Gas detector with automatically operable fan switch

Details Gas detector with automatically operable fan switch Gas detector with automatically operable fan switch

1974-01-18

1976-01-20

Ruehl, Charles A.

Measuring and testing

Gas analysis

Gas chromatography

734215R, G01N 122

Patent

active

039330290

ABSTRACT:
A gas detector, comprises a housing having an interior cavity with a wall having a testing tube receiver with an opening therethrough into the cavity. Spaced above the wall and in alignment therewith, is a test tube receiving tube and, when a test tube is placed in the receiving tube, it actuates a switch to actuate a fan to draw a gas sample through the testing tube for testing purposes.

REFERENCES:
patent: 3266293 (1966-08-01), Hubner
patent: 3343402 (1967-09-01), Hubner
patent: 3391570 (1968-07-01), Becker et al.
patent: 3427862 (1969-02-01), Hubner

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