Flush controller
CA 2366764 A1 · Owner: Geberit Technik Ag · Inventors: Johnson, Dwight N.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A high flow valve assembly and a low flow valve assembly are in parallel flow relation between an inlet and an outlet of a flush controller housing. The valve assemblies are opened by solenoid operated pilot valves under the control of a microprocessor based flush control system. A turbine directly measures flow through the low flow valve assembly and the control system computes flow through the high flow valve assembly to perform a flushing operation including an initial siphon trap flushing high flow portion and a subsequent trap reseal low flow portion. A push button is pressed to one of two override positions either to provide a signal to the control system for a, normal flush …
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 January 7, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 7, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 7, 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.