Pipette and method of making same

Details Pipette and method of making same Pipette and method of making same

1979-04-26

1980-07-15

Swisher, S. Clement

Measuring and testing

Measuring vessel

222209, 222420, 264232, 264291, 422100, B01L 302, B29C 2500

Patent

active

042122040

ABSTRACT:
A pipette having an integral stem and bulb and produced from a blank of plastic, stretchable molded material, said molded blank having a section of smaller cross sectional area than the remainder of the blank and the method consisting of cold stretching the section to reduce its dimensions in order to provide a reduced tip or other portion for the pipette, the stretching of said section resulting in a reduction of approximately 55% in the original dimensions of the section.

REFERENCES:
patent: D250599 (1978-12-01), St. Amend
patent: 3203251 (1965-08-01), Robinson
patent: 3834241 (1974-09-01), Garren

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