Process cartridge with seal members

Details Process cartridge with seal members Process cartridge with seal members

1995-12-08

1998-08-11

Beatty, Robert

Electrophotography

Internal machine environment

Particle or contaminant control

399106, G03G 1508

Patent

active

057941017

ABSTRACT:
A process cartridge removably mountable onto a main body of an electrophotographic image forming apparatus includes an electrophotographic photosensitive member, a developing device for developing a latent image formed on the electrophotographic photosensitive member, a developing frame, including a toner receptacle for accommodating a toner used for development by the developing device, for supporting the developing device, a toner supply opening, provided in the developing frame, for supplying the developing device with the accommodated toner, a toner seal, detachably mounted on a mounting portion provided at the circumference of the toner supply opening of the developing frame, for sealing the toner supply opening, and seal members provided in a state of being overlapped on the toner seal at the mounting portion in order to prevent leakage of the toner from the developing frame. The seal member are preferably mounted on mounting members which can either slide into grooves or are integral with a developing device frame member. The mounting members can be made from a magnetic material.

REFERENCES:
patent: 4615608 (1986-10-01), Mizutani
patent: 5057868 (1991-10-01), Sekino
patent: 5134960 (1992-08-01), Shirai
patent: 5208634 (1993-05-01), Ikemoto et al.
patent: 5331372 (1994-07-01), Tsuda et al.
patent: 5389732 (1995-02-01), Sekino
patent: 5404198 (1995-04-01), Noda et al.
patent: 5455665 (1995-10-01), Baba et al.
patent: 5470635 (1995-11-01), Shirai et al.
patent: 5475467 (1995-12-01), Watanabe et al.
patent: 5475470 (1995-12-01), Sasago et al.
patent: 5488459 (1996-01-01), Tsuda et al.
patent: 5500714 (1996-03-01), Yashiro et al.
patent: 5502547 (1996-03-01), Shirai
patent: 5550617 (1996-08-01), Odagawa et al.
patent: 5585895 (1996-12-01), Yashiro et al.

Affiliated with

Also associated with

Rating

Process cartridge with seal members does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process cartridge with seal members, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process cartridge with seal members will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-402770