Patent · US Expired

Image forming apparatus with removable process unit which separates the conveying rollers

US5095334A · kind A · utility

10Cited by
12References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 1, 1991
Grant dateMar 10, 1992
Priority date
Expiry dateFeb 1, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2221/183
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An image forming apparatus for forming an image on a record paper comprises a main body made of a pair of outer casings which can be separated from each other so as to open the interior of the main body. A photosensitive body unit includes a supporting case which is adapted to be detachably loaded in one of the casings of the body. A photosensitive body is provided on the supporting case of the photosensitive body unit and is adapted to move through electrifying, image-exposing, developing, image-transferring, and cleaning portions so as to form thereon an image which is to be transferred to a record paper. A pair of conveying rollers and provided for feeding the record paper to the photosensitive body between the developing and image-transferring portions. At least one of the conveying rollers is supported to the supporting case of the photosensitive body unit.

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