Electricity: measuring and testing – Using ionization effects – For monitoring pressure
Patent
1982-02-09
1984-09-11
Tokar, Michael J.
Electricity: measuring and testing
Using ionization effects
For monitoring pressure
324424, 324460, 361 2, G01L 2134
Patent
active
044713096
ABSTRACT:
There is provided a novel vacuum detection means utilizing a high frequency, high voltage device to excite an electrical discharge in a vacuum whose characteristics are dependent on the level of the vacuum contained therein. This discharge current allows the degree of vacuum to be continuously monitored.
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patent: 4000457 (1976-12-01), O'Neal
Bould Fred
Kimblin Clive W.
Lange William J.
Perkins John F.
Voshall Roy E.
Hudson, Jr. Benjamin
O'Shea Kevin D.
Tokar Michael J.
Westinghouse Electric Corp.
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