Patent · US Expired

Transport roller

US3994380A · kind A · utility

13Cited by
3References
6Claims
0Family size

Inventors

Key dates

Filing dateJan 5, 1976
Grant dateNov 30, 1976
Priority date
Expiry dateJan 5, 1996

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03D3/13
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A transport roller is disclosed for advancing elongated strips of flat sheet material such as photographic film, paper and the like in tanks for chemical treatment, in driers and for other purposes which comprises a hollow tubular roller body having shafts extending from its ends, with an improved leakproof and quickly assembled shaft mounting being provided in expanded frictional engagement with the tube.

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