Rotating device
US-2026025042-A1 · Jan 22, 2026 · US
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Mechanically-actuated centrifugal switches
Mechanically-actuated centrifugal switches · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02K11/23 |
| Official title | Mechanically-actuated centrifugal switches |
| Display label | Mechanically-actuated centrifugal switches |
| Total patents | 20 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 3 |
| 2022 | 2 |
| 2023 | 2 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rotating device
US-12438417-B2 · Oct 7, 2025 · US
Actuator, electric motor and associated method
US-12355313-B2 · Jul 8, 2025 · US
Actuator, electric motor and associated method
US-2023223823-A1 · Jul 13, 2023 · US
Actuator, electric motor and associated method
US-11641148-B2 · May 2, 2023 · US
Rotating device
US-2022329131-A1 · Oct 13, 2022 · US
Rotating device
US-11411466-B2 · Aug 9, 2022 · US
Rotating device
US-2020266683-A1 · Aug 20, 2020 · US
Electric driving apparatus
US-10630133-B2 · Apr 21, 2020 · US
Actuator, electric motor and associated method
US-2020112235-A1 · Apr 9, 2020 · US
Brushless motor assembly
US-10411544-B2 · Sep 10, 2019 · US
Motor
US-10404134-B2 · Sep 3, 2019 · US
Motor
US-2018198346-A1 · Jul 12, 2018 · US
Brushless motor assembly
US-2018097420-A1 · Apr 5, 2018 · US
Redundant modular pivot angle motor
US-9929622-B2 · Mar 27, 2018 · US
Electric driving apparatus
US-2018026492-A1 · Jan 25, 2018 · US
Centrifugal actuator switch with a limiter for spring movement
US-9734969-B2 · Aug 15, 2017 · US
Actuator overspeed guard
US-9583996-B2 · Feb 28, 2017 · US
Centrifugal Actuator Switch With A Limiter For Spring Movement
US-2015325395-A1 · Nov 12, 2015 · US
Actuator Overspeed Guard
US-2015214806-A1 · Jul 30, 2015 · US