Permanent magnet generator brakes with dual wedges
US-12160156-B2 · Dec 3, 2024 · US
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Self-tightening brakes (with helical or coil with more than one turn F16D49/02)
Self-tightening brakes (with helical or coil with more than one turn F16D49/02) · 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 | F16D49/20 |
| Official title | Self-tightening brakes (with helical or coil with more than one turn F16D49/02) |
| Display label | Self-tightening brakes (with helical or coil with more than one turn F16D49/02) |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2024 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Tool apparatus and method
US-12128514-B2 · Oct 29, 2024 · US
Permanent magnet generator brakes with dual wedges
US-2024266911-A1 · Aug 8, 2024 · US
Tool apparatus and method
US-2022203489-A1 · Jun 30, 2022 · US
Four-state brake module for use as a joint in a mechanical linkage
US-10941821-B2 · Mar 9, 2021 · US
Linear actuator with testable cone no-back and torque limiter
US-10935115-B2 · Mar 2, 2021 · US
Linear actuator with testable cone no-back and torque limiter
US-2020056688-A1 · Feb 20, 2020 · US
Rotation velocity adjusting module, rotating device and rotation velocity adjusting method
US-10520048-B2 · Dec 31, 2019 · US
Four-state brake module for use as a joint in a mechanical linkage
US-2019360538-A1 · Nov 28, 2019 · US
Work apparatus having a braking arrangement
US-10371044-B2 · Aug 6, 2019 · US
Rotation velocity adjusting module, rotating device and rotation velocity adjusting method
US-2018180116-A1 · Jun 28, 2018 · US
Locking mechanism for dual mass flywheels
US-2016305486-A1 · Oct 20, 2016 · US