Patent · US Expired

Compression passing roller

US7798312B2 · kind B2 · utility

6Cited by
61References
36Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 30, 2003
Grant dateSep 21, 2010
Priority date
Expiry dateNov 14, 2025

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2404/1542
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

Methods and apparatus for conveying a stack (22) of paper products by the use of rollers (50, 150, 250 or 350) that include lobed outer surfaces for contacting the stack of paper.

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