Developer unit mounting/detaching device in a laser beam printer

Details Developer unit mounting/detaching device in a laser beam printer Developer unit mounting/detaching device in a laser beam printer

1997-02-18

1998-08-11

Lee, S.

Electrophotography

Having particular structure

Modular or displaceable

399110, G03G 1504

Patent

active

057941033

ABSTRACT:
A developing unit mounting/detaching device for a laser beam printer includes a handle used to lift or draw a developing unit into or out of a space in the printer's main body; a locking mechanism for preventing dislocation of the developing unit from the space; a release button assembly for releasing the locking member; and a contact pressure maintenance device for properly maintaining the contact pressure between a photo conductive drum in the developing unit and the transfer roller of the main body.

REFERENCES:
patent: 4931837 (1990-06-01), Abuyama et al.
patent: 5066976 (1991-11-01), Kanagawa et al.
patent: 5266998 (1993-11-01), Lee
patent: 5285240 (1994-02-01), Kinoshita et al.
patent: 5379092 (1995-01-01), Takashima
patent: 5528342 (1996-06-01), Setoriyama
patent: 5550617 (1996-08-01), Odagawa et al.
patent: 5565961 (1996-10-01), Shoji et al.
patent: 5583612 (1996-12-01), Schell et al.

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