Patent · US Expired

Document conveyance system for conveying single documents

US6264193A · kind A · utility

10Cited by
4References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 24, 1999
Grant dateJul 24, 2001
Priority date
Expiry dateSep 24, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2403/44
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A document conveyance device for conveying single documents on a document stack is described, which includes at least one driven conveying shaft with the interval of the driven conveying shaft from the document stack being variable. The driven conveying shaft includes at least one document conveyance system which comprises a toothed wheel, fixedly disposed on the conveying shaft, with outer toothing and a concentric ring with inner toothing. On the outer ring a friction coating is disposed. The teeth of the toothed wheel and the inner toothing are always meshed in an engagement point. A force component fed in under definition, engages the concentric outer ring such that a force component between the friction coating of the outer ring and the document to be conveyed is active.

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