G - Physics – 01 – N
Patent
G - Physics
01
N
277/40, 73/93
G01N 1/10 (2006.01) G01N 1/00 (2006.01) G01N 30/24 (2006.01)
Patent
CA 1097101
Abstract of the Disclosure: An automatic liquid sample-injecting apparatus using a conduit such as a hypodermic needle or pipette to suck liquid from a sample source and transfer it to an injector valve apparatus. The apparatus utilizes the optimum embodi- ment of the apparatus being equipped with (1) novel seal means adapted to exert a radial thrust or wiping action on the conduit and (2) novel conduit working means featuring both a drip-proof means to supply a non-contaminating solvent for washing the exterior of the needle and means to remove such solvent, all without interfering with the use of the needle in a series of automatic injections.
297607
Finn Lawrence J.
Friswell David R.
Sim & Mcburney
Water Associates Inc.
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