Elevator parking brake, a method for operating an elevator system and an elevator system
US-12545550-B2 · Feb 10, 2026 · US
and for taking account of disturbance factors, e.g. variation of load weight
and for taking account of disturbance factors, e.g. variation of load weight · 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 | B66B1/44 |
| Official title | and for taking account of disturbance factors, e.g. variation of load weight |
| Display label | and for taking account of disturbance factors, e.g. variation of load weight |
| Total patents | 33 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 4 |
| 2018 | 8 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electromagnetic brake configured to slow deceleration rate of passenger conveyer during braking
US-12110207-B2 · Oct 8, 2024 · US
Verifying configuration parameter changes in an elevator safety system
US-2024208775-A1 · Jun 27, 2024 · US
Elevator system
US-2024182261-A1 · Jun 6, 2024 · US
Climbing elevator with load-based traction force
US-2023121073-A1 · Apr 20, 2023 · US
Dynamic compensation control for elevator systems
US-11235948-B2 · Feb 1, 2022 · US
Climbing elevator with load-based traction force
US-2021221647-A1 · Jul 22, 2021 · US
Electromagnetic brake configured to slow deceleration rate of passenger conveyer during braking
US-2021147177-A1 · May 20, 2021 · US
Elevator parking brake, a method for operating an elevator system and an elevator system
US-2021139275-A1 · May 13, 2021 · US
Method for operating a lift system
US-10703607-B2 · Jul 7, 2020 · US
Method, elevator control unit, and elevator system for dynamically adjusting a levelling speed limit of an elevator car
US-10676316-B2 · Jun 9, 2020 · US
Monitored braking blocks
US-10654683-B2 · May 19, 2020 · US
Method and arrangement for determining elevator data based on the position of an elevator car
US-10556774-B2 · Feb 11, 2020 · US
Brake operation management in elevators
US-10538412-B2 · Jan 21, 2020 · US
Position reference device for elevator
US-2019382234-A1 · Dec 19, 2019 · US
Brake operation management in elevators
US-2019202658-A1 · Jul 4, 2019 · US
Brake operation management in elevators
US-10252879-B2 · Apr 9, 2019 · US
Elevator machine brake control
US-10207896-B2 · Feb 19, 2019 · US
Suspension arrangement for an elevator
US-2018312371-A1 · Nov 1, 2018 · US
Active damping of a hovering elevator car based on vertical oscillation of the hovering elevator car
US-10099894-B2 · Oct 16, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B66B1/44?
- CPC B66B1/44 is the Cooperative Patent Classification code for “and for taking account of disturbance factors, e.g. variation of load weight.”
- How many patents are filed under CPC B66B1/44 (and for taking account of disturbance factors, e.g. variation of load weight)?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC B66B1/44 growing?
- Publication counts under this code: 1 in 2023 vs 3 in 2024 (latest complete years).