Hand-held micropipettor with improved pipette tip ejector

Details Hand-held micropipettor with improved pipette tip ejector Hand-held micropipettor with improved pipette tip ejector

1976-05-13

1977-03-01

Swisher, S. Clement

Measuring and testing

Measuring vessel

B01L 302

Patent

active

040096114

ABSTRACT:
A hand-held micropipettor having an improved tip ejector that is operable by the same thumb stroke of the user that operates a liquid transfer plunger therein. In one embodiment, the tip ejector has its own separate knob adjacent the liquid transfer plunger. In another embodiment, operation of the plunger itself causes a pipette tip to be ejected at the end of the liquid transfer plunger stroke.

REFERENCES:
patent: 3766785 (1973-10-01), Smernoff
patent: 3853012 (1974-12-01), Scordato
patent: 3918308 (1975-11-01), Reed

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