Free fall winch
US-11535499-B2 · Dec 27, 2022 · US
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with axial effect
with axial effect · 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 | B66D5/22 |
| Official title | with axial effect |
| Display label | with axial effect |
| Total patents | 9 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2019 | 1 |
| 2020 | 4 |
| 2021 | 1 |
| 2022 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Automatic load brake having wear-induced locking mechanism
US-11377331-B2 · Jul 5, 2022 · US
Anti-fall mechanism for lifting equipment
US-11247882-B2 · Feb 15, 2022 · US
Self adjusting automatic load brake
US-11092204-B2 · Aug 17, 2021 · US
Anti-fall mechanism for lifting equipment
US-2020346905-A1 · Nov 5, 2020 · US
Automatic load brake having wear-induced locking mechanism
US-2020307972-A1 · Oct 1, 2020 · US
Self adjusting automatic load brake
US-2020309216-A1 · Oct 1, 2020 · US
Anti-fall mechanism for lifting equipment
US-10717635-B2 · Jul 21, 2020 · US
Anti-fall mechanism for lifting equipment
US-2019062132-A1 · Feb 28, 2019 · US