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US 10,709,006 B2Granted
Fluid-cooled contact tip assembly for metal welding
AssigneeNorsk Titanium AS
InventorsTom-Erik Falla, Arne Ramsland
Life of this patent
Estimating the term…
Abstract
Provided is a fluid-cooled contact tip assembly that can be used in methods and systems for manufacturing objects by solid freeform fabrication, especially titanium and titanium alloy objects, where the deposition rate is increased by increasing the flow rate of electric charge through the metal wire.
Claims14
A fluid-cooled contact tip assembly for feeding a metal wire, comprising:
- an electric contact unit comprising a contact tip;
- a guide below the electric contact unit;
- and
- a wire pressing assembly configured to press the metal wire into contact with the contact tip of the contact unit;
- wherein the electric contact unit comprises:
- the contact tip connected to an electrical source, the contact tip being separate and apart from the guide;
- and
- a cooling system that includes:
- a coolant inlet;
- an entry coolant channel connected to and in fluid communication with the coolant inlet;
- an exit coolant channel connected to and in fluid communication with the entry coolant channel;
- and
- a coolant outlet connected to and in fluid communication with the exit coolant channel.
10 more elements
Dependencies are inferred from the claim text.