Developing unit for an electrostatic recording apparatus

Details Developing unit for an electrostatic recording apparatus Developing unit for an electrostatic recording apparatus

1988-12-06

1990-08-21

Prescott, A. C.

Photocopying

Contact printing

Light boxes

355211, 355260, 355269, 355296, 355299, G03G 1508

Patent

active

049510932

ABSTRACT:
Disclosed is a developing unit equipped with a shaft supporting mechanism for slidably supporting a photosensitive drum, thereby the photosensitive drum can be pressed onto the developing sleeve with an elastic force. The unit has a balancing mechanism for eliminating a thrust force caused by the driving mechanism.

REFERENCES:
patent: 4183658 (1980-01-01), Winthaegen
patent: 4271786 (1981-06-01), Buckley et al.
patent: 4325626 (1982-04-01), Murata et al.
patent: 4339196 (1982-07-01), Beck et al.
patent: 4615605 (1986-10-01), Kida et al.
patent: 4621919 (1986-11-01), Nitanda et al.
patent: 4674858 (1987-06-01), Nagayama
patent: 4746951 (1988-05-01), Hayakawa et al.

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