FIELD: suction and discharge of required volumes of liquid by means of disposable and non-disposable tips. SUBSTANCE: proposed device has main body made from solid synthetic material and provided with many channels and piston plate connected with this and actuated by synchronous electric drive provided with four control sectors. Drive unit is mounted on four projecting members and piston plates moves up and down over four motion screw set in motion by means of synchronous fiber belt which is set in motion in its turn by means pf motor. Movable plate secured to lower portion of device is used for removal of disposable tips; it is actuated by means of system of automatic pushing flat levers. Device may be mounted in separate housing or may be movable secured to another device. EFFECT: enhanced efficiency. 6 dwg
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Authors
Dates
2002-02-27—Published
1998-10-26—Filed