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Expired Canadian patentCanada

Automobile body straightener

CA 1291932 C · Owner: Saroli, Aldo · Inventors: Saroli, Aldo

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 apparatus for reblocking the panel body of a wrecked vehicle, comprising jack pads to immobilize the vehicle relative to the ground, a main upright post at a distance from the vehicle and pivoted to the ground about a vertical axis. A number of chains are mounted to the upright post and are adapted to be anchored to the panel body. A pair of vertically acting rams pull the chains anchored to the vehicle to reblock its panel body. The mounting of these chains on the upright post is characterized in that the vector of pulling force automatically adjusts to shifts in distribution of the load sustained in operation by concurrent rotation of the upright post about its vertical pivotal axis.

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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 November 12, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 12, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 31, 1988
GrantedNovember 12, 1991
Term endedNovember 12, 2008
Patent numberCA 1291932 C
Classification (IPC)B21D1/14

Timeline

Timeline From CIPO dates

1989199119931995199719992001200320052007Application filedMarch 31, 1988Patent grantedNov 12, 1991Term endedNov 12, 2008

Sources & verification

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