Method of and apparatus for measurement of flow of particulate m

Details Method of and apparatus for measurement of flow of particulate m Method of and apparatus for measurement of flow of particulate m

1976-03-11

1977-07-12

Smith, Alfred E.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

250577, H01J 3912, G01N 2126

Patent

active

040356353

ABSTRACT:
A beam of light is directed at a flow of particulate material discharging from a conveyor in a curved path. The lower part of the light beam is interrupted by the material as it follows the curved path, the shadow profile being sensed to give an indication of the volume of material flowing.

REFERENCES:
patent: 3566135 (1971-02-01), Mouchart
patent: 3834819 (1974-09-01), Montone
patent: 3890221 (1975-06-01), Muehlethaler

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