Hollow rotor lobe and control of tip deflection
US-2019203708-A1 · Jul 4, 2019 · US
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of counter-engagement type, i.e. the movement of co-operating members at the points of engagement being in opposite directions
of counter-engagement type, i.e. the movement of co-operating members at the points of engagement being in opposite directions · 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 | F04C2/24 |
| Official title | of counter-engagement type, i.e. the movement of co-operating members at the points of engagement being in opposite directions |
| Display label | of counter-engagement type, i.e. the movement of co-operating members at the points of engagement being in opposite directions |
| 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 | 4 |
| 2018 | 1 |
| 2019 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Metering pump made of plastic
US-10060431-B2 · Aug 28, 2018 · US
Vane pump unit
US-2015204326-A1 · Jul 23, 2015 · US
Valve device for a hydraulic circuit, and oil pump control assembly
US-2015139840-A1 · May 21, 2015 · US
Electric oil pump
US-2015086405-A1 · Mar 26, 2015 · US
Metering pump made of plastic
US-2015056063-A1 · Feb 26, 2015 · US