Anchorage with tendon sheathing lock and seal
First Claim
1. A post-tension anchorage comprising:
- an anchor member having a tapered cavity formed in an interior thereof, said cavity having a wall;
a polymeric encapsulation surrounding said anchor member, said encapsulation having a tubular extension integrally formed therewith, said tubular extension extending outwardly relative to said anchor member;
a sheathing locking means affixed against said wall of said cavity, said sheathing locking means for fixing a position of a sheathing of a tendon extending through said cavity; and
a seal affixed against an interior wall of said tubular extension, said seal extending inwardly therefrom, said seal positioned adjacent an end of said sheathing locking means, said seal being juxtaposed against an end of said anchor member.
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Accused Products
Abstract
A post-tension apparatus has an anchor member having a cavity formed in an interior thereof, a tendon extending through the cavity of the anchor member the has an unsheathed portion and a sheathed portion, an encapsulation affixed to the anchor member and extending thereover that has a trumpet formed at one end of the anchor member, a sheathing lock positioned in the cavity and engaged with the sheathed portion of the tendon, a seal affixed within the trumpet so as to reside in liquid-tight sealing relation with the sheathed portion of the tendon, and wedges recessed in the cavity of the anchor member. The pair of wedges is engaged with the unsheathed portion of the tendon. The sheathing lock is positioned adjacent an end of the pair of wedges.
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Citations
14 Claims
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1. A post-tension anchorage comprising:
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an anchor member having a tapered cavity formed in an interior thereof, said cavity having a wall; a polymeric encapsulation surrounding said anchor member, said encapsulation having a tubular extension integrally formed therewith, said tubular extension extending outwardly relative to said anchor member; a sheathing locking means affixed against said wall of said cavity, said sheathing locking means for fixing a position of a sheathing of a tendon extending through said cavity; and a seal affixed against an interior wall of said tubular extension, said seal extending inwardly therefrom, said seal positioned adjacent an end of said sheathing locking means, said seal being juxtaposed against an end of said anchor member. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A post-tension apparatus comprising:
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an anchor member having a cavity formed in an interior thereof; a tendon extending through said cavity of said anchor member, said tendon having an unsheathed portion and a sheathed portion; an encapsulation affixed to said anchor member and extending thereover, said encapsulation having a tubular extension integrally formed therewith, said tubular extension extending outwardly relative to an end of said anchor member; a sheathing lock positioned in said cavity and engaged with said sheathed portion of said tendon; and a seal affixed within said tubular extension so as to reside in liquid-tight sealing relation with said sheathed portion of said tendon, said seal affixed to an interior wall of said tubular extension in liquid-tight sealing relation therewith, said seal having an end juxtaposed against said end of said anchor member, said seal having a first portion and a second portion, said second portion having an inner diameter less than an inner diameter of said first portion, said inner diameter of said first portion being greater than an outer diameter of said sheathing lock. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14)
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Specification