Patent · US Active

Sheet stacking apparatus, sheet processing apparatus and image forming apparatus

US7419150B2 · kind B2 · utility

28Cited by
9References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 30, 2006
Grant dateSep 2, 2008
Priority date
Expiry dateAug 16, 2026

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2511/212
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A sheet stacking apparatus includes an intermediate process tray stacked with sheets, a trailing end lever movable upward from a pressing position in which to press the sheets on the intermediate process tray, a lever stopper regulating the upward movement of the trailing end lever, and an adjusting mechanism changing the regulating position of the trailing end lever by the lever stopper in accordance with a sheet stacking height of the sheets stacked on the intermediate process tray, wherein the adjusting mechanism keeps substantially constant a distance to the regulating position from the pressing position of the trailing end lever irrespective of the sheet stacking height of the sheets stacked on the intermediate process tray.

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