Replaceable tip for a pipette

Details Replaceable tip for a pipette Replaceable tip for a pipette

1978-10-04

1980-02-12

Swisher, S. Clement

Measuring and testing

Measuring vessel

B01L 302

Patent

active

041877241

ABSTRACT:
A replaceable pipette tip is described which forms a tight sealing engagement with the working end of a pipette. In one embodiment for a pipette tip a cam surface is provided to enable a slight tip rotation when the working end of a pipette is inserted in the tip. A particularly effective and reliable seal is obtained when a pipette tip having integrally molded ring seals and a cam surface is employed with a pipette working end having a resilient insert located to form an effective seal with the molded rings.

REFERENCES:
patent: 3732734 (1973-05-01), Avakiar
patent: 3766784 (1973-10-01), Walker
patent: 3766785 (1973-10-01), Smernoff
patent: 3853012 (1974-12-01), Scordato
patent: 3918308 (1975-11-01), Reed

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