Device and method for the residue-free friction stir welding of workpieces with height differences between the joint partners
US-11065714-B2 · Jul 20, 2021 · US
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Portable friction welding machines
Portable friction welding machines · 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 | B23K20/1285 |
| Official title | {Portable friction welding machines} |
| Display label | Portable friction welding machines |
| Total patents | 9 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Devices with a snap-fit engagement and related methods
US-11031048-B1 · Jun 8, 2021 · US
Portable inertia friction welding system and method
US-2021107088-A1 · Apr 15, 2021 · US
Apparatus and method for mobile friction stir welding of two tubular structures
US-10730137-B2 · Aug 4, 2020 · US
Device and method for the residue-free friction stir welding of workpieces with height differences between the joint partners
US-2019091797-A1 · Mar 28, 2019 · US
Apparatus and method for mobile friction stir welding of two tubular structures
US-2018021881-A1 · Jan 25, 2018 · US
Systems and methods for pulsed friction and friction stir welding
US-2017361394-A1 · Dec 21, 2017 · US
Friction stir welding machine having a rotatable anvil and associated method
US-2017120373-A1 · May 4, 2017 · US
Pneumatic machining device
US-2016061226-A1 · Mar 3, 2016 · US