Overvoltage protection for current braking switch
US-12521810-B2 · Jan 13, 2026 · US
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Reduction of the arc voltage beneath the arc striking value, e.g. to zero voltage, during non-welding periods
Reduction of the arc voltage beneath the arc striking value, e.g. to zero voltage, during non-welding periods · 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 | B23K9/1031 |
| Official title | {Reduction of the arc voltage beneath the arc striking value, e.g. to zero voltage, during non-welding periods} |
| Display label | Reduction of the arc voltage beneath the arc striking value, e.g. to zero voltage, during non-welding periods |
| Total patents | 10 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2019 | 1 |
| 2020 | 3 |
| 2022 | 1 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Welding type power supply for TIG starts
US-12343822-B2 · Jul 1, 2025 · US
Overvoltage protection for current braking switch
US-2022324049-A1 · Oct 13, 2022 · US
Welding-type power source with integrated open-circuit voltage controller
US-10758993-B2 · Sep 1, 2020 · US
Welding Type Power Supply For TIG Starts
US-2020139469-A1 · May 7, 2020 · US
Welding type power supply for TIG starts
US-10556289-B2 · Feb 11, 2020 · US
Arc welding device and arc welding control method
US-2019224771-A1 · Jul 25, 2019 · US
Welding-type power source with interated open-circuit voltage controller
US-2017368630-A1 · Dec 28, 2017 · US
Welding Type Power Supply For TIG Starts
US-2016129514-A1 · May 12, 2016 · US
Method and system to use combination filler wire feed and high intensity energy source for welding with controlled arcing frequency
US-2015151375-A1 · Jun 4, 2015 · US