Evacuation pump control for a centrifuge instrument

Details Evacuation pump control for a centrifuge instrument Evacuation pump control for a centrifuge instrument

1988-03-31

1989-08-15

Dobeck, Benjamin

Electricity: motive power systems

With particular motor-driven load device

494 10, 494 26, 388933, 388930, H02D 506

Patent

active

048578118

ABSTRACT:
A centrifuge instrument has a vacuum pump responsive to a rotor recognition arrangement. The pump is operative to provide a predetermined pressure level in the chamber compatible with which one of a plurality of rotors is mounted within the chamber. The requested angular velocity can also be used to control the pressure level in the chamber.

REFERENCES:
patent: 3300129 (1967-01-01), Brunati
patent: 3347453 (1967-10-01), Goergen
patent: 3623657 (1970-08-01), Trump
patent: 3783359 (1974-01-01), Malkel
patent: 3957197 (1976-05-01), Sartory et al.
patent: 4152254 (1979-05-01), Steier et al.
patent: 4244513 (1981-01-01), Fayer et al.
patent: 4450391 (1984-05-01), Hara
patent: 4551715 (1985-11-01), Durbin
patent: 4601696 (1986-07-01), Kamm
patent: 4700117 (1987-10-01), Giebeler et al.
patent: 4772254 (1988-09-01), Grassi et al.

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