Transmission line controller
CA 2307041 A1 · Owner: Heitz, Uwe · Inventors: Chatterjee, Arun-Kuma; Dobler, Siegfried; Heitz, Uwe
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a transmission line controller (1) for a vehicle (8) or a self-propelled work machine comprising a drive motor (5) a regulator (2) , and a continuously adjustable gearbox (7) with a gear ratio regulator (3). The transmission line controller (1) overrides both regulators. Said controller outputs specified revolutions (n_mot_specified) for the drive motor (5) to the regulator (2) of the drive motor (5) and outputs a specified gearbox ratio (i_specified) to the gear ratio regulator (3). The transmission line controller (1) is configured as a combination of two regulators comprising the regulator (9) for gearbox drive revolutions and the regulator (10) for …
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
- Filed October 1, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 1, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 1, 2020.
- 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.