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US 6,616,995 B2Granted
Re-inforced vinyl extrusions
AssigneeClaridon Tool & Die
InventorJohn M. Retterer
Life of this patent
Estimating the term…
Abstract
A hollow plastic member provided with end caps having holes therein through which wires can pass and be placed under tension so as to provide internal support for said member to reduce deflection of said member when a load is placed thereon and to return said member back within acceptable limits to its original position.
Claims11
A hollow plastic member whose length is greater than its width and having two ends, comprising
- an end cap covering each end of said member,
- each of said end caps being provided with at least one pair of oppositely disposed openings therein adjacent to the edges of each of said end caps,
- each pair of said openings being positioned in a substantially vertical plane when said member is installed in use,
- at least one wire extending through each of said two sets of openings in each end cap and extending the interior length of said member, said wire being joined at its ends outside of at least one of said end caps and being placed under tension when so joined.
1 more element
Dependencies are inferred from the claim text.