Tube for use in a fixed angle centrifuge rotor

Details Tube for use in a fixed angle centrifuge rotor Tube for use in a fixed angle centrifuge rotor

1992-12-21

1994-03-08

Will, Thomas B.

Measuring and testing

Measuring vessel

494 10, G01F 1900

Patent

active

052917835

ABSTRACT:
A tube for use in a fixed angle centrifuge rotor having a rotor cavity inclined at a predetermined angle .THETA. with respect to the axis of rotation is characterized by one or more marking(s) thereon that indicates the level to which the tube may be filled with liquid without risk of spillage due to meniscus re-orientation. The markings may be graduated in terms of angles at which the rotor cavity may be inclined or in terms of the identity of each rotor into which the tube may be inserted.

REFERENCES:
patent: 1775109 (1930-09-01), Picker
patent: 2198256 (1940-04-01), Levy
An Introduction to Centrifugation, T. C. Ford and J. M. Graham, Bio Scientific Publishers, pp. 18 and 166 (no date).
Nalgene Labware 1991, Centrifuge Ware/41 (no date).
Beckman Rotors and Tubes for Preparative Ultracentrifuges, An Operator's Manual, Mar. 1984 LR-IM-12, pp. 4-10.
E. I. Du Pont de Nemours and Company Technical Bulletin Catalogue No. 03069 and 03431 Sorvall.RTM. 250-ml Dry-Spin.TM. Centrifuge Bottle (no date).

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