Method and apparatus for determining the fullness and emptiness

Details Method and apparatus for determining the fullness and emptiness Method and apparatus for determining the fullness and emptiness

1994-12-12

1996-06-18

Chilcot, Richard

Measuring and testing

Volumetric content measuring

G01F 1700

Patent

active

055266835

ABSTRACT:
The degree to which a large container such as a silo is full or empty is determined by expelling a quantity of air under pressure into the top of the silo. The pressure of the air within the silo is then measured and the rate of decay of said pressure from its maximum to atmosphere is determined.

REFERENCES:
patent: 3744306 (1973-07-01), Krueger
patent: 4553431 (1985-11-01), Nicolai
patent: 4598591 (1986-07-01), Baud
patent: 4770033 (1988-09-01), Nicolai
patent: 4840064 (1989-06-01), Fudim

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