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Expired Canadian patentCanada

Transfer press

CA 1279467 C · Owner: L. Schuler Gmbh · Inventors: Daubner, Edmund; Mikusch, Gerald

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

During a tool change the template is to be moved, dimensionally accurately into the idling stage of a transfer press and out of the same on support elements at the sliding table in the tool space of the transfer press. This requires a dimensionally accurate coupling. A gripping and holding device is provided in the idling stage for the insertion and retraction of a mounting bolt into a, respectively out of a, mounting bushing. The mounting bushing is thereby rotatably supported at the template and forms, on the one hand a first, bayonet-like connection by means of the mounting bolt a guide, groove machined into the same and a cylindrical pin engaging into this guide groove and, on the other …

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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 January 29, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 29, 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 24, 1988
GrantedJanuary 29, 1991
Term endedJanuary 29, 2008
Patent numberCA 1279467 C
Classification (IPC)B21D43/05

Timeline

Timeline From CIPO dates

1989199119931995199719992001200320052007Application filedMarch 24, 1988Patent grantedJan 29, 1991Term endedJan 29, 2008

Sources & verification

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