Damper
US-12473767-B2 · Nov 18, 2025 · US
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the sealing arrangement having a pressurised chamber separated from the damping medium
the sealing arrangement having a pressurised chamber separated from the damping medium · 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 | F16F9/365 |
| Official title | {the sealing arrangement having a pressurised chamber separated from the damping medium} |
| Display label | the sealing arrangement having a pressurised chamber separated from the damping medium |
| Total patents | 20 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 1 |
| 2018 | 5 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Systems and methods to improve shock strut performance
US-2024182162-A1 · Jun 6, 2024 · US
Damper
US-2024183209-A1 · Jun 6, 2024 · US
Landing gear percolation
US-11814160-B2 · Nov 14, 2023 · US
Landing gear percolation
US-2022017212-A1 · Jan 20, 2022 · US
Inertia-actuated valve assemblies as well as gas spring and gas damper assemblies, suspension systems and methods including same
US-11204076-B2 · Dec 21, 2021 · US
Inertia-actuated valve assemblies as well as gas spring and gas damper assemblies, suspension systems and methods including same
US-2020256418-A1 · Aug 13, 2020 · US
Inertia-actuated valve assemblies as well as gas spring and gas damper assemblies, suspension systems and methods including same
US-10677308-B2 · Jun 9, 2020 · US
Seal assembly for a piston rod
US-10578090-B2 · Mar 3, 2020 · US
Damping strut
US-10487901-B2 · Nov 26, 2019 · US
Gas cylinder, in particular high-pressure gas cylinder
US-10451137-B2 · Oct 22, 2019 · US
Rotation damper with constant friction coefficient
US-10378608-B2 · Aug 13, 2019 · US
Damping strut
US-2018328443-A1 · Nov 15, 2018 · US
Rotation damper with constant friction coefficient
US-2018252289-A1 · Sep 6, 2018 · US
Inertia-actuated valve assemblies as well as gas spring and gas damper assemblies, suspension systems and methods including same
US-2018187739-A1 · Jul 5, 2018 · US
Sliding seal and seal structure
US-9976653-B2 · May 22, 2018 · US
Seal assembly for a piston rod
US-2018051684-A1 · Feb 22, 2018 · US
Device for recovering energy
US-9791015-B2 · Oct 17, 2017 · US
Sliding seal and seal structure
US-2015345639-A1 · Dec 3, 2015 · US
Gas spring oil reservoir
US-9062733-B2 · Jun 23, 2015 · US