Developing device with shutter blade

Details Developing device with shutter blade Developing device with shutter blade

1980-04-18

1983-02-15

Rubinson, G. Z.

Photocopying

Including fiber optics

355 14D, 118658, G03G 1509

Patent

active

043737986

ABSTRACT:
A developing device for developing a latent image held on a latent image holding member by application of a developing agent, onto the latent image, which comprises a developing sleeve disposed in confrontation to the latent image holding member, a developer feeding device to feed the developer onto the surface of the developing sleeve, a regulating device to regulate thickness of a developer layer on the developing sleeve, and a shutter blade which is so provided as to be able to take a contact position with the surface of the developing sleeve and a withdrawal position away from the surface.

REFERENCES:
patent: 3575139 (1971-04-01), Nuzum
patent: 3641969 (1972-02-01), Hakanson
patent: 3660863 (1972-05-01), Gebasi
patent: 4102305 (1978-07-01), Schwarz
patent: 4133073 (1979-01-01), Marzoli
patent: 4233935 (1980-11-01), Vehara et al.
patent: 4237819 (1980-12-01), Ikegami et al.
patent: 4265197 (1981-05-01), Toyono et al.

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