G - Physics – 01 – N
Patent
G - Physics
01
N
G01N 35/10 (2006.01) G01N 1/00 (2006.01) G01N 1/38 (2006.01) G01N 35/00 (2006.01)
Patent
CA 2426721
The invention concerns a device comprising two cylinder/piston pumping units (1, 2) whereof the rods are driven in translation by common motoring means (MC). The working chamber of said two pumping units (1, 2) is connected to a circuit comprising successively a conduit emerging into a rinsing liquid reserve (RL), two successive electromagnetic valves (EV¿1?, EV¿2?) and a pipe (TS) connected to pipetting means (AP), the larger working chamber being connected in the part of said circuit providing the junction between the electromagnetic valves (EV¿1?, EV¿2?) while the other working chamber is connected in the part of the circuit located between the second electromagnetic valve (EV¿2?) and the pipetting means (AP).
Le dispositif selon l'invention comprend deux unités de pompage (1, 2) de type cylindre piston dont les tiges sont entraînées en translation par une motorisation commune (MC). La chambre de travail de ces deux unités de pompage (1, 2) est connectée à un circuit comprenant successivement un conduit débouchant dans une réserve de liquide de rinçage (RL), deux électrovannes successives (EV1, EV2) et un tuyau (TS) raccordé à des moyens de pipetage (AP), la plus grande chambre de travail étant connectée dans la partie dudit circuit assurant la jonction entre les deux électrovannes (EV1, EV2) tandis que l'autre chambre de travail est connec
Abou-Saleh Khaled
Rousseau Alain
Junior Instruments
Ridout & Maybee Llp
LandOfFree
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