Actuator for a Circuit Breaker in a Switchgear
US-2026018359-A1 · Jan 15, 2026 · US
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with plunger type armature
with plunger type armature · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H71/322 |
| Official title | {with plunger type armature} |
| Display label | with plunger type armature |
| Total patents | 11 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 2 |
| 2024 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Smart circuit interrupter accessories internal component diagnostics
US-11978607-B2 · May 7, 2024 · US
Electromagnetic actuator and electrical switching unit including this actuator
US-11501940-B2 · Nov 15, 2022 · US
Smart circuit interrupter accessories internal component diagnostics
US-2022301801-A1 · Sep 22, 2022 · US
Leakage current protection device employing a pivoting actuator in the trip assembly
US-2021225606-A1 · Jul 22, 2021 · US
Electromagnetic actuator and electrical switching unit including this actuator
US-2020043688-A1 · Feb 6, 2020 · US
Switching device comprising a resetting device
US-10395864-B2 · Aug 27, 2019 · US
High-speed circuit breaking array for breaking a current path in a switching device
US-10217589-B2 · Feb 26, 2019 · US
Switching device comprising a resetting device
US-2018082810-A1 · Mar 22, 2018 · US
High-speed circuit breaking array for breaking a current path in a switching device
US-2017345595-A1 · Nov 30, 2017 · US
Triggering unit for actuating a mechanical switching unit of a device
US-9117612-B2 · Aug 25, 2015 · US