Shock absorber and method of manufacturing the shock absorber
US-12590618-B2 · Mar 31, 2026 · US
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damping by frictional contact between the spring and braking means (frictionally coacting wound springs F16F3/06)
damping by frictional contact between the spring and braking means (frictionally coacting wound springs F16F3/06) · 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 | F16F13/02 |
| Official title | damping by frictional contact between the spring and braking means (frictionally coacting wound springs F16F3/06) |
| Display label | damping by frictional contact between the spring and braking means (frictionally coacting wound springs F16F3/06) |
| Total patents | 22 |
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 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hinge device and electronic apparatus
US-2025271910-A1 · Aug 28, 2025 · US
Hinge device and electronic apparatus
US-2025271909-A1 · Aug 28, 2025 · US
Damping stopper
US-11988262-B2 · May 21, 2024 · US
Anti-vibration device
US-2024093756-A1 · Mar 21, 2024 · US
Damping Stopper
US-2023228314-A1 · Jul 20, 2023 · US
Shock absorber and method of manufacturing the shock absorber
US-2023213083-A1 · Jul 6, 2023 · US
Internally damped crossbar assembly having a friction damped isolator
US-11603961-B2 · Mar 14, 2023 · US
Damper and operation unit
US-11493108-B2 · Nov 8, 2022 · US
Internally Damped Crossbar Assembly Having a Friction Damped Isolator
US-2021190263-A1 · Jun 24, 2021 · US
Modular shock absorber structure
US-10941831-B2 · Mar 9, 2021 · US
Damping stopper
US-2020370618-A1 · Nov 26, 2020 · US
Damper and operation unit
US-2020362937-A1 · Nov 19, 2020 · US
Modular shock absorber structure
US-2020063819-A1 · Feb 27, 2020 · US
Rotational structure for rotary knob
US-10401895-B2 · Sep 3, 2019 · US
Vehicle propulsion system torque transfer vibration attenuation mechanism
US-10047822-B1 · Aug 14, 2018 · US
Actuator
US-2018180143-A1 · Jun 28, 2018 · US
Electronic docking vehicle
US-9914495-B2 · Mar 13, 2018 · US
Rotational structure for rotary knob
US-2017003705-A1 · Jan 5, 2017 · US
Electronic docking vehicle
US-2016144906-A1 · May 26, 2016 · US