Probe tip apparatus

Details Probe tip apparatus Probe tip apparatus

1988-11-23

1989-09-05

Williams, Hezron E.

Measuring and testing

Sampler, sample handling, etc.

With constituent separation

7386474, 7386472, G01N 110

Patent

active

048627534

ABSTRACT:
A probe apparatus for aspirating a liquid sample from a container including a probe and a probe tip. The probe tip has a free end including a plurality of sharp points and cutting edges formed by the juncture of exposed surfaces. The exposed surfaces have a length and shape which promote liquid movement by surface tension forces along the exposed surfaces. A filter is secured to the end of the probe tip and a passageway for liquid extends through the probe and probe tip.

REFERENCES:
patent: 3077780 (1963-02-01), Takatsy
patent: 3152479 (1964-10-01), Small
patent: 3252331 (1966-05-01), Lancaster
patent: 3430497 (1969-03-01), Tenczar
patent: 3985032 (1976-10-01), Avakian

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