Developing apparatus

Details Developing apparatus Developing apparatus

1994-01-28

1996-05-14

Smith, Matthew S.

Photocopying

Contact printing

Light boxes

118656, 118657, 118658, 355253, G03G 1509

Patent

active

055172865

ABSTRACT:
A stationary magnet is disposed in a developing sleeve for carrying a one component magnetic developer. A regulating sleeve for regulating a layer of the developer is disposed opposed to the developing sleeve. The regulating sleeve rotates in the same direction as the developing sleeve. In the regulating sleeve, there is disposed a magnet or magnetic member cooperative with the stationary magnet to form a magnetic field in a gap between the developing sleeve and the regulating sleeve.

REFERENCES:
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patent: 2297691 (1942-10-01), Carlson
patent: 2874063 (1959-02-01), Greig
patent: 3909258 (1975-09-01), Kotz
patent: 4387664 (1983-06-01), Hosono et al.
patent: 4464041 (1984-08-01), Haneda et al.
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patent: 4585326 (1986-04-01), Okamoto et al.
patent: 4624559 (1986-11-01), Haneda et al.
patent: 4746952 (1988-05-01), Kusuda et al.
patent: 5054419 (1991-10-01), Itaya et al.
patent: 5184187 (1993-02-01), Haneda et al.

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