Patent · US Expired

Roller device

US3961694A · kind A · utility

11Cited by
9References
1Claims
0Family size

Inventor

Key dates

Filing dateJan 31, 1975
Grant dateJun 8, 1976
Priority date
Expiry dateJan 31, 1995

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65G2207/34
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

This invention relates to improvements in a roller device by which articles placed on a roller face are moved in a desired direction in a plane, and composed of a main body, a plurality of rollers mounted around the periphery thereof with a cylindrical boss included in the main body and adapted to receive a shaft for mounting a plurality of the devices.

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