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Expired Canadian patentCanada

Container capper and torque tester

CA 1282048 C · Owner: Bankuty, Geza E. · Inventors: Bankuty, Geza E.; Byron, Leroy F.

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

The present invention resides in apparatus for grasping and rotating container caps, comprising a rotatable head member, jaw members movably carried by said head member and movable between a first position, at which the jaw members grasp a container cap with a predetermined gripping force, and a second position, at which the jaw members release the container cap, means for moving said jaw members between said first and second positions means for rotating, said head member at a predetermined speed means for, selectively changing the predetermined speed of rotation of said head member to thereby selectively change the torque with which the cap is tightened or loosened relative to a container, …

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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 26, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 26, 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.
FiledSeptember 15, 1987
GrantedMarch 26, 1991
Term endedMarch 26, 2008
Patent numberCA 1282048 C
Classification (IPC)B67B3/20 +1 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedSep 15, 1987Patent grantedMarch 26, 1991Term endedMarch 26, 2008

Sources & verification

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