Insulated honeycomb seal
CA 1190862 A · Owner: United Technologies Corporation · Inventors: Shiembob, Lawrence T.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Insulated Honeycomb Seal, Abstract, The application discloses the manufacture of a seal for a row of turbine blades in which the seal is a honeycomb seal and a layer of insulation is positioned in the cells of the honeycomb by flame spraying. A process for accomplishing the deposition of the insulation is also described.
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 July 23, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 23, 2002.
- 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.