Insert and method for manufacturing fluid pump
US-12492687-B2 · Dec 9, 2025 · US
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Cylinder barrel
Cylinder barrel · 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 | F01B3/0052 |
| Official title | {Cylinder barrel} |
| Display label | Cylinder barrel |
| Total patents | 10 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Insert and method for manufacturing fluid pump
US-2025067255-A1 · Feb 27, 2025 · US
Cylinder block and swash plate type liquid-pressure rotating apparatus including same
US-10794185-B2 · Oct 6, 2020 · US
Cylinder block and swash plate type liquid-pressure rotating apparatus including same
US-2019264564-A1 · Aug 29, 2019 · US
Fluid pressure rotating machine
US-10066484-B2 · Sep 4, 2018 · US
Hydrostatic axial piston machine
US-9644617-B2 · May 9, 2017 · US
Opposed swash plate type fluid pressure rotating machine
US-2015240636-A1 · Aug 27, 2015 · US
Fluid pressure rotating machine
US-2015240637-A1 · Aug 27, 2015 · US
Hydraulic pump/motor and method of suppressing pulsation of hydraulic pump/motor
US-9097113-B2 · Aug 4, 2015 · US
Hydrostatic Axial Piston Machine
US-2015078923-A1 · Mar 19, 2015 · US