Patent · US Expired

Paper delivery device

US5833108A · kind A · utility

1Cited by
12References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 7, 1995
Grant dateNov 10, 1998
Priority date
Expiry dateJul 7, 2015

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2601/11
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A paper delivery device in which paper is delivered, being put between pinch rollers and a delivery roller. Such paper delivery device is comprised of a lever that is operated to pivot to at least a first position, a second position and a third position; a locking device locking a pinch roller unit, which supports the pinch rollers, at a predetermined locked position; a pressing force changing device for changing the pressing force of the pinch rollers applied to the delivery roller to the high level or low level, by pivoting the switching means between the first position and the second position; and an unlocking device for unlocking the pinch roller unit locked by the locking device when the lever is operated to pivot from the second position to the third position.

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