Patent · US Expired

Sheet feed apparatus

US4072306A · kind A · utility

14Cited by
5References
28Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 15, 1976
Grant dateFeb 7, 1978
Priority date
Expiry dateOct 15, 1996

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B27/6257
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Disclosed is a sheet feed apparatus suitable for feeding an original into a copying machine at an intake position and through the machine past an exposure station, the apparatus comprising a rotary support having a surface for supporting the original, means rotatable with the rotary support for gripping the leading edge of the original, means for selectively coupling and decoupling the gripping means with the support, means in advance of the exposure station for pressing the original against the supporting surface, means associated with the rotary support for conveying the original in contact with the supporting surface when the gripping means is stationary and means for releasing the original from the gripping means at a discharge position after the support has made a predetermined number of revolutions.

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