Hydraulic clutch actuator filling check method and apparatus
US-2025069453-A1 · Feb 27, 2025 · US
Filling the actuator cylinder with fluid
Filling the actuator cylinder with fluid · 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 | F16D2500/5014 |
| Official title | Filling the actuator cylinder with fluid |
| Display label | Filling the actuator cylinder with fluid |
| Total patents | 48 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 11 |
| 2019 | 6 |
| 2020 | 6 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for controlling a hydraulic unit in particular for a drivetrain of a motor vehicle, hydraulic unit and drivetrain with hydraulic unit
US-12018747-B2 · Jun 25, 2024 · US
Method for controlling a hydraulic unit in particular for a drivetrain of a motor vehicle, hydraulic unit and drivetrain with hydraulic unit
US-2024093779-A1 · Mar 21, 2024 · US
Control device
US-11859679-B2 · Jan 2, 2024 · US
Method for operating a hydraulic actuator
US-11796017-B2 · Oct 24, 2023 · US
Method for Operating a Fluid Supply System
US-2023313851-A1 · Oct 5, 2023 · US
Control device
US-2023213073-A1 · Jul 6, 2023 · US
Method for Operating a Hydraulic Actuator
US-2023037821-A1 · Feb 9, 2023 · US
Control device
US-11480247-B2 · Oct 25, 2022 · US
Control device
US-2022163108-A1 · May 26, 2022 · US
Clutch control method for vehicle
US-11221049-B2 · Jan 11, 2022 · US
Clutch control method for vehicle
US-2021324925-A1 · Oct 21, 2021 · US
Method for controlling a clutch arrangement
US-11137039-B2 · Oct 5, 2021 · US
Fill parameter learning for wet plate clutches based on an output of a torque converter
US-10767712-B2 · Sep 8, 2020 · US
Method for controlling a clutch arrangement
US-2020248764-A1 · Aug 6, 2020 · US
Vehicle and system for controlling a vehicle transmission
US-10704615-B2 · Jul 7, 2020 · US
Vehicle and system for controlling a vehicle transmission
US-2020063805-A1 · Feb 27, 2020 · US
Control method for a dual-clutch transmission
US-10563711-B2 · Feb 18, 2020 · US
Method for controlling hydraulic pressure refilling operation for engine clutch of hybrid electric vehicle
US-10562521-B2 · Feb 18, 2020 · US
Method for controlling a hydraulic actuator
US-10393197-B2 · Aug 27, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16D2500/5014?
- CPC F16D2500/5014 is the Cooperative Patent Classification code for “Filling the actuator cylinder with fluid.”
- How many patents are filed under CPC F16D2500/5014 (Filling the actuator cylinder with fluid)?
- Our database includes 48 publications tagged with this CPC code.
- Is patent activity under CPC F16D2500/5014 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).