Piston pipette

Details Piston pipette Piston pipette

1997-06-06

1998-09-08

Pyon, Harold Y.

Chemical apparatus and process disinfecting, deodorizing, preser

Control element responsive to a sensed operating condition

422 99, 436180, 7386416, 7386418, 222287, 222309, B01L 302

Patent

active

058041443

ABSTRACT:
A piston pipette having pulling equipment for moving a piston upward and pushing equipment for moving the piston downward. The pushing equipment has a movable gripping device (5), which when moving downward is attached to the piston and transfers the piston downward, and a movable transfer device (4) extending below the gripping device. According to the structure a pipette is obtained which is gripped a pen-shape handle and with which liquid can be dosed to a desired place as exactly as possible.

REFERENCES:
patent: Re32210 (1986-07-01), D'Autry
patent: 3827305 (1974-08-01), Gilson et al.
patent: 4099548 (1978-07-01), Sturm et al.
patent: 4141250 (1979-02-01), D'Autry
patent: 4284604 (1981-08-01), Tervamaki
patent: 4406170 (1983-09-01), Kuhn
patent: 5012682 (1991-05-01), Sabloewski
patent: 5018364 (1991-05-01), Gilson
patent: 5104624 (1992-04-01), Labriola
patent: 5320810 (1994-06-01), Al-Mahareeq et al.
patent: 5330721 (1994-07-01), Tervamaki

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