Sealing member, and process cartridge and image forming apparatu

Details Sealing member, and process cartridge and image forming apparatu Sealing member, and process cartridge and image forming apparatu

1994-04-08

1995-12-12

Royer, William J.

Photocopying

Contact printing

Light boxes

355215, G03G 2118

Patent

active

054754674

ABSTRACT:
A sealing member for preventing toner from leaking, having a first lip portion which abuts against a frame member, a second lip portion which abuts against the longitudinal end portion of a blade member, and a third lip portion which abuts against a rotary member. The sealing members may be employed in a process cartridge or an image forming apparatus.

REFERENCES:
patent: 3985436 (1976-10-01), Tanaka et al.
patent: 4500195 (1985-02-01), Hosono
patent: 4540268 (1985-09-01), Toyono et al.
patent: 4627701 (1986-12-01), Onoda et al.
patent: 5029316 (1991-07-01), Koiso
patent: 5057868 (1991-10-01), Sekino et al.
patent: 5134960 (1992-08-01), Shirai
patent: 5166733 (1992-11-01), Eliason
patent: 5212521 (1993-05-01), Ogawa et al.
patent: 5294960 (1994-03-01), Nomura et al.

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