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US 4,305,068 AGranted
Detector system
OwnerWilliam T. Kleininventor
Life of this patent
Estimating the term…
Abstract
A detector system for detecting leaks in tanks and pipelines which includes a sensor containing a fluid with said sensor degradable on contact with the liquid, gas or vapor which is being monitored wherein when said sensor degrades the fluid flows therefrom with a reduction in the fluid level causing activation of an alarm system.
Claims12
A detector system for use in monitoring material such as liquid, gas, or vapors when in a container, including:
- a detector means in operative association with said container, said means comprising:
- a tube capable of retaining a liquid at a predetermined level therein, said tube being sensitive to said material;
- an indicating means capable of giving an indication when said liquid goes below the predetermined level;
- and
- wherein, in operation, liquid is normally maintained in said tube at said predetermined level and contact between said material and said tube allows liquid to leave said tube with a lessening of the level of liquid in the tube below the predetermined level indicated by said indicating means.
2 more elements
Dependencies are inferred from the claim text.