Method for actively dampening a start-up resonance of a torsional damper when starting an internal combustion engine
US-11519377-B2 · Dec 6, 2022 · US
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Engine vibration
Engine vibration · 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 | F02D2009/0233 |
| Official title | {Engine vibration} |
| Display label | Engine vibration |
| Total patents | 14 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for actively dampening a start-up resonance of a torsional damper when starting an internal combustion engine
US-2022099061-A1 · Mar 31, 2022 · US
Method for controlling engine combustion for reducing irregular vibration caused by unstable engine combustion
US-10961934-B2 · Mar 30, 2021 · US
Method for controlling engine combustion for reducing irregular vibration caused by unstable engine combustion
US-2020182184-A1 · Jun 11, 2020 · US
Apparatus and method of extracting vibration of hybrid electric vehicle
US-10435009-B2 · Oct 8, 2019 · US
Hybrid vehicle
US-10364767-B2 · Jul 30, 2019 · US
NVH management system based on floor vibration for vehicle and control method thereof
US-10167801-B2 · Jan 1, 2019 · US
Nvh management system based on floor vibration for vehicle and control method thereof
US-2018171919-A1 · Jun 21, 2018 · US
Apparatus and method of extracting vibration of hybrid electric vehicle
US-2018148039-A1 · May 31, 2018 · US
Hybrid vehicle
US-2018112612-A1 · Apr 26, 2018 · US
Control apparatus for vehicle
US-9889851-B2 · Feb 13, 2018 · US
Control apparatus for vehicle
US-2017008527-A1 · Jan 12, 2017 · US
System and method for limiting throttle opening area based on cam phaser position to minimize noise during acceleration
US-9366196-B2 · Jun 14, 2016 · US
System and method for controlling a firing sequence of an engine to reduce vibration when cylinders of the engine are deactivated
US-9140622-B2 · Sep 22, 2015 · US