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7621103 |
Duct system for profiled post-tension construction
A duct system for profiled post-tendon construction has a first duct, a second duct and a third duct joined together in end-to-end relationship. The first and third ducts are of one type of...
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7585562 |
Prestressing strand having corrosion protection double coatings
To improve tensile strength without impairing flexibility and adhesion to concrete, and to form a thick coating in a surface layer part for preventing a basis material from being exposed by damage...
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7553108 |
Method and arrangement for stressing a staggered anchorage
A method and apparatus for tensioning a staggered anchorage comprised of a plurality of tension members, which are anchored in a bore hole at various depths, thus having different free steel...
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7541089 |
Composition and method for preserving posttensioning cables in metal reinforced concrete structures
A sheathed posttensioning cable assembly including an elongated metallic cable and a coaxially disposed outer sheath, with the cable assembly including a polymeric resin fiber/filament impregnated...
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7448170 |
Indirectly prestressed, concrete, roof-ceiling construction with flat soffit
An indirectly prestressed concrete roof-ceiling construction is a prefabricated element for constructing large-span industrial buildings. The construction includes a distinctly wide and thin...
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7299516 |
Construction of a corrosion-resistant tension member in the area of a rerouting point arranged on a support, particularly an inclined cable on the pylon of a cable stayed bridge
A corrosion-resistant tension member, particularly an inclined cable of a cable stayed bridge, is comprised of a bundle of individual elements, for example, steel wire strands, which in the open...
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7216467 |
Column to structure attachment device
A column to structure attachment device and method is disclosed for securing a support column between a base structure and a beam structural member. The device includes a structural column having a...
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7216462 |
Insulated concrete panel billets
Improved premolded foam billets and drop-in foam billet joints increase the R value in concrete panels.
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7114295 |
Tower made of prestressed concrete prefabricated assembly units
The invention concerns a method of erecting a pylon of prestressed concrete finished parts and an apparatus for advantageously carrying out the method. In order to at least reduce the problems...
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7044170 |
Hydraulic cementitious composition with improved bleeding resistance
A method of making a grout composition which reduces the amount of bleed water from grout used in bonded post-tensioned concrete applications is provided. The method includes forming the grout...
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6988340 |
End termination of tension leg
An end termination for a tension leg of non-metallic materials like composite material is disclosed. The tension leg is constructed of a number of strands which constitute the load carrying...
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6955013 |
End cap locking mechanism for connecting pre-cast concrete structures
An end cap locking mechanism used to protect attachment means connecting pre-cast concrete structural members from exposure to adverse environmental conditions having an end cap and a connection...
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6892502 |
Space frame support structure employing weld-free, single-cast structural connectors for highway signs
A space frame support structure for highway signs comprises upper and lower chord members; a plurality of weld-free, single-cast connectors attached to and spaced along the respective length of the...
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6843027 |
Cable system and method for wind-resistant buildings
A system and method for securing the wall framing and roof of a building structure against wind. A cable tensioner, located between two uprights of the wall framing and below the top plate, is...
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6832454 |
Beam filled with material, deck system and method
A construction beam includes a tubular housing preferably formed of a fiber-reinforced polymer filled with a solid filler material such as concrete. The Poisson's ratio of the tubular housing is...
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6722085 |
Mobile home tie-down apparatus
A tie-down apparatus for building structures, including mobile homes. The structure is constructed with a plurality of structural members including channel members disposed therein. In one...
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6715249 |
Structural insulated sheathing and related sheathing methods
A structurally enhanced, insulating sheathing ( 10 ) and method of sheathing a frame of the type used in constructing a building are disclosed. In one embodiment, the sheathing includes an...
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6684585 |
Method and apparatus for providing a visual indication of the tension applied to a tendon of a post-tension system
An anchorage for a post-tension system including an anchor body having an interior cavity and a generally flat end surface, a tendon extending through the interior cavity of the anchor body, a...
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6634147 |
Process for the installation and tensioning of a brace having a false bearing, in particular a stay cable for a cable-stayed bridge and anchoring device with which to carry out the process
In order to install or tension a brace ( 1 ) having a false bearing, for example a stay cable for a cable-stayed bridge, an external tensioning member or similar comprising a bundle of...
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6557316 |
Building system comprising individual building elements
A building system comprising a plurality of individual building elements and connecting mechanisms, wherein each of the building elements has an upper and a lower surface which are substantially...
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6543192 |
Lintel support brace and method of using same
A lintel support brace having a top portion, an opposing bottom portion adjustably coupled to the top portion, and a support arm coupled to the bottom portion, wherein the top portion and the...
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6470636 |
Detensioning apparatus for releasing a chuck on a prestressed strand
An apparatus for detensioning prestressed strand, the hollow apparatus being capable of movement along a pre-tensioned strand, thus enabling the protrusion of the apparatus's separation device into...
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6425212 |
Stress-tension hazard concrete slab indicating device and system
A prestressed or post-tensioned concrete slab indicating device for indicating a presence of a prestressed or post-tensioned slab of concrete includes a plate member having a front surface and a...
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6385940 |
Method and apparatus for strengthening/restoring a reinforced/prestressed concrete structure
A reinforced or prestressed concrete structure is strengthened and/or restored by attaching a strip-shaped tensional member thereto. Prior to attaching the tensional member, a central portion...
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6381912 |
Apparatus and method for sealing an intermediate anchor of a post-tension anchor system
An intermediate anchorage system including an anchor member with an interior passageway, a tendon extending through the interior passageway of the anchor member, an elastomeric seal having one end...
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6360501 |
Guide unit for a tension member at a structural component
A guide or deflecting unit for a tension member at a structural component of a structure extending outside of the cross-section of the structure. The tension member extends with a change of...
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6354056 |
Apparatus and method for providing a reinforced roof truss
A reinforced truss includes a pre-existing top chord and a pre-existing bottom chord, a reinforcing top chord, first and second reinforcing chord heel plates, each of the reinforcing chord heel...
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6345473 |
Apparatus for use in the construction of precast, moment-resisting frame buildings
A method and apparatus for positioning mild steel reinforcing bars within a precast, moment resisting frame of a building. The apparatus includes a hand-receiving access component that can be...
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6332301 |
Metal beam structure and building construction including same
A metal beam includes a top flange; a bottom flange; and an intermediate web joining together the top flange and the bottom flange. The bottom flange includes an upper deck and a lower deck joined...
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6256949 |
Supporting wooden panel element for constructing ceilings or bridges and use of a screw for connecting boards to form a panel element
In a wooden panel element (1) for ceiling structures or for bridge construction there is provided a plurality of boards (25) standing on edge perpendicular to the plane of the panel element (1) and...
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6250030 |
Prestressed concrete structure, reinforcing member used for the prestressed concrete molded articles, and sheet member used for the reinforcing member
A prestressed concrete structure comprising an elongated concrete molded article having a pair of side surfaces opposed to each other, a plurality of tensile members laterally extending through the...
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6240686 |
Prestressed unitary building method and structure
A method and structure for forming a small building includes a continuous curved wall forming a semi-arcuate arch, the wall comprised of lightweight cellular material such as foamed blocks. The...
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6240699 |
Magnetic wedge installer
An improved method and apparatus for anchoring tensioning members in a concrete structure and the like wherein there is provided a wedge support member having wedge-receiving pockets coaxially...
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6173544 |
Ceiling system and also a lath suitable for such a ceiling system
A ceiling system for attachment to an existing ceiling. The system comprises a plurality of laths, each lath mounted to an existing ceiling, wherein each lath is provided with at least a first slot...
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6170209 |
Prestressing system for wood structures and elements
The present invention is a prestressing system for wood elements and structures and a method from prestressing wood beams. In its most basic form, the system for prestressing structures comprises a...
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6151850 |
Intermediate anchorage system utilizing splice chuck
A post-tension anchor system having a first tendon with a sheathed portion and an unsheathed portion, a second tendon with a sheathed portion and an unsheathed portion, an anchor receiving the...
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6112756 |
Covering frame
A covering frame for supporting a canopy above a ground surface includes a plurality of legs adapted to extend uprightly from the ground surface, and a canopy support frame mounted on top of the...
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6065257 |
Tendon alignment assembly and method for externally reinforcing a load bearing beam
A tendon alignment assembly (20) and method for aligning and providing a bearing surface for externally exposed tendons (10) below a weight bearing structure comprises a tendon slide plate (30)...
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6065261 |
Construction using extruded sections and composite panels
In a construction featuring sections of light metal and light-weight composite panels joined to the sections the composite panels feature a plastic core with light weight metal outer sheets bonded...
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6014843 |
Wood frame building structure with tie-down connectors
Wood framed walls of buildings are strengthened against destructive wind and seismic forces by spaced lengths of vertical wire rope having enlarged bulbous portions swagged on each end. A metal...
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5964068 |
Modular truss system
A modular truss system that is formed by connecting a plurality of linear and non-linear truss modules together. The truss system further including a tensional member that is adapted to create and...
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5960597 |
Method for post-tensioning columns
A method for reinforcing a structure involves winding a cable around the structure and tensioning the cable after the ends of the cable are secured. Winding the cable around the structure involves...
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5937589 |
Rod joints
A rod joint serves as a construction element of a load-bearing structure for supporting a glass wall or glass roof. A plurality of rods are joined together in the joint by a screwed tab connection....
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5924250 |
Sealing arrangement in a bundled tension member for prestressed concrete
A sealing arrangement for closing off the areas to be filled with a casting compound of a tension member composed of a bundle of individual elements arranged within a tubular sheathing, for...
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5904765 |
Cementation slurries for improvedly encasing reinforcing elements therefor
Cementation slurries well suited for encasing reinforcing elements therefor, for example prestressed steel cable, while reducing the risk of embrittlement thereof, contain from about 1.5% to 3% by...
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5881514 |
Rod tie system for enhancing the interconnection between the walls and roof framing systems of tilt-up buildings and the like
A rod tie system for enhancing the interconnection between the walls and roof framing systems of tilt-up buildings and the like including a first type of connection bracket, a second type...
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5875595 |
Post tensioning system for prefabricated building panel
An improved post tensioning system for prefabricated building panels in which a concentric uniform radial compression is maintained in the slab. A post tensioning cable is placed in the concrete...
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5840247 |
Process for the protection of active reinforcements embedded in a concrete mass
The invention provides a process for the protection of active reinforcements embedded in a concrete mass against the effects of oxidation, said reinforcements being possibly in the form of a bunch...
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5809710 |
Method of tensioning a tension member composed of a plurality of individual elements
A method of tensioning parallel prestressing members of a building or building component of prestressed concrete or a tension member composed of a plurality of individual elements, such as steel...
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5644890 |
Method to construct the prestressed composite beam structure and the prestressed composite beam for a continuous beam thereof
A method for connecting prestressed beams having lower flanges cast with compressively prestressed concrete to construct a prestressed continuous beam having a moment equal to zero at both ends...
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