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WO/1998/041708A1 |
The invention relates to a prefabricated tension member, especially used as a peripheral stress member for large concrete containers, comprising a core which is resistant to tension, consisting of one or several steel cables or strands (...
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WO/1998/039532A1 |
A termination of a tension member (1), for use as a tendon or tether for a tension leg platform. The tension member (1) consists of a plurality of carbon fibre filaments gathered into one or more strands (2) in which the filaments run ag...
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WO/1998/038398A1 |
A steel fibre (10) for reinforcement of high-performance concrete or mortar has a length ranging from 3 mm to 30 mm, a thickness ranging from 0.08 mm to 0.30 mm, and a tensile strength greater than 2000 MPa. The steel fibre is provided w...
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WO/1998/036138A1 |
A fixed construction (10) comprises rigid piles (12) and a monolithic concrete floor slab resting (14) on the piles. The floor slab comprises straight zones connecting in two directions, i.e. lengthwise and broadwise, the shortest distan...
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WO/1998/035541A1 |
Disclosed is a reinforcing fabric (1) for insertion into the face, the roof, the coating or the walls of a building. In order to reduce the passage of electromagnetic waves or fieds, electroconductive threads (4) are inserted into the re...
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WO/1998/033994A1 |
A connection for steel of steel reinforced concrete provides a relatively short sleeve (13) which may be telescoped over one bar (20) and secured in place by a set screw (35) accessible through a transversely extending socket (30, 34). A...
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WO/1998/033993A1 |
A post-tensioning apparatus and method is provided including first and second body sections interconnected by an intermediate anchor head. Each body section has an end anchor head on an end opposite the intermediate anchor head and inclu...
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WO/1998/032933A1 |
The invention relates to a flat strip lamella for reinforcing weight-carrying or weight-transferring building components. It has a composite structure consisting of a plurality of pliant or loose-flex supporting fibres (26) aligned paral...
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WO/1998/032579A1 |
A non-woven mat (18) of inorganic fibre is disclosed having a substance which is lower at the edges (26') of the mat than in the remainder (28) of the mat. Apparatus for making such a mat comprises: a source of a slurry of inorganic fibr...
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WO/1998/032934A1 |
The invention relates to a flat strip lamella for reinforcing weight-bearing or weight-transferring building components. The reinforcing lamella (10) can be fastened by means of an adhesive (16) by one of its broad sides (14) to the surf...
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WO/1998/031891A1 |
A bar is formed by drawing longitudinally extending resin-impregnated fibres (1) through forming eyes to remove excess resin, leaving an external surface which is non-smooth in appearance. After curing of the resin the bar can be used fo...
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WO/1998/031892A1 |
The invention relates to a bundled prestress tendon comprising several, preferably parallel, prestress elements (1) surrounded by a plastic coating. The prestress elements (1) of the prestress tendon are glued or welded together by heat ...
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WO/1998/031890A1 |
A method of applying adhesive anti-rust paints on steel pipes and reinforcing rods is disclosed. The method can prevent a chemical reaction caused by contact of chemical materials with outer surfaces of a steel frame structure. The metho...
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WO/1998/030769A1 |
A shaped article, at least one domain of which has a three-dimensionally reinforced composite structure comprising a matrix and a reinforcing system (2, 4, 5, 6), the reinforcing system comprising bodies such as bars, wires, cables or pl...
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WO/1998/029618A1 |
The present invention refers to stirrups for reinforcement of load bearing structural elements, and in particular for reinforcing concrete load bearing building elements, such as columns, shear walls, beams, slabs, footings, lintels, pil...
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WO/1998/027282A1 |
The invention relates to a wide-mesh textile netting for reinforcing layers connected by bitumen, in particular road surfaces, which is coated with an adhesive with an affinity for bitumen and consists substantially of two sets of parall...
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WO/1998/022670A1 |
The invention relates to a truss bracing concrete or masoned structural layers together and to a method for manufacturing the truss. The truss is used e.g. in a thermally insulated prefabricated element for binding inner and outer elemen...
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WO/1998/021017A1 |
The object of the invention is to avoid cracks both in fresh concrete and later in the hardened concrete. In order to avoid cracks in fresh concrete, a very large number of for example alkali-resistant glass fibre sections is added to th...
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WO/1998/021427A1 |
Braced girder for reinforcing a concrete panel, with a u-shaped lower and upper chords (3, 4) and girder rods (5) soldered laterally on the lower and upper chords (3, 4) and connecting the latter, wherein a shuttering panel (2) can be fi...
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WO/1998/017879A1 |
The invention concerns a method for the reinforcement of a concrete beam, where the reinforcement comprises reinforcement rods (7, 15) which extend longitudinally and transversely and are locked at their mutual points of intersection. Th...
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WO/1998/015403A1 |
A rebar forming apparatus includes a malleable material supply station (14) for continuously supplying a malleable planar material and a malleable material forming station (12) for forming the malleable material into first and second cor...
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WO/1998/012401A1 |
A void former for application to the head portion of a lifting anchor (4) prior to casting concrete around the anchor comprises a substantially rigid body (8) and a lid (16) applied to the body prior to application of the void former to ...
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WO/1998/010158A1 |
Disclosed are threaded fasteners having insertion depth indicators (14) positioned periodically along the thread (12). Also disclosed are devices (100) having internal thread adapted to engage with and secure to an externally threaded ba...
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WO/1998/010159A1 |
Fibers, continuous or discontinuous, and bars having optimized geometries for use in the reinforcement of cement, ceramic and polymeric based matrices are claimed. The geometries are designed to increase the ratio of surface area availab...
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WO/1998/009042A1 |
Disclosed is a tubular or stick-shaped structure or full profile having fibre armouring and reinforcement (21). For constructions of concrete, preferably a latticework fabric is used, either braided or woven or taped, of carbon, glass, a...
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WO/1998/007896A1 |
The invention relates to using halogenated-element acids and/or salts thereof in chromate-free materials/substances designed for metal surface preprocessing to manufacture coated metal pipes or coated reinforcing or prestressing steels, ...
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WO/1998/006913A1 |
A prestressed concrete structure (1) comprises at least one fibre reinforced plastic stressing tendon (3) bonded to the structure in such a manner that the tendon can extend over a controlled length. The bonding may be provided by coatin...
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WO/1998/004792A1 |
A system of shear control reinforcement for use in a reinforced concrete structure comprising one or more shear control members (3) bent into a substantially rectangular wave formation; the shear control member (3) being unitary and cont...
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WO/1998/003276A1 |
Concrete products are reinforced by incorporating cut strips (42) of waste tyre material containing wire and/or textile cord reinforcement material bonded to the rubber of the tyre. This is done by disposing the cut strips (42) within a ...
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WO/1998/000611A1 |
The invention discloses a device for assembling beams, slabs and shells made of prefabricated reinforced concrete. It consists of a support element (A), characterised by an inclined end face, and a loaded element (B) characterised by an ...
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WO/1997/044539A2 |
New construction system of completely reinforced lightweight concrete halls, houses and similar buildings is rational, efficient in casting, with excellent insulation properties, whose structural elements have a great bearing capacity wh...
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WO/1997/043503A1 |
An apparatus (10) for fixating and elevating an interconnected rebar lattice having individual longitudinal and transverse rebar intersections for use as support for poured concrete in highway and other construction. The apparatus includ...
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WO/1997/043502A1 |
A fiber for use in reinforcing concrete, the fiber having an elongated body and at least one slit formed at either end of the elongated body, and a crimp being formed preferably on each side of the slit. The formation of the crimps with ...
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WO/1997/041320A1 |
A method and apparatus for reinforcing concrete and other structural members, a plurality of cylindrical jackets (48-51) are preformed. Each jacket terminates in lateral edges (54, 56) defining a discontinuity in the jacket, the jackets ...
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WO/1997/040242A1 |
A post-tension system (10) including an anchor member (12) having a tendon-receiving interior passageway (14), a tendon (16) extending through the passageway (14), a plurality of wedges (18) interposed between the anchor member (12) and ...
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WO/1997/040241A1 |
In a process for producing a reinforcing bar in several parts with at least one corrosion-resistant section, at least one partial section of a structural steel bar (1) made of a corroding material is contactlessly surrounded by a non-cor...
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WO/1997/038183A1 |
A reinforced-concrete shear column reinforcement skeleton comprises the "X"-shaped reinforcements (3), the straight reinforcements (4), the spiral hoop reinforcements (2) and the helical casing connectors (1), the "X"-shaped reinforcemen...
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WO/1997/038255A1 |
A support apparatus (10) for a tendon-receiving duct (30) including a cradle (12) for receiving an exterior surface of a duct (30) therein and a clamp (14) connected to the cradle (12) and extending therebelow for attachment to an underl...
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WO/1997/036067A1 |
The joint of concrete building elements includes a system of connecting pins (2), formed by rows of mutually parallel bars, the central parts of which cross the area end sections, concreted in mutually joined building elements. The conne...
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WO/1997/035078A2 |
The bearing elements of completely reinforced lightweight concrete structures consist of slabs (1), linear beams (2-7), columns (8-11) and wall (12, 13) which are either monolithic, precast or combine; they are components used for buildi...
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WO/1997/034065A1 |
A reinforcing bar binding machine of a simple construction and a small weight enables the prevention of the exposure of a wire to the outside of concrete, which causes the reinforcing bars to be corroded, by reducing the height of a twis...
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WO/1997/032084A1 |
A method of repairing and reinforcing a prestressed concrete structure which is given prestress by tension members such as PC steel member. Reinforcement sheets (16) are secured to ends of tension members (7) provided in a structure (1) ...
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WO/1997/031167A1 |
An anchorage apparatus (10) for a multi-strand anchorage system including an anchor plate (12) having a front side (22) and a back side (20), a plurality of tendon-receiving passageways (14, 16) formed in the anchor plate (12), and a hol...
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WO/1997/030239A1 |
Formwork element with a wall (10) of perforated metal characterized by an alternating series of parallel strips of expanded metal (12) and solid sheet metal (14) connected to one another as a single piece.
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WO/1997/027371A1 |
A masonry tape (10) comprises one or more layers of a synthetic thermoplastics material provided in mesh form. One or more of the layers includes load bearing yarns (15) extending in the longitudinal direction of the tape. The load beari...
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WO/1997/026395A1 |
A yarn for use in a cement mortar matrix, includes a core (22) and a multitude of staple fibers (26) forming a layer which envelopes the core (22) and provides an extended surface area and interstical spaces for infiltration by cement fi...
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WO/1997/023695A1 |
The invention relates to a dowel support for bent-up reinforcement bars for plates made of reinforced concrete. Said dowel support comprises a spacer support strip (5) and a plurality of parallel dowels (6) arranged at a distance from ea...
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WO/1997/021888A2 |
The invention concerns a steel fibre for reinforcing castable, hardening materials, in particular concrete, the fibre extending substantially along a longitudinal axis and having longitudinal edges which deviate from the rectilinear shap...
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WO/1997/021009A1 |
The invention relates to a construction component or construction with a tensile stress-transmitting composite construction element connected to a concrete base unit in such a way as to transmit shear stresses. The composite construction...
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WO/1997/020117A1 |
A bolster (10) for use in construction including a plurality of leg members (12, 14, 16) arranged in parallel relationship and a beam (18) integrally formed with the plurality of leg members and extending across the plurality of leg memb...
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