Drop former utilizing gas pressure

Details Drop former utilizing gas pressure Drop former utilizing gas pressure

1976-12-17

1979-03-06

Scherbel, David A.

Dispensing

With discharge assistant

Insertable cartridge or removable container

220367, 222401, 222420, B01L 300, B65D 8314

Patent

active

041426568

ABSTRACT:
Apparatus is disclosed for drop-by-drop metering of fluids, especially biological fluids. A metering head, connected to a pressure generating means, is adapted to be selectively moved into fluid communication with a sample cup through which the fluid is metered.

REFERENCES:
patent: 2758754 (1956-08-01), Postlewalte
patent: 3456694 (1969-07-01), Klein
patent: 3540856 (1970-11-01), Rochete et al.
patent: 3563415 (1971-02-01), Ogle
patent: 3650437 (1972-03-01), Binnings et al.
patent: 4010000 (1977-03-01), Anderson
patent: 4030640 (1977-06-01), Citvin et al.
patent: 4041995 (1977-08-01), Columbus

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