Image forming apparatus with helical gear drive train
US5559581A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 28, 1994 |
| Grant date | Sep 24, 1996 |
| Priority date | — |
| Expiry date | Apr 28, 2014 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2221/1884
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image forming apparatus for forming an image on a recording material, to which a process cartridge is detachably mountable, the image forming apparatus including a mounting device for mounting a process cartridge having an image bearing member comprising a helical gear, and a process device actable on the image bearing member; a feeder for feeding the recording material; and projection device for projecting image information light onto the image bearing member in a direction from a projection reference disposed at one side of an axis of the image bearing member to the other side; a positioning reference for positioning the image bearing member in its axial direction; feed guide reference for guiding the recording material fed by the feeder; and wherein the positioning reference, the feed guide reference and the projection reference are disposed in a same side of a main assembly of the image forming apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.