Plug

Details Plug Plug

1991-08-27

1992-04-14

Scherbel, David A.

Static structures (e.g., buildings)

With means for split-prevention or damaged part repair

5216914, E04G 2302, E04B 172

Patent

active

051036150

ABSTRACT:
A plug for sealing holes in a building structure to prevent seepage of water and vapor after chemical treatment of the building structure comprising an outer flexible sealing cap movable between a sealed and unsealed position deformable from a substantially concave configuration when in the unsealed position to a substantially flat configuration when in the sealed position such that the lower surface of the outer flexible sealing cap engages the surface of the building structure adjacent the periphery of the hole when in the sealed position to seal the hole and a pair of flexible anchoring members to be disposed in the hole to engage the inner wall for the hole to anchor the plug therein to retain the outer flexible sealing cap in the sealed position.

REFERENCES:
patent: 256567 (1882-04-01), Holmes
patent: 896850 (1908-08-01), Mundey
patent: 4301629 (1981-11-01), Farr
patent: 4754590 (1988-07-01), Gordon
patent: 4807415 (1989-02-01), Oak

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