B - Operations – Transporting – 23 – K
Patent
B - Operations, Transporting
23
K
85/3, 327/98
B23K 9/20 (2006.01) B23K 11/14 (2006.01) B23K 35/02 (2006.01)
Patent
CA 1316018
Abstract of the Disclosure A resistance weld pin for securing insulation to duct interiors is disclosed. A characterizing feature resides in the provision of a layer of heat activated adhesive on the under surface of the washer of the weld pin, which adhesive is melted in the course of forming a resistance weld and bonds to the surface of the insulation, defining an annular air seal surrounding the pin.
597235
Duro Dyne Corporation
Fetherstonhaugh & Co.
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