Sealed oil-filled clutch
CA 1060818 A · Owner: Lipe-Rollway Corporation · Inventors: Yanko, John P.; Schmidt, Frederick C.; Linn, Donald F.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A sealed oil-containing clutch having a novel release mechanism. Instead of having the usual externally located bearing the release mechanism employs a thrust bearing located inside the sealed clutch enclosure, This results in a saving in space and cost, and since the bearing is exposed to the oil its life expectancy, is increased. The clutch also has but a single cover member which serves as both a structural and a sealing member,
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
- Granted August 21, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 21, 1996.
- 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.