Diluting dosage device

Details Diluting dosage device Diluting dosage device

1985-11-01

1987-09-01

Levy, Stewart J.

Measuring and testing

Sampler, sample handling, etc.

Capture device

7386417, 7386418, B01L 302, G01N 114

Patent

active

046900055

ABSTRACT:
Diluting dosage device, in which there is a dilution-liquid cylinder (20), a sample cylinder (30), a press knob (2), and a blocking valve (21). When the knob is depressed, the blocking valve is closed and the pistons (16 and 15) in the cylinders move rearwards, whereat dilution liquid flows into the dilution-liquid duct (2), and a certain quantity of sample into the sample duct (23). When the press knob is returned, the blocking valve is opened and the pistons push the sucked sample and a certain quantity of the dilution liquid out through the tip (7).

REFERENCES:
patent: 3273402 (1966-09-01), Farr
patent: 3656351 (1972-04-01), Raczak
patent: 3810391 (1974-05-01), Suovaniemi
patent: 3955930 (1976-05-01), Shapiro
patent: 4207074 (1980-06-01), Suzuki
patent: 4257208 (1981-03-01), Pepicell et al.
patent: 4327595 (1982-05-01), Schultz
patent: 4362063 (1982-12-01), d'Autry
patent: 4466298 (1984-08-01), Tervamaki et al.
patent: 4501163 (1985-02-01), MacDermott et al.

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