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Expired Canadian patentCanada

Variable adjuster for disc brake

CA 1067426 A · Owner: Bendix Corporation (The) · Inventors: Johannesen, Donald D.

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 disc brake provides an adjustment mechanism to dispose a pair of friction elements In close proximity to a rotor by limiting the amount of retraction of the friction elements from the rotor. The adjustment mechanism has more than one rate of extension so that large clearances between the rotor and friction elements are reduced to a predetermined running clearance with few brake applications. In particular a pawl engages a toothed member upon a brake application to rotate the toothed member thereby extending an extensible member which limits retraction of the friction elements to a predeter mined running clearance after a brake application. Keys on the pawl are engageable with the toothed …

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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 December 4, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 4, 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—
GrantedDecember 4, 1979
Term endedDecember 4, 1996
Patent numberCA 1067426 A
Classification (IPC)F16D55/22 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedDec 4, 1979Term endedDec 4, 1996

Sources & verification

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