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US07989727B2 High visibility plasma arc torch 有权
高能见度等离子弧焊炬

High visibility plasma arc torch
Abstract:
An improved torch providing high visibility of the work zone to the operator, an increased viewing angle, and a reduced obstruction angle. The high visibility torch includes consumables adapted to maintain torch and consumables performance while reducing visual obstruction to the user, by coordinating, balancing, and optimizing design requirements and stack up tolerances. The invention also includes a related low-profile safety switch that promotes workpiece visibility and minimizes view obstruction.
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