Hydraulic clutch, travel power transmission device, and work vehicle
US-12247630-B2 · Mar 11, 2025 · US
controlled by angular speed
controlled by angular speed · 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 | F16D43/284 |
| Official title | controlled by angular speed |
| Display label | controlled by angular speed |
| Total patents | 27 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hydraulic clutch, travel power transmission device, and work vehicle
US-2024426351-A1 · Dec 26, 2024 · US
Systems and methods for rotary seal drag reduction
US-11802596-B2 · Oct 31, 2023 · US
Hybrid module with separating clutch and actuation unit without compensation; as well as drive train
US-2022185091-A1 · Jun 16, 2022 · US
Systems and methods for rotary seal drag reduction
US-2022163074-A1 · May 26, 2022 · US
Disconnect clutch
US-11085498-B2 · Aug 10, 2021 · US
Switchable ratcheting clutch
US-10982725-B2 · Apr 20, 2021 · US
Hydro-viscous speed regulating device for heavy-load start of belt conveyor
US-10935084-B2 · Mar 2, 2021 · US
Switchable ratcheting clutch
US-2021040997-A1 · Feb 11, 2021 · US
Hydro-viscous speed regulating device for heavy-load start of belt conveyor
US-2020400202-A1 · Dec 24, 2020 · US
Power transfer system and method using a variable speed ratio regulating device
US-10731735-B1 · Aug 4, 2020 · US
Coupling assembly having an overrun mode and channeled locking member for use therein
US-10539198-B2 · Jan 21, 2020 · US
Disconnect clutch
US-2019368557-A1 · Dec 5, 2019 · US
Clutch release system
US-10408283-B2 · Sep 10, 2019 · US
Coupling Assembly Having an Overrun Mode and Channeled Locking Member for Use Therein
US-2019063517-A1 · Feb 28, 2019 · US
Coupling assembly having an overrun mode and channeled locking member for use therein
US-10145428-B2 · Dec 4, 2018 · US
Coupling assembly having an overrun mode and channeled locking member for use therein
US-2017227072-A1 · Aug 10, 2017 · US
Hydraulic controller for an automatic transmission of a motor vehicle
US-9689434-B2 · Jun 27, 2017 · US
System and method for preventing centrifugal clutch lock-ups within a transmission of a work vehicle
US-9618064-B2 · Apr 11, 2017 · US
Clutch release system
US-2017089406-A1 · Mar 30, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16D43/284?
- CPC F16D43/284 is the Cooperative Patent Classification code for “controlled by angular speed.”
- How many patents are filed under CPC F16D43/284 (controlled by angular speed)?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC F16D43/284 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).