Radial impeller with maximized inducer area
US-2025052253-A1 · Feb 13, 2025 · US
the wheel comprising two adjacent bladed wheel portions, e.g. with interengaging blades for damping vibrations
the wheel comprising two adjacent bladed wheel portions, e.g. with interengaging blades for damping vibrations · 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 | F01D5/045 |
| Official title | {the wheel comprising two adjacent bladed wheel portions, e.g. with interengaging blades for damping vibrations} |
| Display label | the wheel comprising two adjacent bladed wheel portions, e.g. with interengaging blades for damping vibrations |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 3 |
| 2022 | 2 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Radial impeller with maximized inducer area
US-12221976-B1 · Feb 11, 2025 · US
Two-piece impeller made of multiple materials
US-11982208-B2 · May 14, 2024 · US
Two-piece impeller made of multiple materials
US-2024117745-A1 · Apr 11, 2024 · US
Radial turbine rotor for gas turbine engine
US-11506060-B1 · Nov 22, 2022 · US
Vibration absorber dampers for integrally bladed rotors and other cyclic symmetric structures
US-11391175-B2 · Jul 19, 2022 · US
Vibration Absorber Dampers For Integrally Bladed Rotors And Other Cyclic Symmetric Structures
US-2020392864-A1 · Dec 17, 2020 · US
Blade arrangement for a turbomachine
US-2020240277-A1 · Jul 30, 2020 · US
Turbocharger
US-2020173452-A1 · Jun 4, 2020 · US
Hybrid compressor
US-10480519-B2 · Nov 19, 2019 · US
Diverging-converging cooling passage for a turbine blade
US-10260355-B2 · Apr 16, 2019 · US
Compressor wheel of a radial compressor of an exhaust-gas turbocharger
US-10119402-B2 · Nov 6, 2018 · US
Compressor rotor with anti-vortex fins
US-10012240-B2 · Jul 3, 2018 · US
Gas turbine engine vapor cooled centrifugal impeller
US-9790859-B2 · Oct 17, 2017 · US
Diverging-converging cooling passage for a turbine blade
US-2017254209-A1 · Sep 7, 2017 · US
Axially-split radial turbines
US-9726022-B2 · Aug 8, 2017 · US
Compressor rotor with anti-vortex fins
US-2017218980-A1 · Aug 3, 2017 · US
Compressor rotor with anti-vortex fins
US-9657746-B2 · May 23, 2017 · US
Impingement-cooled turbine rotor
US-9476305-B2 · Oct 25, 2016 · US
Hybrid compressor
US-2016290342-A1 · Oct 6, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F01D5/045?
- CPC F01D5/045 is the Cooperative Patent Classification code for “the wheel comprising two adjacent bladed wheel portions, e.g. with interengaging blades for damping vibrations.”
- How many patents are filed under CPC F01D5/045 (the wheel comprising two adjacent bladed wheel portions, e.g. with interengaging blades for damping vibrations)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC F01D5/045 growing?
- Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).