Method for starting a turbine in a pump mode
US-12180923-B2 · Dec 31, 2024 · US
Adjustable vanes, e.g. wicket gates
Adjustable vanes, e.g. wicket gates · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F03B3/183 |
| Official title | {Adjustable vanes, e.g. wicket gates} |
| Display label | Adjustable vanes, e.g. wicket gates |
| Total patents | 41 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 7 |
| 2022 | 6 |
| 2023 | 3 |
| 2024 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for starting a turbine in a pump mode
US-2024301852-A1 · Sep 12, 2024 · US
Method for starting a turbine in a pump mode
US-11873789-B2 · Jan 16, 2024 · US
Reversible pump turbine and guide vane for the reversible pump turbine
US-11649798-B2 · May 16, 2023 · US
Startup method of Francis turbine and Francis turbine
US-11608809-B2 · Mar 21, 2023 · US
Startup method of francis turbine and francis turbine
US-11566597-B2 · Jan 31, 2023 · US
Wicket gate for a hydraulic turbine or pump
US-11530678-B2 · Dec 20, 2022 · US
Method for starting a turbine in a pump mode
US-2022389897-A1 · Dec 8, 2022 · US
Runner for a hydraulic turbine or pump and method of manufacturing
US-11359595-B2 · Jun 14, 2022 · US
Hydroelectric power generation system
US-11313343-B2 · Apr 26, 2022 · US
Guide vane bearing and maintenance method
US-11300006-B2 · Apr 12, 2022 · US
Method for stabilizing the rotation speed of a hydraulic machine with S-characteristics and installation for converting hydraulic energy into electrical energy
US-11231006-B2 · Jan 25, 2022 · US
Startup method of francis turbine and francis turbine
US-2021396204-A1 · Dec 23, 2021 · US
Startup method of francis turbine and francis turbine
US-2021396205-A1 · Dec 23, 2021 · US
Reversible Pump Turbine and Guide Vane for the Reversible Pump Turbine
US-2021285414-A1 · Sep 16, 2021 · US
Wicket gate for a hydraulic turbine or pump
US-2021088022-A1 · Mar 25, 2021 · US
Hydraulic installation and method for operating the same
US-10907608-B2 · Feb 2, 2021 · US
Guide vane apparatus for water turbine and water turbine equipped with the same
US-10900462-B2 · Jan 26, 2021 · US
Runner for a hydraulic turbine or pump and method of manufacturing
US-2021017948-A1 · Jan 21, 2021 · US
Method for optimizing the adjustment of the gating of at least one hydraulic turbine
US-10788008-B2 · Sep 29, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F03B3/183?
- CPC F03B3/183 is the Cooperative Patent Classification code for “Adjustable vanes, e.g. wicket gates.”
- How many patents are filed under CPC F03B3/183 (Adjustable vanes, e.g. wicket gates)?
- Our database includes 41 publications tagged with this CPC code.
- Is patent activity under CPC F03B3/183 growing?
- Publication counts under this code: 3 in 2023 vs 3 in 2024 (latest complete years).