Land vehicle with an engine comprising an air intake duct provided with a device for selectively generating an air tumble in the combustion chamber
US-2026085642-A1 · Mar 26, 2026 · US
the members being rotatable
the members being rotatable · 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 | F02D9/16 |
| Official title | the members being rotatable |
| Display label | the members being rotatable |
| Total patents | 46 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 9 |
| 2019 | 8 |
| 2020 | 7 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Valve device
US-11761552-B2 · Sep 19, 2023 · US
Valve system
US-11578645-B2 · Feb 14, 2023 · US
Fluid supply system having shutoff valve with stabilized electrical valve actuator
US-11566592-B2 · Jan 31, 2023 · US
Rotary valve
US-11549600-B2 · Jan 10, 2023 · US
Valve system
US-2022186661-A1 · Jun 16, 2022 · US
Valve device
US-2022025989-A1 · Jan 27, 2022 · US
Rotary Valve
US-2022010883-A1 · Jan 13, 2022 · US
Fluid supply system having shutoff valve with stabilized electrical valve actuator
US-2021270218-A1 · Sep 2, 2021 · US
Fluid supply system having shutoff valve with stabilized electrical valve actuator
US-11028806-B2 · Jun 8, 2021 · US
Carburetor for the combustion engine in a handheld work apparatus, combustion engine comprising a carburetor, and method for operating a combustion engine
US-10718295-B2 · Jul 21, 2020 · US
Intake device for internal combustion engine
US-2020191066-A1 · Jun 18, 2020 · US
Rotary-type throttling device for internal combustion engine
US-10683813-B2 · Jun 16, 2020 · US
Valve system
US-2020173347-A1 · Jun 4, 2020 · US
Airflow control valve structure
US-2020131999-A1 · Apr 30, 2020 · US
Portable engine working machine and rotary carburetor incorporated therein
US-10634095-B2 · Apr 28, 2020 · US
Supercharger and internal combustion engine
US-10590838-B2 · Mar 17, 2020 · US
Fluid supply system having shutoff valve with stabilized electrical valve actuator
US-2019301411-A1 · Oct 3, 2019 · US
Methods and system for a throttle
US-10393031-B2 · Aug 27, 2019 · US
Air intake device and air intake control valve
US-10352252-B2 · Jul 16, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02D9/16?
- CPC F02D9/16 is the Cooperative Patent Classification code for “the members being rotatable.”
- How many patents are filed under CPC F02D9/16 (the members being rotatable)?
- Our database includes 46 publications tagged with this CPC code.
- Is patent activity under CPC F02D9/16 growing?
- Publication counts under this code: 3 in 2022 vs 4 in 2023 (latest complete years).