Moving a heavy overload with an elevator
US-2020331727-A1 · Oct 22, 2020 · US
Cable weight compensating devices
Cable weight compensating devices · 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 | B66B7/068 |
| Official title | {Cable weight compensating devices} |
| Display label | Cable weight compensating devices |
| Total patents | 117 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 9 |
| 2017 | 6 |
| 2018 | 17 |
| 2019 | 16 |
| 2020 | 11 |
| 2021 | 21 |
| 2022 | 10 |
| 2023 | 12 |
| 2024 | 3 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hoisting rope monitoring device
US-2020239278-A1 · Jul 30, 2020 · US
Elevator system with discarded belt as compensation element for compensating the unladen weight of the supporting means
US-2020189881-A1 · Jun 18, 2020 · US
Overspeed governor configured to trigger at different speed levels for an elevator
US-10662029-B2 · May 26, 2020 · US
Carriage lift assembly for storage handling and article retrieval
US-2020071074-A1 · Mar 5, 2020 · US
Counterweight slack belt detection switch
US-2020002129-A1 · Jan 2, 2020 · US
Compensation line storing apparatus, jump lift and the usage method thereof
US-2019352129-A1 · Nov 21, 2019 · US
Elevator alert system
US-2019337758-A1 · Nov 7, 2019 · US
Method for constructing an elevator system having an adaptable usable lifting height
US-2019322491-A1 · Oct 24, 2019 · US
Elevator system
US-10427912-B2 · Oct 1, 2019 · US
Protective sleeve for elevator belt
US-2019241401-A1 · Aug 8, 2019 · US
H frame for a double deck elevator
US-2019218066-A1 · Jul 18, 2019 · US
Elevator
US-10351389-B2 · Jul 16, 2019 · US
H frame for a double deck elevator
US-10329122-B1 · Jun 25, 2019 · US
Elevator rope sway restriction device
US-2019177126-A1 · Jun 13, 2019 · US
Rope wheel assembly, compensator and elevator arrangement
US-2019106295-A1 · Apr 11, 2019 · US
Control cable guide device for elevator
US-10246296-B2 · Apr 2, 2019 · US
Elevator emergency stop systems
US-2019084801-A1 · Mar 21, 2019 · US
Elevator
US-10207898-B2 · Feb 19, 2019 · US
Elevator installation
US-10183842-B2 · Jan 22, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B66B7/068?
- CPC B66B7/068 is the Cooperative Patent Classification code for “Cable weight compensating devices.”
- How many patents are filed under CPC B66B7/068 (Cable weight compensating devices)?
- Our database includes 117 publications tagged with this CPC code.
- Is patent activity under CPC B66B7/068 growing?
- Publication counts under this code: 3 in 2024 vs 6 in 2025 (latest complete years).