Patent · US Expired

Tail stopping and knockdown device

US4966521A · kind A · utility

42Cited by
9References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 16, 1986
Grant dateOct 30, 1990
Priority date
Expiry dateJul 16, 2006

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2404/561
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A device for slowing cut sheets in seriatum flow by nipping the trailing edge of the sheets as they leave a high-speed conveyor system is provided whereby the sheets pass to a stacking pile at a slow speed. The nipping device is provided in several embodiments including a brush carrying roll, an oscillating roll on a lever arm and an air jet. Ream removal apparatus are also provided to remove reams of paper from the bottom of the stacking pile.

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