Elevator system
US-11993489-B2 · May 28, 2024 · US
This page is not indexed by search engines while we improve data quality.
Hoistway equipment
Hoistway equipment · 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 | B66B17/00 |
| Official title | Hoistway equipment |
| Display label | Hoistway equipment |
| Total patents | 11 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 3 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Device for cage jamming buffer of large-tonnage hoisting system of ultra-deep shaft
US-11097925-B2 · Aug 24, 2021 · US
Large-tonnage coal dropping buffer skip for mine
US-10988347-B2 · Apr 27, 2021 · US
Elevator system
US-2021016993-A1 · Jan 21, 2021 · US
Device for cage jamming buffer of large-tonnage hoisting system of ultra-deep shaft
US-2020377336-A1 · Dec 3, 2020 · US
Large-tonnage coal dropping buffer skip for mine
US-2020339388-A1 · Oct 29, 2020 · US
Installation arrangement for an elevator
US-10246304-B2 · Apr 2, 2019 · US
Horizontally movable vertical shaft rope guide and regulating method thereof
US-9975737-B2 · May 22, 2018 · US
Mining elevator
US-9272881-B2 · Mar 1, 2016 · US
Installation arrangement for an elevator
US-2016016759-A1 · Jan 21, 2016 · US
Guide rail rope deflection inhibition mechanism and method for parallel soft cable suspension system
US-2016017708-A1 · Jan 21, 2016 · US