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Expired Canadian patentCanada

Emergency locking vehicle safety belt retractor

CA 1072517 A · Owner: Takata Kojyo Co. Ltd. · Inventors: Takada, Juichiro

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

An emergency locking safety belt retractor reel device includes a U-shaped bracket with a cross wall and side walls and a belt take-up reel rotatably supported between the side walls and spring biased to rotate in a belt retraction direction and including a shaft projecting beyond a side wall. A first circular brake member having a number of regularly annularly spaced openings is affixed to the shaft proximate the inside face of a side wall and a second brake member is axially movably mounted on the shaft proximate the side wall outer face and includes longitudinally projecting fingers movable through corresponding guide openings in the side wall into an advance position into engagement …

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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 February 26, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 26, 1997.
  • 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—
GrantedFebruary 26, 1980
Term endedFebruary 26, 1997
Patent numberCA 1072517 A
Classification (IPC)B60R22/38

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedFeb 26, 1980Term endedFeb 26, 1997

Sources & verification

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