Waveform analyzer for rotating electrical circuitry
CA 1083218 A · Owner: Kohler Co. · Inventors: Voigt, James R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract of the Disclosure, Two monitor circuits each having a light emit-, ting diode, are connected to the inputs and outputs of an SCR current control circuit on a brushless a-c generator. The current control circuit and the attached monitoring circuits are mounted on a rotating shaft and information regarding the operation of the rotating current control circuit is obtained by observing the light patterns generated by the light emitting diodes.
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 5, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 5, 1997.
- 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.