Electro-mechanical drum brake
US-12571444-B2 · Mar 10, 2026 · US
mechanically actuated
mechanically actuated · 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 | F16D51/12 |
| Official title | mechanically actuated |
| Display label | mechanically actuated |
| Total patents | 55 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 3 |
| 2018 | 5 |
| 2019 | 5 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 6 |
| 2023 | 7 |
| 2024 | 11 |
| 2025 | 4 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Clutch for preventing backdrive
US-12523264-B2 · Jan 13, 2026 · US
Electronic parking brake
US-12467510-B2 · Nov 11, 2025 · US
Transmission device with reverse braking function, joint module, and robotic arm
US-2025230847-A1 · Jul 17, 2025 · US
Electric motor with reverse input cutoff clutch
US-12278545-B2 · Apr 15, 2025 · US
Reverse-input blocking clutch and manufacturing method thereof
US-12259015-B2 · Mar 25, 2025 · US
Method for determining operating variables of a drum brake, associated drum brake assembly, analysis device and storage medium
US-2024367634-A1 · Nov 7, 2024 · US
Electronic parking brake apparatus
US-12117058-B2 · Oct 15, 2024 · US
Reverse-input blocking clutch
US-12117051-B2 · Oct 15, 2024 · US
Reverse-input blocking clutch
US-12049931-B2 · Jul 30, 2024 · US
Reverse-input blocking clutch and manufacturing method thereof
US-2024200617-A1 · Jun 20, 2024 · US
Reverse input blocking clutch
US-11982325-B2 · May 14, 2024 · US
Reverse-input blocking clutch
US-2024077118-A1 · Mar 7, 2024 · US
Reverse input cut-off clutch
US-11920644-B2 · Mar 5, 2024 · US
Reverse-input blocking clutch
US-2024044377-A1 · Feb 8, 2024 · US
Reverse input cut-off clutch
US-2024035528-A1 · Feb 1, 2024 · US
Drum brake device for vehicle
US-11872967-B2 · Jan 16, 2024 · US
Reverse input blocking clutch
US-2023392653-A1 · Dec 7, 2023 · US
Electronic parking brake apparatus
US-2023358286-A1 · Nov 9, 2023 · US
Clutch for preventing backdrive
US-2023296146-A1 · Sep 21, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16D51/12?
- CPC F16D51/12 is the Cooperative Patent Classification code for “mechanically actuated.”
- How many patents are filed under CPC F16D51/12 (mechanically actuated)?
- Our database includes 55 publications tagged with this CPC code.
- Is patent activity under CPC F16D51/12 growing?
- Publication counts under this code: 11 in 2024 vs 4 in 2025 (latest complete years).