Automatic multiple water sampler

Details Automatic multiple water sampler Automatic multiple water sampler

1979-08-15

1981-09-08

Freeh, William L.

Pumps

Expansible chamber type

Mechanically actuated distributor

7386417, F04B 700, F04B 2108

Patent

active

042882060

ABSTRACT:
A water sampler for delivering simultaneous multiple samples in which the samples are taken and discharged by a plurality of glass chambered syringes driven by a crank with water flow being controlled by a glass chambered valve having a valve spool shifted under the control of the crank.

REFERENCES:
patent: 2515956 (1950-07-01), Greenberg
patent: 2541086 (1951-02-01), Moule
patent: 2696174 (1954-12-01), Cozzoli
patent: 3098480 (1963-07-01), Worthington
patent: 3259077 (1966-07-01), Wiley et al.
patent: 3572130 (1971-03-01), Goldsmith
patent: 4006847 (1977-02-01), Dooley
patent: 4141469 (1979-02-01), Lee

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