Developer regulating device in developing apparatus

Details Developer regulating device in developing apparatus Developer regulating device in developing apparatus

1978-10-19

1981-06-02

Braun, Fred L.

Coating apparatus

Control means responsive to a randomly occurring sensed...

Responsive to condition of coating material

118694, 118712, 324236, 355 3DD, G03G 1506

Patent

active

042704871

ABSTRACT:
A developer level sensor installed on the sidewall of a developer container in a developing apparatus consists of an oscillator circuit with multiple coils, the mutual inductance of which is adjusted by a moveable electric conductor. The lower limit level of developer sensed may be adjusted by the positioning of a control plate.

REFERENCES:
patent: 3593842 (1971-07-01), Berg
patent: 3834806 (1974-09-01), Whited
patent: 3892672 (1975-07-01), Gawron
patent: 3999687 (1976-12-01), Baer et al.
patent: 4088092 (1978-05-01), Noguchi
patent: 4147127 (1979-04-01), Terashima
patent: 4168901 (1979-09-01), Ito et al.

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