Fuel injection systems
CA 1069202 A · Owner: Plessey Handel Und Investments Ag · Inventors: Caves, Francis J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An electronic drive signal distribution arrangement for use in an ultrasonic fuel supply system for an internal combustion engine in which the engine produces control pulses dependent upon engine operating conditions wherein a plurality of piezo-electric transducers are each coupled to a fuel injection nozzle for the engine, an oscillator produces an ultrasonic signal for driving the transducers with a triac associated with each transducer. The triacs are connected with the oscillator so that optocoupler means controls conduction of the triacs and feeding signal bursts from the oscillator to the respective transducer in dependence upon the control pulses. A capacitor shunts each particular …
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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
- Granted January 1, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 1, 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.