Weld pin for insulation attachment

Details Weld pin for insulation attachment Weld pin for insulation attachment

1988-10-17

1989-08-08

Shaw, Clifford C.

Electric heating

Metal heating

For bonding with pressure

219 98, 2482053, B23K 920, B23K 1114

Patent

active

048555622

ABSTRACT:
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.

REFERENCES:
patent: 3300173 (1965-05-01), Kennedy
patent: 3582603 (1971-06-01), Hinden

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