Toner cartridge

Details Toner cartridge Toner cartridge

1997-02-25

1998-03-17

Smith, Matthew S.

Electrophotography

Having particular structure

Modular or displaceable

399106, 399262, 222DIG1, G03G 1508

Patent

active

057297975

ABSTRACT:
A toner cartridge includes an inner tubular container having a toner discharge opening and accommodating a toner; an outer tubular case having a toner passage opening corresponding to the toner discharge opening, and being fitted around the inner tubular container relatively rotatably; and a seal member having a sealing portion for covering the toner discharge opening, the sealing portion being strippably bonded to the outer peripheral surface of the inner tubular container, and an action portion formed as a continuum of the sealing portion and having a front end part secured to the outer tubular case. The sealing portion of the seal member has a longitudinal bond portion and a peripheral bond portion defined along the surroundings of the toner discharge opening, and a cut groove provided inwardly of the peripheral bond portion at the peel start side end part thereof.

REFERENCES:
patent: 4629309 (1986-12-01), Tsukano et al.
patent: 5384629 (1995-01-01), Watanabe et al.
patent: 5432592 (1995-07-01), Watanabe et al.
patent: 5479247 (1995-12-01), Watanabe et al.
patent: 5541714 (1996-07-01), Watanabe et al.
patent: 5630198 (1997-05-01), Makino

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