Hydraulic machine comprising a dog brake
US-2025382939-A1 · Dec 18, 2025 · US
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with cam-actuated distribution members
with cam-actuated distribution members · 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 | F04B1/0472 |
| Official title | with cam-actuated distribution members |
| Display label | with cam-actuated distribution members |
| 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 |
|---|---|
| 2016 | 3 |
| 2017 | 1 |
| 2019 | 2 |
| 2022 | 1 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hydraulic machine provided with a direction changing drawer
US-2025327437-A1 · Oct 23, 2025 · US
Integrated electric-to-hydraulic conversion machine
US-12152572-B2 · Nov 26, 2024 · US
Integrated electric-to-hydraulic conversion machine
US-2022252058-A1 · Aug 11, 2022 · US
Downhole hydraulic pump
US-10344745-B2 · Jul 9, 2019 · US
Radial piston machine having braking means secured against twisting
US-10221831-B2 · Mar 5, 2019 · US
Radial Piston Machine having Braking Means Secured against Twisting
US-2017138334-A1 · May 18, 2017 · US
Fluid control system
US-9488163-B2 · Nov 8, 2016 · US
Subassembly forming a hydrobase for hydraulic motors, and assembly method
US-9284942-B2 · Mar 15, 2016 · US
Vehicle oil pump
US-9261063-B2 · Feb 16, 2016 · US