Spring operated actuator
US-10504667-B2 · Dec 10, 2019 · US
using spring motor
using spring motor · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H3/30 |
| Official title | using spring motor |
| Display label | using spring motor |
| Total patents | 137 |
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 | 10 |
| 2017 | 17 |
| 2018 | 12 |
| 2019 | 22 |
| 2020 | 23 |
| 2021 | 10 |
| 2022 | 16 |
| 2023 | 10 |
| 2024 | 6 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Coupling element for an electrical switching device
US-10468214-B2 · Nov 5, 2019 · US
Medium voltage contactor
US-10431407-B2 · Oct 1, 2019 · US
Quickly closing switch element
US-10388475-B2 · Aug 20, 2019 · US
Device for guiding a spring in a control mechanism and electrical protection apparatus comprising same
US-10366847-B2 · Jul 30, 2019 · US
Mechanism for opening and closing a circuit breaker
US-2019221379-A1 · Jul 18, 2019 · US
Operating device and circuit breaker
US-2019198265-A1 · Jun 27, 2019 · US
Device and Method for Switching Medium and/or High Voltages With a Specific Drive Characteristic
US-2019189367-A1 · Jun 20, 2019 · US
Electrical switching device with removable recharging module
US-2019189366-A1 · Jun 20, 2019 · US
Spring Operated Actuator
US-2019172660-A1 · Jun 6, 2019 · US
Door locking mechanism
US-10301849-B2 · May 28, 2019 · US
Operating device and circuit breaker
US-2019157016-A1 · May 23, 2019 · US
Medium voltage circuit switch or breaker
US-2019148087-A1 · May 16, 2019 · US
Snap-action drive and switching device having a snap-action drive
US-10276317-B2 · Apr 30, 2019 · US
Switch, in particular low-voltage circuit breaker, in plug-in technology with automatic unloading of the force store during withdrawal
US-10199182-B1 · Feb 5, 2019 · US
Twin-roll blocking unit for a triggering mechanism for a switching device
US-2018286601-A1 · Oct 4, 2018 · US
Mounting structure for energy storage assembly of circuit breaker
US-2018240633-A1 · Aug 23, 2018 · US
Interlocking device for circuit breaker
US-2018226207-A1 · Aug 9, 2018 · US
Circuit breaker energy storage operating mechanism
US-2018226206-A1 · Aug 9, 2018 · US
Device for guiding a spring in a control mechanism and electrical protection apparatus comprising same
US-2018182569-A1 · Jun 28, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H3/30?
- CPC H01H3/30 is the Cooperative Patent Classification code for “using spring motor.”
- How many patents are filed under CPC H01H3/30 (using spring motor)?
- Our database includes 137 publications tagged with this CPC code.
- Is patent activity under CPC H01H3/30 growing?
- Publication counts under this code: 6 in 2024 vs 3 in 2025 (latest complete years).