Patent · US Expired

Idler roll

US4780746A · kind A · utility

12Cited by
7References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 20, 1987
Grant dateOct 25, 1988
Priority date
Expiry dateJul 20, 2007

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/00679
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

Roller pairs, including drive rolls and idler rolls, are used to advance a sheet in a printing machine. The idler roller includes a shaft and a sleeve. A bearing, mounted on the shaft, rotatably supports the sleeve. The inner race of the bearing is press fit onto the shaft. The outer race of the bearing is secured to the sleeve to rotate in unison therewith.

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