IP Library › Patent Application 11117639
Patent Application
App. No. 11/117,639

Composite capping block

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Quick Facts
Patent No.
US None
App. No.
11/117,639
Filed
Apr 28, 2005
Art Unit
1791
USPC
156/242
Abstract

A capping block having a waterproof shell that enables the quick and easy construction of a structurally sound column or pillar. The capping block comprises a composite material that has the appearance of natural stone.

Claims (17)

1 . A method of making a cap for a fence column comprising:

providing a mold having an interior surface;

adding a first material to the mold to form a first layer adjacent the interior surface, the first material comprising a mixture of mineral aggregate and resin;

adding a second material to the mold over the first material to form a second layer adjacent to the first layer, the second material comprising a mixture of glass fibers and resin;

allowing the first and second layers to cure, the first and second layers together forming a first portion of the cap;

removing the first portion from the mold;

providing a second portion of the cap shaped to fit over the top of a fence column; and

attaching the first portion to the second portion.

2 . The method according to claim 1 , wherein allowing the first and second layers to cure further allows the first and second layers to bond to each other.

3 . The method according to claim 1 , wherein the cap is formed with a perimeter lip.

4 . The method according to claim 1 , wherein the cap is hollow.

5 . The method according to claim 1 , wherein the cap is filled with insulation.

6 . The method according to claim 1 , wherein the mineral aggregate is a natural stone aggregate.

7 . The method according to claim 1 , wherein allowing the first and second layers to cure includes accelerating the curing with heat.

8 . The method according to claim 1 , further comprising forming a shelf pan.

9 . The method according to claim 8 , further comprising joining the shelf pan to the cap.

10 . The method according to claim 9 , wherein the shelf pan is joined to the cap with uncured resin or adhesive.

Assignments (5)
SECURITY AGREEMENT Recorded Sep 22, 2010
From: CONTECH CONSTRUCTION PRODUCTS, INC.; CONTECH BRIDGE SOLUTIONS INC.; CDS TECHNOLOGIES, INC.; CONTECH EARCH STABILIZATION SOLUTIONS INC.; CONTECH TECHNOLOGIES, LLC; CONTECH TRUCKING & LOGISTICS, LLC; SAFETY PRECAST, INC.; SUPERIOR DRAINAGE, LLC; WEST TEXAS CULVERTS, INC.; THOMPSON CULVERT COMPANY; ARMORTEC, LLC; KEYSTONE RETAINING WALL SYSTEMS, INC.; ALLIANCE CONSTRUCTION PRODUCTS INC.; CONTECH STORMWATER SOLUTIONS INC.
To: WELLS FARGO BANK, N.A.
Reel/Frame 025026/0472 →
SECURITY AGREEMENT Recorded Mar 8, 2006
From: KEYSTONE RETAINING WALL SYSTEMS, INC.; ARMORTEC, INC.; CONTECH ARCH TECHNOLOGIES, INC.; CONTECH TECHNOLOGIES, INC.; PETRATECH, INC.; STORMWATER MANAGEMENT, INC.; VORTECHNICS, INC.
To: WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 017275/0045 →
TERMINATION OF SECURITY INTEREST IN PATENTS Recorded Feb 3, 2006
From: WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
To: KEYSTONE RETAINING WALL SYSTEMS, INC.
Reel/Frame 017118/0040 →
NOTICE OF GRANT OF SECURITY INTEREST Recorded Jan 3, 2006
From: KEYSTONE RETAINING WALL SYSTEMS, INC.
To: WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 016963/0979 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 13, 2005
From: MACDONALD, ROBERT A.; DAWSON, WILLIAM B.
To: KEYSTONE RETAINING WALL SYSTEMS, INC.
Reel/Frame 016517/0936 →