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Reaction products of organophosphorus halides with inorganic thiocyanates as load-carrying additives in lubricating oil compositions
I claim: 1. A lubricant composition comprising a major proportion of a mineral oil, a synthetic oil or greases thereof and a minor proportion sufficient to impart ...
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Mirror with adjustable focal distance
I claim: 1. A mirror having an adjustable focal length, said mirror comprising the combination of an elongated, tubular frame member, a first pair of wall members ...
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Solar energy concentrating and collecting arrangement and method
I claim: 1. A solar energy concentrating and collecting arrangement, comprising a generally upwardly facing concave generally semi-cylindrical reflector fixedly ...
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Self-cleaning heat exchanger
These and other disadvantages of the prior art are overcome with the method and apparatus of the present invention which is directed to cleaning of a heat exchanger ...
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Solar curing and drying structure and method of utilizing solar energy associated with available solar radiation in curing and drying various materials
In an effort to maximize and improve curing and drying efficiency and solar energy utilization in a curing and drying structure, the present invention presents a solar ...
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Outside corner trim for building
What is claimed is: 1. An outside corner trim piece of integral one piece construction, said piece comprising an extrusion and is extruded from a plastic material such ...
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Automatic choke systems for carburetors
I claim: 1. An automatic cold start and warmup system for use in a carburetor having an air introduction passage, comprising a choke valve mounted across the induction ...
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Contoured insulation window for evacuated solar collector
In its simplest form, the present invention is directed to a contoured insulating structure or cover for an enclosed chamber and an evacuated flat plate solar collector ...
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Means for preventing heat build-up in a wall-mounted room ventilator
The present invention pertains to room ventilators and in particular, to room ventilators which in addition to performing a ventilating function also perform accessory ...
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Solar heating cell
In accordance with the present invention, however, it is proposed that the fluid energy transfer medium be treated so as to contain an in-situ absorbant material, such ...
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