Guide device for an elevator car and elevator system
US-2022402728-A1 · Dec 22, 2022 · US
Rollers
Rollers · 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 | B66B7/046 |
| Official title | {Rollers} |
| Display label | Rollers |
| Total patents | 99 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 8 |
| 2018 | 8 |
| 2019 | 9 |
| 2020 | 6 |
| 2021 | 9 |
| 2022 | 29 |
| 2023 | 9 |
| 2024 | 4 |
| 2025 | 10 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Prognostic failure detection of elevator roller guide wheel
US-11498804-B2 · Nov 15, 2022 · US
Inspection assembly for elevator system
US-11472671-B2 · Oct 18, 2022 · US
Simply-supported recirculating elevator system
US-11407617-B2 · Aug 9, 2022 · US
Cantilevered climbing elevator
US-11390490-B2 · Jul 19, 2022 · US
Method and an arrangement for installing elevator guide rails into an elevator shaft
US-11365095-B2 · Jun 21, 2022 · US
Elevator car mover configured with auxiliary vehicle support for force release control
US-2022177271-A1 · Jun 9, 2022 · US
Monitoring roller guide health
US-11325809-B2 · May 10, 2022 · US
Wall climbing elevator
US-2022135375-A1 · May 5, 2022 · US
Ropeless elevator wheel force releasing system
US-2022106166-A1 · Apr 7, 2022 · US
Self-climbing self-locking elevator
US-2022063959-A1 · Mar 3, 2022 · US
Autonomous elevator car mover configured with guide wheels
US-2022055865-A1 · Feb 24, 2022 · US
Ropeless elevator lockout and confirmation of autonomous vehicles in transfer station
US-2022055864-A1 · Feb 24, 2022 · US
Beam climber friction monitoring system
US-2022033218-A1 · Feb 3, 2022 · US
Beam climber assembly pod for guide rail and guide beam installation
US-2022033229-A1 · Feb 3, 2022 · US
Elevator roping sway damper assembly
US-2021347607-A1 · Nov 11, 2021 · US
Cantilevered climbing elevator
US-2021221646-A1 · Jul 22, 2021 · US
Elevator guiding device and elevator system comprising the same
US-2021163264-A1 · Jun 3, 2021 · US
Inspection assembly for elevator system
US-2021139281-A1 · May 13, 2021 · US
Method for determining a degraded guide rail condition in an elevator system, computer program product, and elevator system
US-2021061614-A1 · Mar 4, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B66B7/046?
- CPC B66B7/046 is the Cooperative Patent Classification code for “Rollers.”
- How many patents are filed under CPC B66B7/046 (Rollers)?
- Our database includes 99 publications tagged with this CPC code.
- Is patent activity under CPC B66B7/046 growing?
- Publication counts under this code: 4 in 2024 vs 10 in 2025 (latest complete years).