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US 8,772,668 B2Granted
Plasma torch and torch handle having ergonomic features
AssigneeIllinois Tool Works Inc.
InventorsNathan Gerald Leiteritz, Stefan Giessler, David Paul Marcusen
Life of this patent
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Abstract
A plasma torch having a torch handle is provided. The plasma torch handle may be formed from a soft material and a hard material. Additionally, the plasma torch handle includes a thumb contour formed from the soft material and a finger contour formed from the soft material. In one embodiment, the plasma torch handle forms an angle of about 80° with the torch head. Plasma cutting systems having the plasma torch and handle are also provided.
Claims14
A plasma torch, comprising:
- a torch handle having a central longitudinal axis and being configured to be gripped by a hand of an operator during operation, comprising:
- an enclosure having a bottom portion disposed below the central longitudinal axis and a top portion disposed above the central longitudinal axis, wherein the enclosure is formed from a first material and a second material harder than the first material;
- a first contour disposed in the top portion of the enclosure and comprising a curved indentation configured to receive a thumb of the operator, wherein the first contour is formed from the first material;
- and
- a second contour disposed in the bottom portion of the enclosure and comprising one or more curved indentations configured to receive a plurality of fingers of the operator, wherein the second contour is formed from the first material.
2 more elements
Dependencies are inferred from the claim text.