Title:
交換可能な単一の消耗カートリッジ用のフレーム、その製造方法、及びプラズマアークトーチの冷却方法
Document Type and Number:
Japanese Patent JP7411646
Kind Code:
B2
Abstract:
A frame for a replaceable, unitary consumables cartridge configured for installation into a plasma arc torch. The frame includes a hollow body adapted to receive a translatable contact start electrode. The body has an internal surface and an external surface and includes: a substantially cylindrical metallic core; an electrically insulative overmolded plastic casing at least substantially surrounding a circumference of a distal end of the substantially cylindrical metallic core; and a set of flow passages fluidly connecting the external surface of the hollow body and the internal surface of the hollow body, the flow passages offset to impart a swirling fluid flow pattern to a plasma gases passing therethrough.
Inventors:
Sanders, Nicholas A.
Twalog, Peter Jay.
Sipulski, E. Michael
Chang, you
Twalog, Peter Jay.
Sipulski, E. Michael
Chang, you
Application Number:
JP2021518000A
Publication Date:
January 11, 2024
Filing Date:
November 07, 2019
Export Citation:
Assignee:
Hypertherm Incorporated
International Classes:
H05H1/34; B23K10/00
Domestic Patent References:
| JP10263833A | ||||
| JP9063790A | ||||
| JP61195787A | ||||
| JP3174980A | ||||
| JP7192892A | ||||
| JP63010082A |
Foreign References:
| US20150319835 | ||||
| US20160050740 | ||||
| US20160165712 |
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Atsushi Honda
Hironobu Onda
Atsushi Honda
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