Synchronized hybrid clamp force controller for lift truck attachment
US-12577091-B2 · Mar 17, 2026 · US
in which a rapid approach stroke is followed by a slower, high-force working stroke (F15B11/0325 takes precedence)
in which a rapid approach stroke is followed by a slower, high-force working stroke (F15B11/0325 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 | F15B11/022 |
| Official title | {in which a rapid approach stroke is followed by a slower, high-force working stroke (F15B11/0325 takes precedence)} |
| Display label | in which a rapid approach stroke is followed by a slower, high-force working stroke (F15B11/0325 takes precedence) |
| Total patents | 46 |
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 | 2 |
| 2016 | 6 |
| 2017 | 3 |
| 2018 | 7 |
| 2019 | 5 |
| 2020 | 6 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 4 |
| 2024 | 3 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Synchronized hybrid clamp force controller for lift truck attachment
US-2025074757-A1 · Mar 6, 2025 · US
Hydraulic actuator including a multi-head piston for hydraulic gearing
US-12145719-B2 · Nov 19, 2024 · US
Synchronized hybrid clamp force controller for lift truck attachment
US-12145828-B2 · Nov 19, 2024 · US
Hydraulic Cylinder with Sequence Valve System and Method
US-2024295229-A1 · Sep 5, 2024 · US
Hydraulic system
US-11815084-B2 · Nov 14, 2023 · US
Hydraulic actuator including a multi-head piston for hydraulic gearing
US-2023339605-A1 · Oct 26, 2023 · US
Synchronized hybrid clamp force controller for lift truck attachment
US-2023242388-A1 · Aug 3, 2023 · US
Synchronized hybrid clamp force controller for lift truck attachment
US-11655130-B2 · May 23, 2023 · US
Hydraulic system
US-11486416-B2 · Nov 1, 2022 · US
Fluid pressure cylinder
US-11261885-B2 · Mar 1, 2022 · US
Hydraulic system
US-2022010817-A1 · Jan 13, 2022 · US
Hydraulic system
US-2022010792-A1 · Jan 13, 2022 · US
Hydraulic cylinder
US-11167338-B2 · Nov 9, 2021 · US
Fluid pressure cylinder
US-2021317850-A1 · Oct 14, 2021 · US
Synchronized hybrid clamp force controller for lift truck attachment
US-2021309502-A1 · Oct 7, 2021 · US
Servohydraulic drive
US-11015620-B2 · May 25, 2021 · US
Hydraulic drive with fast stroke and load stroke
US-10859100-B2 · Dec 8, 2020 · US
Cylinder device, press machine, workpiece clamping apparatus, cylinder device actuating method, method for clamping workpiece, and method for pressing workpiece
US-10821564-B2 · Nov 3, 2020 · US
Hydraulic drive with rapid stroke and load stroke
US-10718357-B2 · Jul 21, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F15B11/022?
- CPC F15B11/022 is the Cooperative Patent Classification code for “in which a rapid approach stroke is followed by a slower, high-force working stroke (F15B11/0325 takes precedence).”
- How many patents are filed under CPC F15B11/022 (in which a rapid approach stroke is followed by a slower, high-force working stroke (F15B11/0325 takes precedence))?
- Our database includes 46 publications tagged with this CPC code.
- Is patent activity under CPC F15B11/022 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).