Stirling engine with heat exchanger
CA 2096762 A1 · Owner: Weber, Eckhart · Inventors: Weber, Eckhart
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
There is a Stirling engine in which a displacer plate 5 is movable to and fro between two housing plates 1, 2 and is free of sliding friction along the periphery with respect to the end faces 10 of the housing. Here it is desirable for the Stirling engine to be designed for increased output ranges with a reduced complexity of construction, in that the housing plates and the displacer plate are made as large as possible while taking into account the compressive strength of the housing. This is achieved in that the two housing plates 1, 2 are held spaced from one another by distributed struts 3, the struts, which run perpendicular to the displacer plate 5 passing there, through, and in that …
Read the whole patent
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
- Filed May 21, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 21, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 21, 2015.
- 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.