Patent · US Expired

Web feed apparatus

US4909426A · kind A · utility

9Cited by
5References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 22, 1989
Grant dateMar 20, 1990
Priority date
Expiry dateMay 22, 2009

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41J11/58
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A web feed system for a laser printer that controls the feeding of web through the printer to a receiving device. The system includes an input feed station and an output feed station. At the output feed station there is a shock absorbing support roller and a series of rollers including a torque roller that support the web in a detection loop. Several features are incorporated to permit ease of transition between box and roll feed states.

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