Gas turbine engine component cooling assembly
US-10107109-B2 · Oct 23, 2018 · US
Preswirling
Preswirling · 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 | F05D2260/14 |
| Official title | Preswirling |
| Display label | Preswirling |
| Total patents | 231 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 16 |
| 2016 | 22 |
| 2017 | 19 |
| 2018 | 27 |
| 2019 | 25 |
| 2020 | 39 |
| 2021 | 16 |
| 2022 | 18 |
| 2023 | 21 |
| 2024 | 12 |
| 2025 | 15 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dual cooling airflow to blades
US-2018291744-A1 · Oct 11, 2018 · US
Gas turbine engine with a vane having a cooling air turning nozzle
US-10030538-B2 · Jul 24, 2018 · US
Directed Flow Nozzle Swirl Enhancer
US-2017314467-A1 · Nov 2, 2017 · US
Bolt On Seal Ring
US-2017298739-A1 · Oct 19, 2017 · US
Combustion burner, combustor, and gas turbine
US-2017292706-A1 · Oct 12, 2017 · US
Compressor secondary flow aft cone cooling scheme
US-2017292532-A1 · Oct 12, 2017 · US
Active swirl device for turbocharger compressor
US-2017284421-A1 · Oct 5, 2017 · US
Cooling passages for a mid-turbine frame
US-9732628-B2 · Aug 15, 2017 · US
Internal combustion engine
US-9695780-B2 · Jul 4, 2017 · US
Gas turbine engine component cooling assembly
US-2017167271-A1 · Jun 15, 2017 · US
Compressor inlet guide vanes
US-2017152860-A1 · Jun 1, 2017 · US
Gas turbine engine with a vane having a cooling air turning nozzle
US-2017130604-A1 · May 11, 2017 · US
Rim seal arrangement having pumping feature
US-9631509-B1 · Apr 25, 2017 · US
Rotor seal and rotor thrust balance control
US-2017107839-A1 · Apr 20, 2017 · US
Fuel-air premixer for a gas turbine
US-2017102147-A1 · Apr 13, 2017 · US
Turbine engine advanced cooling system
US-2017089263-A1 · Mar 30, 2017 · US
Fuel injector for a gas turbine engine combustion chamber
US-2017089582-A1 · Mar 30, 2017 · US
Tangential on-board injectors for gas turbine engines
US-2017082027-A1 · Mar 23, 2017 · US
Gas turbine cooling systems and methods
US-2017044909-A1 · Feb 16, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F05D2260/14?
- CPC F05D2260/14 is the Cooperative Patent Classification code for “Preswirling.”
- How many patents are filed under CPC F05D2260/14 (Preswirling)?
- Our database includes 231 publications tagged with this CPC code.
- Is patent activity under CPC F05D2260/14 growing?
- Publication counts under this code: 12 in 2024 vs 15 in 2025 (latest complete years).