Electrically operated pipette

Details Electrically operated pipette Electrically operated pipette

1988-11-15

1991-03-26

Warden, Robert J.

Chemical apparatus and process disinfecting, deodorizing, preser

Control element responsive to a sensed operating condition

7386413, 7386418, 222 43, 222 63, 222386, 222390, B01L 302

Patent

active

050027379

ABSTRACT:
The invention relates to an electrically operable pipette comprising a body member with upper and lower portions and a removable flanged cylinder assembly coupled to the lower portion of the body member via its flange. The cylinder assembly has confined in it, a piston which is vertically displaced by a motor confined in the body member, an adjustable limiter being provided for varying the stroke length of the piston and hence the volume of liquid displaced.

REFERENCES:
patent: 3143393 (1964-08-01), De Seguin Des Hons
patent: 3175734 (1965-03-01), Heiss
patent: 3615240 (1971-10-01), Sanz
patent: 3915651 (1973-10-01), Nishi
patent: 3963349 (1976-06-01), Albright et al.
patent: 4567780 (1986-02-01), Opperlander et al.

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