Drive transmission mechanism, and fixing device and image forming apparatus including the same
US-2025003470-A1 · Jan 2, 2025 · US
Mechanisms with freewheeling members
Mechanisms with freewheeling members · 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 | F16H31/001 |
| Official title | {Mechanisms with freewheeling members} |
| Display label | Mechanisms with freewheeling members |
| Total patents | 48 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 4 |
| 2017 | 9 |
| 2018 | 10 |
| 2019 | 6 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Actuator Device, Clutch Device, and Air Outlet Device
US-2025003471-A1 · Jan 2, 2025 · US
Bidirectional Mechanical Converting Unit
US-2024217074-A1 · Jul 4, 2024 · US
Electric drive apparatus for vehicle
US-11897328-B2 · Feb 13, 2024 · US
Bidirectional mechanical converting unit
US-RE49574-E · Jul 11, 2023 · US
Electric drive apparatus for vehicle
US-2023191905-A1 · Jun 22, 2023 · US
Drive mechanism for a medication delivery device and medication delivery device
US-11577026-B2 · Feb 14, 2023 · US
Device for rotating a toothed wheel
US-11428298-B2 · Aug 30, 2022 · US
System for adjusting the conveyor belt tension force within an agricultural harvester
US-10918019-B2 · Feb 16, 2021 · US
Speed bump and speed bump system
US-10745870-B2 · Aug 18, 2020 · US
Drive mechanism for a medication delivery device and medication delivery device
US-2020061295-A1 · Feb 27, 2020 · US
System for adjusting the conveyor belt tension force within an agricultural harvester
US-2020000038-A1 · Jan 2, 2020 · US
Drive mechanism for a medication delivery device and medication delivery device
US-10493208-B2 · Dec 3, 2019 · US
Device for rotating a toothed wheel
US-2019277376-A1 · Sep 12, 2019 · US
Speed bump and speed bump system
US-2019203435-A1 · Jul 4, 2019 · US
Bicycle operating device
US-10259533-B2 · Apr 16, 2019 · US
Drive mechanism for a medication delivery device and medication delivery device
US-10232119-B2 · Mar 19, 2019 · US
Bicycle operating device
US-10232909-B2 · Mar 19, 2019 · US
Syringe attachment device and methods
US-2018369487-A1 · Dec 27, 2018 · US
Tensioning device for a bicycle support assembly or a load carrier
US-10118563-B2 · Nov 6, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16H31/001?
- CPC F16H31/001 is the Cooperative Patent Classification code for “Mechanisms with freewheeling members.”
- How many patents are filed under CPC F16H31/001 (Mechanisms with freewheeling members)?
- Our database includes 48 publications tagged with this CPC code.
- Is patent activity under CPC F16H31/001 growing?
- Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).