Viscous vibration damping of torsional oscillation
US-2025230716-A1 · Jul 17, 2025 · US
provided within a closed housing {(F16F15/36 takes precedence)}
provided within a closed housing {(F16F15/36 takes precedence)} · 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 | F16F15/173 |
| Official title | provided within a closed housing {(F16F15/36 takes precedence)} |
| Display label | provided within a closed housing {(F16F15/36 takes precedence)} |
| Total patents | 59 |
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 | 1 |
| 2017 | 4 |
| 2018 | 5 |
| 2019 | 6 |
| 2020 | 3 |
| 2021 | 13 |
| 2022 | 4 |
| 2023 | 9 |
| 2024 | 5 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Airfoil vibration damping apparatus
US-2025207499-A1 · Jun 26, 2025 · US
Inertia damping systems and methods
US-12276164-B2 · Apr 15, 2025 · US
Viscous vibration damping of torsional oscillation
US-12270258-B2 · Apr 8, 2025 · US
Method and apparatus for damping/absorbing rotational vibrations/oscillations
US-12139973-B2 · Nov 12, 2024 · US
Vibration damping for surgical systems
US-2024341879-A1 · Oct 17, 2024 · US
Centrifugal pendulum absorber
US-12110941-B2 · Oct 8, 2024 · US
Damping device for damping shaft vibration
US-11940032-B2 · Mar 26, 2024 · US
Method and apparatus for damping/absorbing rotational vibrations/oscillations
US-11905820-B2 · Feb 20, 2024 · US
Isolated drive assembly with an isolator assembly and a torque limiter for limiting the transmission of torque through an elastomeric element of the isolator assembly
US-11796046-B2 · Oct 24, 2023 · US
Vibrational dampening elements
US-11739645-B2 · Aug 29, 2023 · US
Optimized placement of vibration damper tools through mode-shape tuning
US-11692404-B2 · Jul 4, 2023 · US
Airfoil vibration damping apparatus
US-2023184117-A1 · Jun 15, 2023 · US
Damper pulley design
US-11668387-B1 · Jun 6, 2023 · US
Inertia damping systems and methods
US-2023142360-A1 · May 11, 2023 · US
Vibration isolating coupler for reducing vibrations in a drill string
US-11603714-B2 · Mar 14, 2023 · US
Vibration damping device for blade of rotating machine and rotating machine including the same
US-11566526-B2 · Jan 31, 2023 · US
Engine damper cooling utilizing cab A/C circuit
US-11549425-B2 · Jan 10, 2023 · US
Isolated drive assembly with an isolator assembly and a torque limiter for limiting the transmission of torque through an elastomeric element of the isolator assembly
US-2022221040-A1 · Jul 14, 2022 · US
A centrifugal pendulum absorber
US-2022205510-A1 · Jun 30, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16F15/173?
- CPC F16F15/173 is the Cooperative Patent Classification code for “provided within a closed housing {(F16F15/36 takes precedence)}.”
- How many patents are filed under CPC F16F15/173 (provided within a closed housing {(F16F15/36 takes precedence)})?
- Our database includes 59 publications tagged with this CPC code.
- Is patent activity under CPC F16F15/173 growing?
- Publication counts under this code: 5 in 2024 vs 4 in 2025 (latest complete years).