Charge forming device with electrically actuated vapor separator vent valve
US-11319900-B2 · May 3, 2022 · US
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Altering the float-chamber pressure (enriching the fuel-air mixture during starting by depressing float to flood carburettor F02M1/18)
Altering the float-chamber pressure (enriching the fuel-air mixture during starting by depressing float to flood carburettor F02M1/18) · 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 | F02M7/127 |
| Official title | Altering the float-chamber pressure (enriching the fuel-air mixture during starting by depressing float to flood carburettor F02M1/18) |
| Display label | Altering the float-chamber pressure (enriching the fuel-air mixture during starting by depressing float to flood carburettor F02M1/18) |
| Total patents | 6 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2019 | 1 |
| 2021 | 3 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Charge forming device with electrically actuated vapor separator vent valve
US-2021270211-A1 · Sep 2, 2021 · US
Charge forming device with electrically actuated vapor separator vent valve
US-11041465-B2 · Jun 22, 2021 · US
Charge forming device with electrically actuated vapor separator vent valve
US-2021003099-A1 · Jan 7, 2021 · US
Fuel supply apparatus including a pressure reduction pump for general purpose engine
US-10393069-B2 · Aug 27, 2019 · US
Fuel supply apparatus for general purpose engine
US-2017268461-A1 · Sep 21, 2017 · US