Fireproof hole plug assembly
AssigneeValmont Industries, Inc.
InventorRobert Paulin
Life of this patent
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Abstract
The present invention provides fire protection for pole access points and pole interiors. In accordance with preferred embodiments, the present invention provides a fireproof hole plug assembly which includes an intumescent gasket and a securing fireproof hole plug. According to further preferred embodiments, the intumescent gasket of the present invention is preferably cut to fit the fireproof hole plug and positioned to act as a barrier between the access point and external heat sources.
Claims14
An improved fireproof hole plug assembly for protecting a pole which includes a pole wall and an access point for accessing the interior of the pole, wherein the fireproof hole plug assembly comprises:
- a main body, wherein the main body comprises an inner surface and an outer surface;
- wherein the main body has a first circumference;
- a plurality of legs, wherein each of the plurality of legs comprises a leg main body, a retaining surface and a leg head;
- wherein the leg head is offset from the main axis of the leg main body;
- and
- an intumescent gasket, wherein the intumescent gasket has a second circumference;
- wherein the intumescent gasket comprises a plurality of leg slits configured and positioned to receive each of the plurality of legs.
Dependencies are inferred from the claim text.