Swash plate compressor
CA 2274479 A1 · Owner: Kato, Takayuki · Inventors: Takeichi, Toru; Taga, Masaaki; Katayama, Seiji
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A swash plate compressor adapted to compress a refrigerant wherein a swash , plate (3, 18) incorporated therein is formed by using an aluminum alloy as a base material, sliding surfaces (3a, 18a) of the swash plate (3 18) which , slidingly contact shoes (7; 7 19; 19) which are inserted so as to operatively engage the swash plate (3, 18) with a piston (6 17) being provided with a , film of a solid lubricant of at least one kind of substance selected from molybdenum disulfide, tungsten disulfide and graphite which is formed by a transfer system, whereby a coating performance and the productivity of the compressor are improved.
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 September 29, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 29, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 29, 2020.
- 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.