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Expired Canadian patentCanada

Centrifugal lubrication system for transmission pocket bearing

CA 1109809 A · Owner: Dana Corporation · Inventors: Schultz, Donald C.; Jones, Charles R.

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Abstract From the Canadian patent

7-, Title, CENTRIFUGAL LUBRICATION SYSTEM FOR TRANSMISSION POCKET BEARING Abstract, A centrifugal lubrication system provides lubrication oil flow to a transmission pocket bearing (18). Splash and spray lubrication oil is directed from the transmission casing (12) to a collector region (34) along a shaft (14) adjacent the pocket bearing (18). As the shaft (14) rotates, the oil is centrifugally thrown from the collector region (34) into a receiving trough (45) defined by (a) a lubrication port (24) extending through the shaft (14), and (b) an oil ring (46) fixed to the shaft (14) radially of the collector region (34) and adjacent the lubrication port entrance (26). From the trough (45) the …

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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 September 29, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 29, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 10, 1979
GrantedSeptember 29, 1981
Term endedSeptember 29, 1998
Patent numberCA 1109809 A
Classification (IPC)F01M9/06 +2 more

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedDec 10, 1979Patent grantedSep 29, 1981Term endedSep 29, 1998

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.