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Expired Canadian patentCanada

Cam action pin locking means for a differential

CA 1320651 C · Owner: Stritzel, Gene A. · Inventors: Stritzel, Gene A.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A differential gear assembly of the type including transfer gears (30) for dividing torque between two axles (12, 14). The transfer gears (30) are each mounted on a pin (36) which is journaled in housing (10) by aligned bores (48, 50). Cam action means are provided which restricts rotation of pin (36).

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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 July 27, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 27, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 21, 1989
GrantedJuly 27, 1993
Term endedJuly 27, 2010
Patent numberCA 1320651 C
Classification (IPC)F16H57/02

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedSep 21, 1989Patent grantedJuly 27, 1993Term endedJuly 27, 2010

Sources & verification

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