Patent · US Expired

Process unit of image forming machine having pre-transfer guide

US5752134A · kind A · utility

11Cited by
10References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 9, 1997
Grant dateMay 12, 1998
Priority date
Expiry dateMay 9, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2221/1861
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A process unit of an image forming machine, comprising a photoconductor unit including a photoconductor drum, and a developing unit for developing a latent electrostatic image formed on the photosensitive layer of the photoconductor drum to a toner image, the photoconductor unit and the developing unit being connected by a support shaft so as to be pivotable relative to each other; in which a pre-transfer guide plate for guiding a transfer sheet to be conveyed to a transfer zone is disposed on a photoconductor support means for supporting the photoconductor drum rotatably, and the rear surface of the pre-transfer guide plate is brought into contact with the support shaft or a development housing.

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