| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an automatic welder for waterproof sheets capable of welding and joining superimposed parts of the waterproof sheet easily and rapidly. Ž<P>SOLUTION: The automatic welder 1 for the waterproof sheets includes an automatic runner 4 having front wheels 2 and back wheels 3, a freely removable rolling pressing roller unit 5 arranged in the lower central part of the automatic runner 4, a sprayer 6 mounted to the automatic runner 4, a nozzle 8 spraying a solvent delivered from the sprayer 6 through a hose 7, a nozzle frame 9 whose base end is arranged in the automatic runner 4 in a freely rockable way and which has the nozzle 8 at the tip of the nozzle frame 9, and a drift-preventing nozzle guide 10 preventing the drift of the solvent sprayed from the nozzle 8. The solvent is sprayed and applied from the nozzle 8 between superimposed parts of the waterproof sheets 46 and 46 with edges superimposed, and the superimposed edges of the waterproof sheets 46 and 46 is rolling-pressed by the rolling pressing roller unit 5 to weld the edges of the waterproof sheets 46 and 46 mutually. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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