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Canadian application, no grantCanada

Thermal overload protection device for electronic components

CA 2063771 A1 · Owner: Krone Aktiengesellschaft · Inventors: Honl, Robert; Honl, Robert

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 thermal overload protection device for electronic components is disclosed. The device includes a spring-elastic shorting link and a melt element tripping, of the shorting link being performed in dependence of the melting process of the melt element. In order to obtain a SERVO FAIL SALE operation, the tripping and actuating devices are formed as separate components so that the spring force of the actuating device can be made virtually arbitrarily high, without affecting operation of the tripping device.

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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

  • Filed March 25, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 25, 2012.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 25, 2014.
  • 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 25, 1992
GrantedNo grant recorded
Term endedMarch 25, 2012
Patent numberCA 2063771 A1
Classification (IPC)H01H79/00 +2 more

Timeline

Timeline From CIPO dates

1993199519971999200120032005200720092011Application filedMarch 25, 1992Term endedMarch 25, 2012

Sources & verification

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