifted synchronized with the shifting of the tray. Further, the sheet storing apparatus is provided with a rotatable ejection roller for transporting sheets onto the tray and a round transport member which is in contact with the ejection roller and rotatable together with the rotation of the ejection roller, and through between which and the ejection roller and sheets are transported onto the tray, and the ejection roller is shifted in the direction perpendicular to the ejection of sheets synchronized with the shifting of the tray.

Other References

  • IBM Technical Disclosure Bulletin, "Sheet Stacking Technique", vol. 17, No.
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