Controller of fan coupling device
US-11566558-B2 · Jan 31, 2023 · US
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Fluid adhesion clutch
Fluid adhesion clutch · 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 | F16D2500/10468 |
| Official title | Fluid adhesion clutch |
| Display label | Fluid adhesion clutch |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 1 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Control device for clutch
US-11286998-B2 · Mar 29, 2022 · US
Controller of fan coupling device
US-2021332739-A1 · Oct 28, 2021 · US
Control device for clutch
US-2020256407-A1 · Aug 13, 2020 · US
Cooling control system for working machine and the working machine
US-10669920-B2 · Jun 2, 2020 · US
Clutch mechanism and method for controlling fan speed
US-10634197-B2 · Apr 28, 2020 · US
Cooling control system for working machine and the working machine
US-2018371980-A1 · Dec 27, 2018 · US
Clutch Mechanism and Method for Controlling Fan Speed
US-2017350459-A1 · Dec 7, 2017 · US
Viscous coolant heater with variable coolant pump drive
US-9623720-B2 · Apr 18, 2017 · US
Transmission torque estimation unit
US-9395254-B2 · Jul 19, 2016 · US
Viscous clutch with high-speed reservoir and bimetal coil member
US-2016123409-A1 · May 5, 2016 · US
Viscous clutch with high-speed reservoir and bimetal strip member
US-2016123408-A1 · May 5, 2016 · US
Regulator device, and method pertaining to a regulator device, for control of a viscous coupling unit
US-2015034444-A1 · Feb 5, 2015 · US