Wedge-receiving cavity for an anchor body of a post-tension anchor system
First Claim
Patent Images
1. An improved intermediate anchor for a post-tension system, the improvement comprising:
- an anchor body having an internal wedge-receiving cavity, said cavity having a first portion of constantly diminishing diameter extending inwardly from one end of said anchor body, said cavity having a second portion of constant diameter of between 0.6 and 0.7 inches extending inwardly from an opposite end of said anchor body, said first portion and said second portion being coaxial and communicating with each other; and
a tendon extending through said cavity, said tendon having a sheathing extending therearound, said second portion having a diameter greater than a diameter of said sheathing on said tendon.
0 Assignments
0 Petitions
Accused Products
Abstract
An improved anchor for a post-tension system having an anchor body with an internal wedge-receiving cavity. The cavity has a first portion of constantly diminishing diameter extending inwardly of one end of the anchor body. The anchor has a second portion of constant diameter extending inwardly from an opposite end of the anchor body. The first portion and the second portion are coaxial and communicate with each other. The first and second portions are cast with the anchor body. The first portion has a wide end opening at the one end of the body and a narrow end having a diameter of no less than the diameter of the second portion.
68 Citations
14 Claims
-
1. An improved intermediate anchor for a post-tension system, the improvement comprising:
-
an anchor body having an internal wedge-receiving cavity, said cavity having a first portion of constantly diminishing diameter extending inwardly from one end of said anchor body, said cavity having a second portion of constant diameter of between 0.6 and 0.7 inches extending inwardly from an opposite end of said anchor body, said first portion and said second portion being coaxial and communicating with each other; and a tendon extending through said cavity, said tendon having a sheathing extending therearound, said second portion having a diameter greater than a diameter of said sheathing on said tendon. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
-
-
10. An improved intermediate anchor for a post-tension system, the improvement comprising:
-
an anchor body having an internal wedge-receiving cavity, said cavity having a first portion of constantly diminishing diameter extending inwardly from one end of said anchor body, said cavity having a second portion of constant diameter extending inwardly from an opposite end of said anchor body, said first portion and said second portion being coaxial and communicating with each other, said anchor body being encapsulated with a polymeric material, said polymeric material forming a tubular portion extending outwardly of said anchor body with each other; a tendon extending through said cavity, said tendon having a sheathing extending therearound beyond said opposite end of said anchor body, said tendon extending thorough said tubular portion; and a corrosion-protection tube having one end connected to said tubular portion and extending around a portion of a length of said tendon, said corrosion-protection tube having an opposite end in generally liquid-tight sealing relationship with said sheathing of said tendon. - View Dependent Claims (11, 12)
-
-
13. A post-tension anchor system comprising:
-
a tendon having a sheathed portion; and an anchor body affixed intermediately on said tendon, aid anchor body having an internal wedge-receiving cavity, said cavity having a first portion of constantly diminishing diameter extending inwardly from one end of said anchor body, said cavity having a second portion of constant diameter extending from an end of said first portion toward an opposite end of said anchor body, said first portion and said second portion being coaxial and communicating with each other, said constant diameter of said second portion being greater than a diameter of said sheather portion, said first portion having a narrow end of a diameter no less than said constant diameter of said second portion. - View Dependent Claims (14)
-
Specification