Seal for self-aligning bearing
CA 1075751 A · Owner: Emerson Electric Co. · Inventors: Carrigan, Erwin R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Sealing means for a self-aligning frictionless bearing having a one-piece housing comprising three annular members on each side of the bearing, two of which members are axially assembled and fixed in the housing, the third annular member of each trio being axially assembled on the inner bearing race for rotation therewith and extending axially and radially between the other two, the three annular members each having axially and radially extending walls spaced from and coextending with axially and radially extending walls of the other two to form a tortuous path.
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 April 15, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 15, 1997.
- 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.