Energy recovery system and method for hydraulic tool
US-10145396-B2 · Dec 4, 2018 · US
by changing the inclination of the swash plate
by changing the inclination of the swash plate · 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 | F04B1/295 |
| Official title | by changing the inclination of the swash plate |
| Display label | by changing the inclination of the swash plate |
| Total patents | 179 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 18 |
| 2016 | 15 |
| 2017 | 17 |
| 2018 | 11 |
| 2019 | 7 |
| 2020 | 17 |
| 2021 | 20 |
| 2022 | 19 |
| 2023 | 16 |
| 2024 | 17 |
| 2025 | 19 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Tilting angle control device
US-10066610-B2 · Sep 4, 2018 · US
Clutch device with fully integrated hydraulics
US-10066677-B2 · Sep 4, 2018 · US
Pump
US-2018223816-A1 · Aug 9, 2018 · US
Fluid delivery system
US-10029540-B2 · Jul 24, 2018 · US
Variable displacement compressor and swash place linkage connection
US-10012218-B2 · Jul 3, 2018 · US
Method for Operating an Axial Piston Machine of Swashplate Design
US-2018135605-A1 · May 17, 2018 · US
Hydraulic drive system of construction machine
US-2018119391-A1 · May 3, 2018 · US
Torque control system for a variable displacement pump
US-2018045185-A1 · Feb 15, 2018 · US
Duplicated hydraulic circuit with pressure regulation
US-2018002007-A1 · Jan 4, 2018 · US
Pump
US-9850884-B2 · Dec 26, 2017 · US
Valve plate arrangement for an axial piston pump
US-9803634-B2 · Oct 31, 2017 · US
Low friction compact servo piston assembly
US-9803660-B1 · Oct 31, 2017 · US
Pressure-Maintaining Valve Arrangement for a Purge Circuit of a Closed Hydraulic Circuit
US-2017306946-A1 · Oct 26, 2017 · US
Double- headed piston type swash plate compressor
US-2017284381-A1 · Oct 5, 2017 · US
Swash plate type variable displacement compressor
US-9752563-B2 · Sep 5, 2017 · US
Swash plate pump having control pins in series
US-9726158-B2 · Aug 8, 2017 · US
Hydraulic transaxle
US-2017218929-A1 · Aug 3, 2017 · US
Variable capacity piston pump
US-2017211555-A1 · Jul 27, 2017 · US
Engine control device of hybrid work machine, hybrid work machine, and engine control method of hybrid work machine
US-2017089039-A1 · Mar 30, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04B1/295?
- CPC F04B1/295 is the Cooperative Patent Classification code for “by changing the inclination of the swash plate.”
- How many patents are filed under CPC F04B1/295 (by changing the inclination of the swash plate)?
- Our database includes 179 publications tagged with this CPC code.
- Is patent activity under CPC F04B1/295 growing?
- Publication counts under this code: 17 in 2024 vs 19 in 2025 (latest complete years).