A method and apparatus for sensing impact between a vehicle and an object
CA 2424708 A1 · Owner: Danisch, Lee A. · Inventors: Danisch, Lee A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to the apparatus for and a method of sensing impact between a, vehicle and an object and particularly between a pedestrian and the front bumper of, a vehicle. An optical fiber array extends along the bumper and the array has sensors, spaced along the bumper. A sensor comprises light loss areas spaced peripherally, and axially on a fiber. An impact distorts the sensors modulating light , transmitted, along the fiber or fibers. A signal is produced which is processed by a signal processor and an output signal generated. The output signal is used to actuate a, safety device, such as elevating the vehicle hood to increase clearance between, hood and engine, to reduce …
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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
- Filed April 8, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 8, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 8, 2025.
- 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.