Method of insulating electromagnetic coils
CA 1059848 A · Owner: Matsushita Electric Industrial Co. Ltd. · Inventors: Masuda, Kazuo; Shibano, Takashi; Hirakawa, Koichi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of insulating electromagnetic coils comprising coating an electromagnetic coil with epoxy resin containing a cross-linking agent consisting essentially of acid anhydride, said coil having a bonding layer consisting of epoxy resin having a melting point of higher than 60°C and then subjecting to bridging said epoxy resin containing a cross linking agent by heating.
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
- Granted August 7, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 7, 1996.
- 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.