Apparatus for operating an electric switching device
US-12456589-B2 · Oct 28, 2025 · US
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using ratchet
using ratchet · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H3/34 |
| Official title | using ratchet |
| Display label | using ratchet |
| Total patents | 22 |
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 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Vibration-tolerant multi-position, multi-pole continuous-rotation stepper relay
US-12431303-B2 · Sep 30, 2025 · US
Switching assembly with mechanical advantage device
US-12400807-B2 · Aug 26, 2025 · US
Vibration-tolerant multi-position, multi-pole continuous-rotation stepper relay
US-2024274376-A1 · Aug 15, 2024 · US
Switching assembly with mechanical advantage device
US-2023268139-A1 · Aug 24, 2023 · US
Apparatus for operating an electric switching device
US-2023207229-A1 · Jun 29, 2023 · US
Disconnect terminal
US-10971847-B2 · Apr 6, 2021 · US
Effort transmission module
US-10850957-B2 · Dec 1, 2020 · US
Disconnect terminal
US-2020203878-A1 · Jun 25, 2020 · US
Device comprising a transmission assembly having an override clutch with a freewheeling member
US-10663047-B2 · May 26, 2020 · US
Effort transmission module
US-2019330032-A1 · Oct 31, 2019 · US
Manual operation device for low voltage switching apparatus
US-9966208-B2 · May 8, 2018 · US
Device comprising a transmission assembly having an override clutch with a freewheeling member
US-2017343089-A1 · Nov 30, 2017 · US
Electrical switching apparatus and stored energy assembly therefor
US-9754737-B2 · Sep 5, 2017 · US
Control device of the spring type particularly for a high-voltage or medium-voltage circuit breaker or switch
US-9672996-B2 · Jun 6, 2017 · US
Moveable contact arm releases latch plate engagement in a circuit breaker
US-9576753-B2 · Feb 21, 2017 · US
Contact system for a circuit breaker
US-2016372277-A1 · Dec 22, 2016 · US
Manual operation device for low voltage switching apparatus
US-2016372280-A1 · Dec 22, 2016 · US
Electrical switching apparatus and stored energy assembly therefor
US-2016343520-A1 · Nov 24, 2016 · US
Switchgear and switchgear operating mechanism
US-9349554-B2 · May 24, 2016 · US