Patent · US Expired

Sheet material feeder

US5110107A · kind A · utility

5Cited by
2References
23Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 3, 1991
Grant dateMay 5, 1992
Priority date
Expiry dateApr 3, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H3/46
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A sheet material feeder for high speed singulating and seriatim feeding of sheet material articles from the bottom of a stack disposed in a hopper comprises apparatus for feeding sheets from the stack and a restrainer device for restraining all but the lowermorst sheet from being fed from the hopper by virture of transversely corrugating the sheet while it is fed from the hopper and passed through the restrainer.

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