Reversible hydraulic pressure converter employing tubular valves
US-9695840-B2 · Jul 4, 2017 · US
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the liquid under pressure being continuously delivered to one cylinder chamber through a valve in the piston for actuating the return stroke
the liquid under pressure being continuously delivered to one cylinder chamber through a valve in the piston for actuating the return stroke · 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 | F03C1/0076 |
| Official title | {the liquid under pressure being continuously delivered to one cylinder chamber through a valve in the piston for actuating the return stroke} |
| Display label | the liquid under pressure being continuously delivered to one cylinder chamber through a valve in the piston for actuating the return stroke |
| Total patents | 2 |
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 | 1 |
| 2017 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Reversible hydraulic pressure converter employing tubular valves
US-2015053075-A1 · Feb 26, 2015 · US