Trip indicative rocker switch
CA 2521291 C · Owner: Ferreira, Carlos Alberto · Inventors: Ribeiro, Manuel Fernando Vidal; Owalgen, Johannes Adrian; Ferreira, Carlos Alberto
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A switch mechanism such as a circuit breaker includes a trip indicator mechanism. The switch mechanism includes a switch contact and a rocker movable between a first position in which the contacts are closed a second position indicating that an electrical fault has occurred in which the contacts are open, and a third position in which the switch mechanism has been reset and the contacts are open. The rocker preferably comprises two rocker members hinged together with one of the rocker members having a step formation between a front face and an end face. The step formation carries an instruction regarding resetting of the mechanism and lies substantially flush with the front panel of the …
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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 September 27, 2005 and granted December 4, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 27, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.