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Expired Canadian patentCanada

Dual disk brake

CA 1314499 C · Owner: Alliedsignal Inc. · Inventors: Casey, Gary L.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

11MS1287/1359r 223-87-0080, Abstract:, DUAL DISK BRAKE A disk brake (20) comprising of a disk hub (26) adapted to be mounted to a wheel (21); a plurality of annularly shaped rotors or disks (50a,b); means for mounting the rotors (50a,b) to the disk hub (26) such that the rotors rotate with disk hub (26) and are free to slide in a first direction substantially perpendicular to the direction of rotation; a pair of opposing situated brake pads (108a,b;c,d), one associated with each rotor (50a,b), and means for urging the brake pads into frictional engagement with the rotors. Specially shaped liners (60) interposed grooves (46) of the hub (22) and teeth (56) of the rotors. A second set of …

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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 March 16, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 16, 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.
FiledNovember 29, 1988
GrantedMarch 16, 1993
Term endedMarch 16, 2010
Patent numberCA 1314499 C
Classification (IPC)F16D55/24 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedNov 29, 1988Patent grantedMarch 16, 1993Term endedMarch 16, 2010

Sources & verification

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