| 摘要 |
<p>MECHANICALLY ACTUATED PIPETTE DISPENSER A liquid dispenser is disclosed, comprising a vented pipette and an actuator for the pipette. The actuator includes means for mounting the pipette and means for automatically lowering a piston into the pipette to a predetermined starting level before the pipette vent is sealed, to insure that a predictable quantity of liquid is dispensed once the vent is sealed.</p> |
