Dual-weld roof membrane welding apparatus and method of using same
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United States of America Patent
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Aug 10, 1999
Grant Date -
N/A
app pub date -
Feb 20, 1997
filing date -
Feb 20, 1997
priority date (Note) -
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Abstract
A dual-weld heat welding apparatus capable of simultaneously welding a first membrane and an overlapping second membrane on opposite sides of a roof membrane fastening apparatus fastened through the first membrane and located under the overlapping second membrane The heat welding apparatus includes a movably supported chassis, a hot air welder attached to the chassis including a nozzle having an outlet including at least one opening for simultaneously applying a weld on opposite sides of the roof membrane fastener to weld the overlapping second membrane and the first membrane, and at least one weld wheel rotatably attached to the chassis and located rearward of the nozzle relative to the direction of movement of the apparatus and capable of simultaneously applying pressure to the weld on each side of the roof membrane fastener.
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Cited Art Landscape
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