Magnetic squeeze film damper system for a gas turbine engine
US-10465557-B2 · Nov 5, 2019 · US
involving squeeze-film damping
involving squeeze-film damping · 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 | F16F15/0237 |
| Official title | {involving squeeze-film damping} |
| Display label | involving squeeze-film damping |
| Total patents | 166 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 8 |
| 2017 | 19 |
| 2018 | 25 |
| 2019 | 19 |
| 2020 | 33 |
| 2021 | 16 |
| 2022 | 15 |
| 2023 | 11 |
| 2024 | 13 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Squeeze film damper bearing device
US-10309455-B2 · Jun 4, 2019 · US
Squeeze film damper for a gas turbine engine
US-2019153896-A1 · May 23, 2019 · US
Tolerance ring
US-2018372163-A1 · Dec 27, 2018 · US
Shaft coupling structure
US-2018372164-A1 · Dec 27, 2018 · US
Squeeze film damper for a gas turbine engine
US-10156159-B1 · Dec 18, 2018 · US
Fluid damping structure ring and method of fluid damping
US-2018328225-A1 · Nov 15, 2018 · US
Squeeze film damper assemblies
US-2018320553-A1 · Nov 8, 2018 · US
Support assembly having variable stiffness member
US-2018298822-A1 · Oct 18, 2018 · US
Squeeze film damper with low pressure reservoirs
US-10094420-B1 · Oct 9, 2018 · US
Squeeze film damper with low pressure reservoirs
US-2018274588-A1 · Sep 27, 2018 · US
Self-pressurizing film damper
US-10077713-B2 · Sep 18, 2018 · US
Fluid-filled damper for gas bearing assembly
US-10066505-B2 · Sep 4, 2018 · US
Squeeze film damper bearing device
US-2018245631-A1 · Aug 30, 2018 · US
Squeeze film damper bearing device
US-2018245628-A1 · Aug 30, 2018 · US
Squeeze film damper bearing device
US-2018245632-A1 · Aug 30, 2018 · US
Bearing
US-2018209479-A1 · Jul 26, 2018 · US
Vertical Decoupler For A Hydraulic Mount
US-2018187742-A1 · Jul 5, 2018 · US
Antivibration device
US-2018172107-A1 · Jun 21, 2018 · US
Bearing
US-9951811-B2 · Apr 24, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16F15/0237?
- CPC F16F15/0237 is the Cooperative Patent Classification code for “involving squeeze-film damping.”
- How many patents are filed under CPC F16F15/0237 (involving squeeze-film damping)?
- Our database includes 166 publications tagged with this CPC code.
- Is patent activity under CPC F16F15/0237 growing?
- Publication counts under this code: 13 in 2024 vs 2 in 2025 (latest complete years).