Elevator parking brake, a method for operating an elevator system and an elevator system
US-12545550-B2 · Feb 10, 2026 · US
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mechanical
mechanical · 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 | B66B1/26 |
| Official title | mechanical |
| Display label | mechanical |
| Total patents | 14 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2017 | 2 |
| 2019 | 1 |
| 2020 | 5 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Adjustment of drop rate of elevator car with electromagnetic brake system
US-11897725-B2 · Feb 13, 2024 · US
Elevator governor tension frame damper
US-11738971-B2 · Aug 29, 2023 · US
Elevator governor tension frame damper
US-2022411228-A1 · Dec 29, 2022 · US
Overspeed protection switch, overspeed governor assembly and elevator system
US-11465882-B2 · Oct 11, 2022 · US
Elevator parking brake, a method for operating an elevator system and an elevator system
US-2021139275-A1 · May 13, 2021 · US
Adjustment of drop rate of elevator car with electromagnetic brake system
US-2020339382-A1 · Oct 29, 2020 · US
Electromagnetic brake system for an elevator with variable rate of engagement
US-10745239-B2 · Aug 18, 2020 · US
Elevator system
US-10696521-B2 · Jun 30, 2020 · US
Maintenance safety device for elevator and a operation method thereof
US-10676321-B2 · Jun 9, 2020 · US
Overspeed protection switch, overspeed governor assembly and elevator system
US-2020102190-A1 · Apr 2, 2020 · US
Elevator system
US-2019177125-A1 · Jun 13, 2019 · US
Electromagnetic brake system
US-2017362051-A1 · Dec 21, 2017 · US
Maintenance safety device for elevator and a operation method thereof
US-2017355569-A1 · Dec 14, 2017 · US