Periodically excited level control probe

Details Periodically excited level control probe Periodically excited level control probe

1977-11-11

1979-07-03

Scherbel, David A.

Dispensing

Automatic control

Material level control

73290V, 73574, 222DIG1, 222239, G03G 1300

Patent

active

041597869

ABSTRACT:
A copy machine having a decorator for applying toner to a latent image is disclosed. The decorator is fitted with a control for sensing the level of toner in the decorator sump which control automatically maintains the amount of toner in the sump at the desired level. The control includes a toner level sensor which is a vibrating rod driven by a decorator roll.

REFERENCES:
patent: 3300091 (1967-01-01), Wondrak et al.
patent: 4008613 (1977-02-01), Myers
patent: 4107994 (1978-08-01), Sogo

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