Patent · US Expired

Sheet feeding apparatus having an adaptive air fluffer

US6945525B2 · kind B2 · utility

2Cited by
4References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 25, 2002
Grant dateSep 20, 2005
Priority date
Expiry dateNov 25, 2022

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2515/34
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A sheet feeding apparatus for feeding a stack of sheets in a direction of movement to a process station, including: a sheet tray for holding the stack of sheets; an air plenum, positioned above the stack of sheets, for picking up a sheet from the stack of sheets when a vacuum force in the air plenum; a paper fluffer for blowing air between individual sheets in the stack, the paper fluffer having means for adjusting air flow between individual sheets.

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