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Expired Canadian patentCanada

Control device for setting two or more tool units in a machine, especially a venetian blind production machine

CA 1319501 C · Owner: Nilsson, Berndt Roland · Inventors: Nilsson, Berndt Roland

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

A control device for adjusting two or more tool units (3) in a machine, especially a Venetian blind production machine, comprises a number of series-connected setting screws (10-14) and gear units (15-19) for proportionally displacing said tool units along the machine bed (2) during operation of the machine by means of a drive motor (21).

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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 June 29, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 29, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 28, 1989
GrantedJune 29, 1993
Term endedJune 29, 2010
Patent numberCA 1319501 C
Classification (IPC)B23P19/04 +1 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedFeb 28, 1989Patent grantedJune 29, 1993Term endedJune 29, 2010

Sources & verification

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