Power Supply Device, Power Supply Arrangement, Vehicle and Return Method
US-2026097659-A1 · Apr 9, 2026 · US
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using springs
using springs · 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 | B60L5/30 |
| Official title | using springs |
| Display label | using springs |
| Total patents | 22 |
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 | 2 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 4 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Road-guided motor vehicle and method for raising the pantograph of a power collector of a road-guided motor vehicle
US-12545117-B2 · Feb 10, 2026 · US
Rotating current collector
US-2025360797-A1 · Nov 27, 2025 · US
Vehicle power supply device
US-12370895-B2 · Jul 29, 2025 · US
Current collector arrangement for a vehicle
US-12071029-B2 · Aug 27, 2024 · US
Non track-bound, electrically driven vehicle
US-12054056-B2 · Aug 6, 2024 · US
Automatic detaching of a mining pantograph
US-2024001769-A1 · Jan 4, 2024 · US
Road-guided motor vehicle and method for raising the pantograph of a power collector of a road-guided motor vehicle
US-2023050922-A1 · Feb 16, 2023 · US
Vehicle power supply device
US-2023001799-A1 · Jan 5, 2023 · US
Non track-bound, electrically driven vehicle
US-2021347264-A1 · Nov 11, 2021 · US
Method for testing whether a current collector is in contact, and current collector
US-11014453-B2 · May 25, 2021 · US
Electric drive dump truck
US-10919395-B2 · Feb 16, 2021 · US
Current Collector Arrangement for a Vehicle
US-2021001727-A1 · Jan 7, 2021 · US
Current collector shoe with rapid retraction
US-10857890-B2 · Dec 8, 2020 · US
Method for testing whether a current collector is in contact, and current collector
US-2020238833-A1 · Jul 30, 2020 · US
Electrified road transport system
US-2020062143-A1 · Feb 27, 2020 · US
Current collector shoe with rapid retraction
US-2019001823-A1 · Jan 3, 2019 · US
Electric drive dump truck
US-2018251033-A1 · Sep 6, 2018 · US
Pantograph down stop for trolley
US-9937799-B2 · Apr 10, 2018 · US
Pantograph device of trolley truck
US-9643495-B2 · May 9, 2017 · US