Ignition system
CA 1266522 C · Owner: C-I-L Inc. · Inventors: Desrochers, Louis-Georges
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordNo Claude kit for weapons
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Abstract From the Canadian patent
Abstract of the Disclosure A plurality of electric blasting caps are fired through the ignition system which includes a transformer having a primary winding and a secondary winding. The secondary winding of the transformer is connected to the resistive elements of the blasting caps through a blasting circuit which is electromagnetically coupled to the resistive elements of the blasting caps via a small toroid transformer. A D.C. voltage is stored on a storage capacitor which has one end connected to the center point of the primary winding. The other ends of each half of the primary winding are connected through a driver circuit to ground. Each driver circuit is enabled by a flip-flop at …
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.
Why it's free to use
- Granted March 6, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 6, 2007.
- 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.