Fluid working machine having first and second valve cylinder devices in fluid communication with each other via a common conduit
US-10995739-B2 · May 4, 2021 · US
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the connection of the pistons with an actuating or actuated element being at the inner ends of the cylinders
the connection of the pistons with an actuating or actuated element being at the inner ends of the cylinders · 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 | F01B1/062 |
| Official title | {the connection of the pistons with an actuating or actuated element being at the inner ends of the cylinders} |
| Display label | the connection of the pistons with an actuating or actuated element being at the inner ends of the cylinders |
| Total patents | 6 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2020 | 1 |
| 2021 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fluid working machine having offset valve cylinders
US-10677058-B2 · Jun 9, 2020 · US
Fluid working machine
US-2016356160-A1 · Dec 8, 2016 · US
Fluid working machine
US-2016123311-A1 · May 5, 2016 · US
Ring cam and fluid-working machine including ring cam
US-9127656-B2 · Sep 8, 2015 · US
Torque multiplier engines
US-2015114352-A1 · Apr 30, 2015 · US