Device for sealing an aperture in a wall with a foamed resin

Details Device for sealing an aperture in a wall with a foamed resin Device for sealing an aperture in a wall with a foamed resin

1989-09-01

1990-11-13

Wilson, Neill R.

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

Including settable material

Adhesive encapsulated

411508, 411913, 52515, 52707, F16B 3902, E04B 138

Patent

active

049697870

ABSTRACT:
A device for attaching a plate or cap over an opening, comprising a rod or wire extending from the front through the plate or cap. On the end of the rod or wire extending into the opening, there is provided a spring clamp whose end remote from the rod or wire has a sharp point. The plate or cap has a closeable opening therein for introducing a foamable resin thereinto, which foamable resin forms a foam in the plate or cap and in the opening and, thus, seals the opening.

REFERENCES:
patent: 927367 (1909-07-01), Marshall
patent: 1312056 (1919-08-01), Shaw
patent: 1370319 (1921-03-01), Kennedy
patent: 2392179 (1946-01-01), Paley et al.
patent: 3168850 (1965-02-01), Tennigan
patent: 4678385 (1987-07-01), Ollivier et al.

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