Straight axis variable displacement piston pump with rotating swash plate
US-2025389259-A1 · Dec 25, 2025 · US
Means for connecting rotating cylinder barrels and rotating inclined swash plates
Means for connecting rotating cylinder barrels and rotating inclined swash plates · 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 | F04B1/2092 |
| Official title | Means for connecting rotating cylinder barrels and rotating inclined swash plates |
| Display label | Means for connecting rotating cylinder barrels and rotating inclined swash plates |
| Total patents | 33 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 5 |
| 2018 | 5 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Microscopic surface texturing for shouldered shaft and bearing pads
US-12497995-B2 · Dec 16, 2025 · US
Microscopic surface texturing for shouldered shaft and bearing pads
US-2025230841-A1 · Jul 17, 2025 · US
Piston ball end
US-12078156-B2 · Sep 3, 2024 · US
Piston ball end
US-2024240624-A1 · Jul 18, 2024 · US
Fluid pressure rotating machine
US-11767832-B2 · Sep 26, 2023 · US
Fluid pressure rotating machine
US-2023204017-A1 · Jun 29, 2023 · US
Inline piston pump
US-2022018340-A1 · Jan 20, 2022 · US
Control plate for axial piston machine and axial piston machine having a control plate
US-11105320-B2 · Aug 31, 2021 · US
Spherical device provided with convex splines for forming a ball-and-socket joint having a finger, and wobble pump provided with such a device
US-2021079955-A1 · Mar 18, 2021 · US
Liquid pressure rotary machine
US-10920757-B2 · Feb 16, 2021 · US
Hydraulic axial piston unit with central fixed hold down device
US-10662773-B2 · May 26, 2020 · US
Semispherical shoe for swash plate compressor and swash plate compressor
US-10598167-B2 · Mar 24, 2020 · US
Control Plate for Axial Piston Machine and Axial Piston Machine Having a Control Plate
US-2020063724-A1 · Feb 27, 2020 · US
Liquid pressure rotary machine
US-2020018298-A1 · Jan 16, 2020 · US
Piston and liquid-pressure rotating device including same
US-10527028-B2 · Jan 7, 2020 · US
Hydraulic axial piston unit with central fixed hold down device
US-2018142553-A1 · May 24, 2018 · US
Piston and liquid-pressure rotating device including same
US-2018119683-A1 · May 3, 2018 · US
Axial piston machine
US-9932828-B2 · Apr 3, 2018 · US
Axial piston machine
US-9909420-B2 · Mar 6, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04B1/2092?
- CPC F04B1/2092 is the Cooperative Patent Classification code for “Means for connecting rotating cylinder barrels and rotating inclined swash plates.”
- How many patents are filed under CPC F04B1/2092 (Means for connecting rotating cylinder barrels and rotating inclined swash plates)?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC F04B1/2092 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).