Rotary heat exchanger
CA 1263112 C · Owner: Kirchmeier, Hans · Inventors: Kirchmeier, Hans
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A rotary heat exchanger for heat exchange between at least two gaseous media comprises an annular heat transfer member rotating in a housing. A stationary partitioning wall is provided within the heat transfer member, thereby defining therein first and second semicircular chambers communicating with inlet openings in the housing. Outlet diffuser chambers are provided outside the heat transfer member and increase in width towards their outlet ends for the discharge from the apparatus. The partitioning wall is provided with a screening wall portion at at least one edge adjoining the inside surface of heat transfer member. The partitioning wall may be of a heat-insulating construction, while …
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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 November 21, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 21, 2006.
- 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.