Throttle valve assembly
CA 2453426 A1 · Owner: Siemens Aktiengesellschaft · Inventors: Kruger, Jorg; Bender, Gunther; Gossling, Axel
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 throttle valve housing (10) comprising a housing (12) having a continuous throttle hole (16) that can be cross flown by a gaseous medium (66) in a main flow direction (64) wherein a throttle valve , (22) pivotally fixed to a throttle valve shaft (18) is arranged in the throttle hole (16), wherein said throttle valve shaft (18) can be pivoted by an actuating drive (26) and wherein the throttle hole (16) is connected to an inlet line (60) on the inlet side and to an outlet line (62) on the outlet side. The invention aims at ensuring particularly reliable detection of the mass of gaseous medium (66) coming in through the throttle hole (16) using , particularly …
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 June 21, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 21, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 21, 2024.
- 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.