Electric brake
CA 2361964 A1 · Owner: Midwest Brake Bond Company · Inventors: Lu, Weimin
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An electric motor brake has a printed circuit board which circumferentially locates and retains a plurality of electromagnetic coil assemblies within a coil housing. The circuit board simplifies both the assembly and wiring associated with the electric, motor brake. The circuit board is located within the coil housing and a stand off located, between the printed circuit board and the coil housing electrically connects the coil, stators of each coil assembly with the coil housing. The circuit board connects each, third coil assembly in a circular pattern to the same phase of a three-phase AC power, source.
Read the whole patent
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 November 14, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 14, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 14, 2023.
- 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.