Vehicle retarding system
CA 2109491 A1 · Owner: Horst, Gerald G. · Inventors: Smith, David D.; Horst, Gerald G.; Thomas, Donald R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A vehicle is disclosed having an improved vehicle retarding system. In one embodiment, the present invention includes a system for retarding the rotational speed of a vehicle axle. The system includes a first apparatus for applying a bimodal retarding force to retard the rotational speed of the vehicle axle. The system further includes a second apparatus for applying a hydraulically actuated, friction retarding force to retard the rotational speed of the vehicle axle. Finally the system includes a control circuit for performing various functions. As one function the, control circuit receives an electrical signal representing a desired amount of retarding force. As another function, the …
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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 October 28, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 28, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 28, 2015.
- 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.