| 摘要 |
PROBLEM TO BE SOLVED: To carry out a pin-point brazing to a minute work. SOLUTION: The positions of a work W and a torch 2 are fixed and a slender gas flame is spouted from the torch 2 toward the work W, and after heating the work W for a fixed time with the heat of the spouted gas flame from the torch 2, a brazing filler metal B formed linearly is supplied in a straight line to the work W and melted.
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