Sampling valve

Details Sampling valve Sampling valve

F - Mech Eng,Light,Heat,Weapons

16

K

F16K 11/00 (2006.01) G01F 11/16 (2006.01) G01F 11/22 (2006.01) G01N 1/00 (2006.01) G01N 35/06 (1990.01)

Patent

CA 2079436

A sampling valve comprises two fixed elements (10), (14), and a movable element (12) held between these fixed elements, in which a flow-in passage (Q) is provided at one fixed element so as to communicate with at least one of metering passages (P1), ..., plural flow-out passages (R1), (R2), ... are provided at the other or one fixed element so as to communicate with different metering passages individually, and relay passages (S1), ... are provided at the one or other fixed element so as to mutually connect the metering passages (P1), (P2), ... in specified combinations. In such constitution, plural sampling routes are formed in the sampling valve. In the sampling valve for aspirating and pushing liquid specimens such as blood in cylindrical shape and taking out quantitatively, only the portion necessary for measurement may be selected and sampled.

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