Measuring and testing – Sampler – sample handling – etc. – Capture device
Patent
1982-03-16
1984-03-27
Yasich, Daniel M.
Measuring and testing
Sampler, sample handling, etc.
Capture device
166264, G01N 114
Patent
active
044386540
ABSTRACT:
This invention relates to a device for taking samples of ground water in soil and rock, comprising an at least partially evacuated sampling container of which the end facing downward in operative position is sealed air-tight by a first member of flexible material. The object of the invention is to improve the existing art for taking ground water samples in soil and rock. The device according to the invention renders it possible to take samples, which are hermetically sealed until they are analyzed in the laboratory. The device according to the invention is characterized, in that a second member of flexible material closes the upper end of the ground water sampler, and a two-sided cannula is movable in its longitudinal direction relative to the two members.
REFERENCES:
patent: 3374678 (1968-03-01), McGuckin
patent: 3490288 (1970-01-01), Patnode
patent: 3862576 (1975-01-01), Pogorski
patent: 4063460 (1977-12-01), Svensson
patent: 4329883 (1982-05-01), Barnes
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