Ultra micro precision fluid metering device

Details Ultra micro precision fluid metering device Ultra micro precision fluid metering device

1981-09-22

1984-11-27

Rolla, Joseph J.

Dispensing

Plural sources, compartment, containers and/or spaced jacket

At least one nondispensing

222 14, 222209, 222213, 222214, 73736, B67D 560, B65D 3700

Patent

active

044846983

ABSTRACT:
A precision metering device for very small quantities of fluids, in which a controlled deflection of one or more selected portions of a Bourdon tube are used to give precise metering of fluids in amounts of only a few microliters or less, and in which a single one of the precision metering devices may be used to provide selected variations of the small amounts of dispensed fluid and with different fluids, usually without extra purging procedures.

REFERENCES:
patent: 3197285 (1965-07-01), Rosen
patent: 3990313 (1976-11-01), Bjorklund et al.

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