Integrated environmental control system
CA 2250060 A1 · Owner: Zager, Michael · Inventors: Drew, Diane G.; Harris, Mark L.; Christians, Douglas L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An integrated environmental control system (10) is disclosed for providing conditioned supply air to loads such as a passenger cabin (56) of an aircraft. The system comprises at least two shafts (70 78), each shaft having a fan , (72, 80) compressor (74, 82), and turbine (76, 84) mechanically secured to the shaft (70, 78); common heat transfer components including primary (86) and secondary (88) heat exchangers, a reheater (90) and a condenser (92) with a , water collector (130); fluid transfer lines that deliver the supply air separately through the compressors and turbines of each shaft (70 78) and , deliver the supply air in common through the common heat transfer components (86, …
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 April 7, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 7, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 7, 2019.
- 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.