Gas detector

Details Gas detector Gas detector

1980-01-17

1981-09-08

Albritton, C. L.

Electrical resistors

Resistance value responsive to a condition

Gas, vapor, or moisture absorbing or collecting

422 98, H01L 700

Patent

active

042887747

ABSTRACT:
A gas detector including a gas sensitive element that provides an electrical resistance which varies with the type of gas detected and lead wires for conducting the electrical signal from the gas sensitive element. A porcelain tube supports the gas sensitive element the lower part of which is positioned within a slot in the tube. Through holes in the tube receive the lead wires. A housing encloses the tube. Only the upper part of said gas sensitive element which is not positioned within the tube is provided with electrodes.

REFERENCES:
patent: 4001758 (1977-01-01), Esper et al.
patent: 4013592 (1977-03-01), Matsuoka et al.
patent: 4130797 (1978-12-01), Hattori et al.
patent: 4147513 (1979-04-01), Bienkowski et al.
patent: 4206173 (1980-06-01), Yamaguchi et al.

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