Concentrating vacuum insulated solar energy collection apparatus
CA 1161709 A · Owner: Wilson, Pryce · Inventors: Wilson, Pryce
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A heat exchanger comprising a pair of concentrically arranged inner and outer closed objects having a space therebetween containing less than surrounding atmospheric pressure therein with the inner object comprising a material to be heated by solar rays impinging on at least a part of its outer periphery. The periphery of the outer object is at least partially transparent for transmitting solar rays to the inner object and an energy transfer means is arranged within the space between the objects for selectively moving into contact with and away from the inner object for heat adsorption from the inner object. The energy transfer mechanism comprises a hollow configuration having input and …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted February 7, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 7, 2001.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.