Image forming apparatus with helical gear drive train

Details Image forming apparatus with helical gear drive train Image forming apparatus with helical gear drive train

1994-04-28

1996-09-24

Brase, Sandra L.

Photocopying

Contact printing

Light boxes

355260, G03G 1500

Patent

active

055595812

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.

REFERENCES:
patent: 4783678 (1988-11-01), Honda et al.
patent: 4829335 (1989-05-01), Kanemitsu et al.
patent: 4931834 (1990-06-01), Suga
patent: 4947208 (1990-08-01), Komatsu et al.
patent: 4972227 (1990-11-01), Onoda et al.
patent: 4975743 (1990-12-01), Surti
patent: 5023660 (1991-06-01), Ebata et al.
patent: 5345257 (1994-09-01), Deguchi et al.
patent: 5345294 (1994-09-01), Nomura et al.

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