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Expired Canadian patentCanada

Brake assemblies

CA 1050446 A · Owner: Girling Limited · Inventors: Harrison, Anthony W.

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

A brake comprises a rotor which is permitted to float axially and a friction pad which is carried by a support. The support is movable towards and away from a braking surface of the rotor and is urged to a datum position under the action of a return force. A spring or other resilient means is provided which is yieldable when the return force exceeds a predetermined amount to permit movement of the friction member beyond its datum position to compensate for float of the rotor surface the spring urging the friction pad towards the datum position when the return force is reduced below said predetermined amount.

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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 13, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 13, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedMarch 13, 1979
Term endedMarch 13, 1996
Patent numberCA 1050446 A
Classification (IPC)F16D55/14 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedMarch 13, 1979Term endedMarch 13, 1996

Sources & verification

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