Brake device, lever hoist, and ratchet mechanism
US-2026062263-A1 · Mar 5, 2026 · US
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lever operated
lever operated · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B66D3/14 |
| Official title | lever operated |
| Display label | lever operated |
| 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 |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Brake device, lever hoist, and ratchet mechanism
US-12479703-B2 · Nov 25, 2025 · US
Rotation lock device, lever hoist, and hoisting machine
US-12180044-B2 · Dec 31, 2024 · US
Rotation lock device, lever hoist, and hoisting machine
US-2023234816-A1 · Jul 27, 2023 · US
Brake device, lever hoist, and ratchet mechanism
US-2023143207-A1 · May 11, 2023 · US
Method for suspending a rotor blade from a hub of a wind turbine
US-9890022-B2 · Feb 13, 2018 · US
Hand operated pulling and lifting hoist
US-9802798-B2 · Oct 31, 2017 · US
Up-tower suspension system for a wind turbine rotor blade
US-2016327016-A1 · Nov 10, 2016 · US
Device for removing hoppers from rail cars
US-9284170-B2 · Mar 15, 2016 · US
Assembly for moving a component relative to a ceiling of an engine enclosure
US-2016023869-A1 · Jan 28, 2016 · US
Hoist equipped with power-off type electromagnetic brake
US-9181071-B2 · Nov 10, 2015 · US
Hand operated pulling and lifting hoist
US-2015014615-A1 · Jan 15, 2015 · US