Measuring and testing – Moisture content or absorption characteristic of material
Patent
1977-03-07
1978-07-11
Woodiel, Donald O.
Measuring and testing
Moisture content or absorption characteristic of material
73304R, G01N 502
Patent
active
040994066
ABSTRACT:
A device for the automatic determination and recordation of rates of fluid absorption in soils, including a plurality of conductive probes which are positioned at various levels with regard to a provided water level such that as the water level drops, the time to accomplish the drop is recorded. The device provides a pair of timing and time recording devices interconnected with the probes such that two individual time sequences may be recorded.
REFERENCES:
patent: 2540096 (1951-02-01), Bull
patent: 3368404 (1968-02-01), King
patent: 3930411 (1976-01-01), Beeker et al.
Cwayna James R.
Hammer Industries Inc.
Woodiel Donald O.
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