Method and apparatus for sealing lap joints of fusible...

Details Method and apparatus for sealing lap joints of fusible... Method and apparatus for sealing lap joints of fusible...

E - Fixed Constructions

04

D

154/29.08

E04D 3/38 (2006.01) E04D 15/04 (2006.01)

Patent

CA 1100400

METHOD AND APPARATUS FOR SEALING LAP JOINTS OF FUSIBLE ROOFING SHEETS Abstract of the Disclosure A burner that has flat upper and lower walls connected by side walls and a front end wall is provided with a fuel in- let for connection to a fuel source and with an open rear end. A device is connected to one side of the burner for inserting it between the overlapping layers of a lap joint of fusible roofing sheets for sliding it forward along the joint while flame issues from the rear end of the burner to fuse the over- lapping layers together. Preferably, a roller follows the burner to press the hot layer of the joint together. A second burner may be provided which is opposite hand to the first burner and which is held in an elevated position as long as the first burner is in operating position.

299860

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