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US 2008/0185745 A1Published application
Molded plastic panel
OwnerCorwyn Strout, Claude Brown +3inventors
InventorsCorwyn Strout, Claude Brown, David Jacobson, Wayne Moore, Monty Cochran
Life of this patent
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Abstract
A molded panel for buildings is manufactured in a manner that permits the blocking tab along the upper edge of the panel to be molded in a position that is close to its final desired position. Pressure is applied to the locking tab as it cools, thereby bringing the locking tab into its final position.
Claims7
A method of producing a plastic panel for attachment to a building surface, comprising:
- injecting plastic into a mould to form a body in an injection moulding process comprising the application of heat to form said body, said body including at least one row having a pre-selected appearance and an attachment hem adjacent an upper portion of said body, said attachment hem having a locking tab projecting therefrom;
- removing said mould and permitting said body to cool;
- and
- applying pressure to said locking tab hem during cooling to permit said locking tab to solidify in a desired position.
1 more element
Dependencies are inferred from the claim text.