Developer cartridge

Details Developer cartridge Developer cartridge

1992-09-18

1993-08-10

Moses, R. L.

Coating apparatus

With means to apply electrical and/or radiant energy to work...

With electromagnetic and/or electrostatic removal of...

355245, 222DIG1, G03G 1508

Patent

active

052351300

ABSTRACT:
A developer cartridge is provided to prevent toner from overflowing a toner hopper into a development tank, and to prevent a toner supply roller from being deformed by heavy pressure. In order to achieve the object, the developer cartridge is provided with a seal member (8) in the toner hopper (2). The seal member has one end blocking a toner supply port (9) and the other end secured to a rotary shaft (7a) of an agitating member (7). The seal member is rolled up by rotating the agitating member when using the cartridge for the first time.

REFERENCES:
patent: 5134441 (1992-07-01), Nagata et al.
Abstract of Japanese Patent Document 3-221981, Document published Sep. 30, 1991.

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