Invention Grant
- Patent Title: Plasma arc torch and method for assembling and disassembling a plasma arc torch
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Application No.: US14077879Application Date: 2013-11-12
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Publication No.: US09609733B2Publication Date: 2017-03-28
- Inventor: Wayne Stanley Severance, Jr.
- Applicant: The ESAB Group, Inc.
- Applicant Address: US SC Florence
- Assignee: The ESAB Group, Inc.
- Current Assignee: The ESAB Group, Inc.
- Current Assignee Address: US SC Florence
- Main IPC: B23K10/00
- IPC: B23K10/00 ; H05H1/34

Abstract:
A front end assembly for a plasma torch and methods for assembling and disassembling a torch wherein a plurality of front end parts form a unit that is removable from, and installable in, the torch in a single operation without a special fixture. The front end assembly includes a nozzle retaining cup body connectable to a body of the torch, and a forward end connectable to a shield retainer. A nozzle retaining cup insert fits into the nozzle retaining cup body. The shield retainer has an inner surface for retaining the shield. A nozzle is received within the nozzle retaining cup insert. A stop on the nozzle engages the nozzle retaining cup insert when the front end assembly is removed from the torch so the nozzle does not remain in the torch. The shield engages an insulator, which engages the nozzle, to limit forward axial movement of the nozzle.
Public/Granted literature
- US20150129562A1 PLASMA ARC TORCH AND METHOD FOR ASSEMBLING AND DISASSEMBLING A PLASMA ARC TORCH Public/Granted day:2015-05-14
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