US 11,839,015 B2
Consumables for processing torches
Michael Nadler, Wilmot, NH (US); Maximilian Dougherty, Bozeman, MT (US); Kevin Horner-Richardson, Cornish, NH (US); Auston Maynard, Thetford, VT (US); and Andrew J. Raymond, Lebanon, NH (US)
Assigned to The ESAB Group Inc., North Bethesda, MD (US)
Filed by The ESAB Group Inc., Florence, SC (US)
Filed on Feb. 4, 2021, as Appl. No. 17/167,338.
Prior Publication US 2022/0248522 A1, Aug. 4, 2022
Int. Cl. H05H 1/34 (2006.01)
CPC H05H 1/34 (2013.01) 21 Claims
OG exemplary drawing
 
17. A set of consumables for a plasma arc torch, comprising:
a first sub-cartridge, including:
a distributor defining a plurality of ports that extend from an internal cavity of the distributor to an exterior surface of the distributor;
an electrode disposed within and irremovably, fixedly coupled to the distributor;
a nozzle defining at least one set of passageways that direct gas into a gap defined between the electrode and the nozzle, the nozzle being irremovably, fixedly coupled to the distributor; and
a stationary arc initiator seated in the distributor and positioned to extend into the gap between the electrode and the nozzle; and
a second sub-cartridge, including:
a shield configured to cover a distal end of the nozzle; and
a shield cup irremovably, fixedly coupled to the shield, wherein the shield and shield cup define a seating cavity configured to receive the first sub-cartridge and the shield cup includes connectors that can connect the second sub-cartridge, with the first sub-cartridge seated therein, to an operative end of a torch.