Narrow gap welding apparatus
First Claim
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1. Apparatus for affecting a weld seam in a narrow gap formed by opposing walls of the members to be joined, comprising:
- (a) a torch body having guide means for a filler wire,(b) a generally vertical probe shaft mounted to said body,(c) an angular probe connected to the lower end of said probed shaft and adapted for contact with the walls of the gap,(d) biasing means connected to the upper end portion of said probe shaft to rotate the latter so that said probe normally engages a wall of the gap during welding,(e) and selectively actuatable means connected to said probe shaft for rotating the latter and said probe against the force of said biasing means.
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Abstract
A probe attached to an extension shaft is disposed within a narrow gap to be welded. The probe is preloaded to bear against one side or edge of the seam to be effected, and is carried on a housing which holds a welding torch, filler-wire feed means, and cooling means.
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Citations
8 Claims
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1. Apparatus for affecting a weld seam in a narrow gap formed by opposing walls of the members to be joined, comprising:
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(a) a torch body having guide means for a filler wire, (b) a generally vertical probe shaft mounted to said body, (c) an angular probe connected to the lower end of said probed shaft and adapted for contact with the walls of the gap, (d) biasing means connected to the upper end portion of said probe shaft to rotate the latter so that said probe normally engages a wall of the gap during welding, (e) and selectively actuatable means connected to said probe shaft for rotating the latter and said probe against the force of said biasing means. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification