Rope wheel, traction wheel, elevator drive machinery and elevator
US-11554937-B2 · Jan 17, 2023 · US
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Driving gear
Driving gear · 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 | B66B15/08 |
| Official title | Driving gear |
| Display label | Driving gear |
| Total patents | 10 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 2 |
| 2019 | 1 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Skip hoist of a blast furnace
US-2022325367-A1 · Oct 13, 2022 · US
Elevator drive machinery and elevator
US-11261059-B2 · Mar 1, 2022 · US
Rope wheel, traction wheel, elevator drive machinery and elevator
US-2021300728-A1 · Sep 30, 2021 · US
Tension balance system and method for steel wire ropes on friction hoisting driving end of ultra-deep well
US-11046561-B2 · Jun 29, 2021 · US
Tension balance system and method for steel wire ropes on friction hoisting driving end of ultra-deep well
US-2021053805-A1 · Feb 25, 2021 · US
Elevator drive machinery and elevator
US-2019375612-A1 · Dec 12, 2019 · US
Steep conveying installation for open-cast mining
US-10053292-B2 · Aug 21, 2018 · US
Electric hydraulic catalyst loading and unloading device and methods therefor
US-9896308-B2 · Feb 20, 2018 · US
Mining elevator
US-9272881-B2 · Mar 1, 2016 · US