Patent · US Expired

Sheet processing apparatus for storing supplied sheets while preceding sheet are processed

US7192020B2 · kind B2 · utility

41Cited by
9References
22Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMar 2, 2004
Grant dateMar 20, 2007
Priority date
Expiry dateMay 27, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/00375
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A sheet processing apparatus includes: a buffer unit which stores plural supplied sheets with upstream edges in a conveying direction thereof aligned; a processing tray on which sheets discharged from the buffer unit are stacked; and an oscillation roller pair and a return roller which convey the sheet stacked on the processing tray to bring the sheet into abutment against a stopper for receiving the upstream edge of the sheet. The buffer unit is adapted to align the upstream edges of only sheets to be stored before a sheet to be supplied last among the sheets to be stored.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.