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Expired Canadian patentCanada

Automatic brake adjustment assembly

CA 1260412 A · Owner: Eaton Corporation · Inventors: Kleinhagen, Charles W. Jr.

CIPO record

Overview

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

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Abstract From the Canadian patent

Disclosed is an automatic brake adjustment assembly (50) for maintaining a desired disengaged clearance (c) between a frictional brake lining (17) and a moveable object to be braked. Assembly (50) includes a cam member (2) that is moved in opposite axial directions upon the respective engagement and disengagement of the brakes by the operator causing a cam follower (10) to move a nut (16) in corresponding opposite axial directions which in turn is threadingly engaged with and operates to move a piston (18) in opposite axial directions along a frame (24) and accordingly cause brake lining (17) to move towards and away from the object to be braked. Cam member (2) carries a spring force …

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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 26, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 26, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 20, 1986
GrantedSeptember 26, 1989
Term endedSeptember 26, 2006
Patent numberCA 1260412 A
Classification (IPC)F16D65/38 +2 more

Timeline

Timeline From CIPO dates

1987198919911993199519971999200120032005Application filedOct 20, 1986Patent grantedSep 26, 1989Term endedSep 26, 2006

Sources & verification

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