Fuel nozzle for a rotary throttle valve carburetor
US-11319901-B2 · May 3, 2022 · US
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Fuel spray nozzles in the throttling valves
Fuel spray nozzles in the throttling valves · 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 | F02M9/085 |
| Official title | {Fuel spray nozzles in the throttling valves} |
| Display label | Fuel spray nozzles in the throttling valves |
| Total patents | 20 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 6 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fuel nozzle for a rotary throttle valve carburetor
US-2021071622-A1 · Mar 11, 2021 · US
Flow control valve for charge forming device
US-10895222-B2 · Jan 19, 2021 · US
Portable engine working machine and rotary carburetor incorporated therein
US-10634095-B2 · Apr 28, 2020 · US
Rotary throttle valve and carburetor
US-2020032742-A1 · Jan 30, 2020 · US
Portable working machine including engine with carburetor and fuel supply control method thereof
US-10495017-B2 · Dec 3, 2019 · US
Flow control valve for charge forming device
US-2019360432-A1 · Nov 28, 2019 · US
Carburetor and method for operating an internal combustion engine having said carburetor
US-10337458-B2 · Jul 2, 2019 · US
Rotary throttle valve carburetor with valve bore air flow
US-2019162137-A1 · May 30, 2019 · US
Portable Engine Working Machine And Rotary Carburetor Incorporated Therein
US-2019048827-A1 · Feb 14, 2019 · US
Portable engine working machine and rotary carburetor incorporated therein
US-10202942-B2 · Feb 12, 2019 · US
Portable Working Machine Including Engine With Carburetor And Fuel Supply Control Method Thereof
US-2018334980-A1 · Nov 22, 2018 · US
Portable Engine Working Machine And Rotary Carburetor Incorporated Therein
US-2018156160-A1 · Jun 7, 2018 · US
Internal combustion engine having a starter device
US-9664143-B2 · May 30, 2017 · US
Carburetor for a hand-guided power tool and hand-guided power tool
US-9650950-B2 · May 16, 2017 · US
Rotary-type carburetor
US-9551301-B2 · Jan 24, 2017 · US
Rotary carburetor
US-9422890-B2 · Aug 23, 2016 · US
Carburetor and method for operating an internal combustion engine having said carburetor
US-2016230704-A1 · Aug 11, 2016 · US
Rotary-type carburetor
US-2015240747-A1 · Aug 27, 2015 · US
Rotary carburetor
US-2015102511-A1 · Apr 16, 2015 · US