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JP3585819 |
To obtain a curable composition for a prestressed concrete tendon which can accomplish a complete corrosion prevention without requiring the injection of a grout material into a sheath and can be used even when the temperature becomes hi...
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JP3585471 |
To provide a precast PC member constituted so as to be capable of introducing prestress into the precast PC member and another concrete member, a manufacturing method for the precast PC member, and a joining method for both members. At l...
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JP2004223855 |
To provide a carbonated cured body being an inorganic cured body, which comprises a carbonated inorganic material, to which desired functions, for example, functions such as secular durability, easy execution properties, temperature cond...
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JP2004225428 |
To simplify structure to enhance the strength of a hanging member and a projecting part and to stabilize support to a reinforcement to positively hold the cover.A spacer S for a reinforced concrete wall provided between a reinforcement a...
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JP2004216721 |
To provide a concrete member which is enhanced in its tensile stress, relatively inexpensive and easy to be manufactured.An unbonded part 52 which does not adhere to concrete C is formed to a wire material 5, and bonding parts 51 and 51 ...
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JP2004216819 |
To produce an artificial stone panel comprising a large number of artificial stones having a nearly same size and being respectively different in shape and enabling to form individual artificial stones to be a shape of a natural stone an...
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JP2004210622 |
To provide a bamboo raw material whose sugars are removed or transformed so that the bamboo raw material can be mixed and hardened with a cement-based inorganic material for reinforcement.The bamboo reinforcing material c made from the b...
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JP2004211248 |
To provide a belt structure for reinforcement capable of introducing prestress without damaging the end of a concrete structure and simply and efficiently applying further larger load than load in a conventional continuous fiber belt sys...
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JP3575564 |
To make it possible to easily and rapidly conduct the standing operation of a side plate in the state that concrete does not roundabout the periphery of a U-shaped reinforcing bar or the mold releasing operation after the concrete is cur...
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JP2004197520 |
To provide a void form for decreasing excessive water in a concrete layer.A reinforcement bar 10 and a winding-made void form 2 are disposed on a floor form 1 and concrete is placed thereon. The peripheral wall of the void form 2 has thr...
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JP2004190221 |
To provide a light cellular concrete having no rough cell in the periphery of a reinforcement on the outer periphery of a panel.The reinforcement is buried in this light cellular concrete panel, and is coated with a rust prevention mater...
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JP2004190466 |
To provide a dropout preventing clip which quickly and positively performs prevention of lifting and dropout of a Kaiser truss member embedded in a precast concrete thin floor slab in the process of manufacturing the floor slab, in place...
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JP2004188660 |
To easily form a back-filling material injection hole and to reduce a production cost.The injection hole 5 piercing through an empty place 3 is provided to a part of a skin plate 2 and a cylindrical hanging metal fitting 8 having a femal...
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JP2004188907 |
To enable a PC (pre-cast concrete) plate usable for a bearing wall, an earthquake-proof wall, and a floor slab to be manufactured continuously and easily.In a method for manufacturing the pre-cast concrete plate 1 wherein concrete is pla...
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JP2004183281 |
To provide a construction method for a concrete structure for performing construction quickly and power-savingly, a form block used in the method and a manufacturing method for the form block.A concrete-made cylindrical form block 1 is f...
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JP2004183439 |
To provide a fixture and a method for disassembling slab forms by which the slab forms are disassembled simply.The fixture 1 is composed of a lower spacer 2 in which a mounting pin 6 is projected from an underside, and an upper spacer 3 ...
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JP2004183456 |
To simplify and ensure installation and fixation to a form while preventing rust formation after installation.This support for a hollow slab tube is provided with a receiving part 10 having an arcuate part 11, and a mounting part 20 prov...
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JP2004183455 |
To provide hardware for fixing a void tube for a slab for performing mounting work safely in a short time.The hardware of characteristic shape for firmly and efficiently settling the void tube or a spiral tube for the void slab to a pres...
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JP2004176330 |
To provide a concrete pavement slab rationally and economically designed while allowing rapid construction of pavement, and to provide its manufacturing method and a paving method using the concrete pavement slab.In manufacturing the con...
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JP2004176309 |
To improve the workability, rigidity, sound isolation effect and heat insulation property of an inexpensive void unit.The void unit is so constituted that it is orderly arranged lengthwise and crosswise in a state to hold a plurality of ...
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JP2004160694 |
To provide a structure comprising a sulfur solidified molded product having resistance against an environment having a temperature difference and corrosion properties.Panels 11 are bonded so that side surfaces 13 (end surfaces) to be bon...
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JP3560942 |
To provide a reinforcement kit for a reinforced concrete body which enables reduction of space on the occasion of storage or transport and consolidates a final assembly of basic units of first and second reinforcement frames, since the k...
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JP2004155577 |
To provide a concrete product lifting insert formed of plastic, having strength not inferior to that of metal one.A metal rod is horizontally provided in a plastic cylindrical body with its upper end opened and its lower end closed, and ...
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JP2004156376 |
To develop a plastic-made insert for hoisting a concrete product having a superior strength equal to that of a metallic insert.A metallic bar body is arranged in the horizontal direction inside a plastic cylindrical body having an openin...
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JP2004154971 |
To provide a method for producing a lightweight cellular concrete panel in which the occurrence of a cavity part in the upper part of a reinforcing bar is controlled.In the method, the reinforcing bars mainly comprising vertical reinforc...
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JP2004156360 |
To provide a surface layer structure in which a peeling-off preventive layer is formed in the case of the new construction of a concrete structure for preventing the peeling-off of a concrete piece with the deterioration of the concrete ...
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JP3558791 |
To rapidly and simply mount a sheath tube in a form in a predetermined state by bringing a seating plate of the tube into close contact with a base surface of a support shaft without regulating a length of the tube. The sheath tube 1 is ...
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JP2004148768 |
To provide a prestressed concrete structure, having effective prestress in nearly whole structural body, high bending resistance and low in cost, and to provide a method thereof.The prestress is introduced into the prestressed concrete s...
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JP3551146 |
To provide a novel reinforced stone plate suitable to be used as a surface material such as a floor, a wall, a pole or the like of a building. The novel reinforced stone plate is obtained by forming a molten liquid of a natural stone con...
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JP2004136320 |
To take full inserting space necessary for a spiral tube for the purpose of holding the spiral tube angle of scaffolding pins with high accuracy by spiral reinforcing bars.In the method for fabricating a reinforcing basket 8 by winding s...
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JP3547537 |
To respond to manufacturing concrete U-shaped channels of different sizes from one kind of member and to reduce member costs remarkably by making the installation position of a lifting inversion hole forming jig freely changeable to be a...
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JP3548257 |
PURPOSE: To provide a light-weight foamed concrete panel in which reinforcement of an outer peripheral plain concrete part of the panel having no reinforcing bar is reinforced and its strength is improved. CONSTITUTION: A light-weight fo...
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JP2004124603 |
To improve safety by a simple constitution, and to facilitate repair and restoration.A tunnel lining body 7 is constructed by assembling lining segments 1 in a ring shape after tunnel boring, and sections among joining end faces 2b of se...
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JP2004122368 |
To provide a method for manufacturing a natural stone panel, wherein a plurality of natural stones are solidified in a state arranged almost in parallel to a curved surface, capable of realizing a tunnel, a culvert, a bridge, a water cha...
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JP3546009 |
To provide a structural member having a high strength against a corrosion at a low cost by reinforcing a structural material for curing such as cement. Longitudinal strands 12 each made of a fiber 11 of a first format such as a carbon fi...
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JP3545383 |
To surely and quickly obtain a heat generation by an electric conduction, particularly the heat generation at a temperature required for a snow melting, acquiring required strength as a precast-concrete road board or a cast-in-place conc...
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JP2004114708 |
To provide a heat-resistant structure capable of being easily and certainly attached from a front side of a structure by combining a metal part constituting a part of an inclination functioning material and a pin type fastener, its manuf...
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JP2004114403 |
To provide a manufacturing method for a precast concrete member wherein reinforcing rods are partially exposed from concrete, which can reduce the labor of a process before a concrete casting process and that of a concrete removing proce...
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JP3543015 |
PURPOSE: To facilitate the arrangement of main reinforcements, and accurately enable positioning by installing gable end forms in both end parts of the bar-shaped main reinforcements and receiving stand parts in intermediate parts, and a...
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JP2004108080 |
To provide a lifting tool for a panel that is easy to remove, safe and easy to handle when a panel is lifted.The lifting tool for a panel has a lifting tool body, a pair of holding elements integrated with the lifting tool body and suspe...
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JP2004107900 |
To provide a concrete molded body which is easily produced in a smaller number of steps, and has uniform quality.A concrete member serving as a column, a beam, a wall, and a slab, to which bending stress is applied, has an expanded metal...
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JP2004108024 |
To solve such problems that a form manufacturing cost and an operation cost are increased and further a larger space and a longer manufacturing time for the production line are required.A form having a forming face formed in a curved fac...
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JP2004108086 |
To provide a building panel retro-installation method that prevents reduction in strength of concrete and degradation in aesthetics of a building panel and improves execution.A bolt receiver 11 having an internally threaded portion 3, a ...
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JP2004098361 |
To reinforce a thin-walled reinforcing rod-free part, where reinforcing rods are not arranged in a concrete member, against tensile force.In the concrete member 1 produced or constructed by arranging reinforcing rods or casting concrete,...
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JP2004100186 |
To provide an exterior PC board which is thin, light in weight, and has a fail-safe mechanism in order to prevent the separation of an adhesive joint interface, and to provide a method of manufacturing the exterior PC board.The exterior ...
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JP3539254 |
To provide a method for manufacturing a precast concrete(PC) slab that can be applied without using any decoration tile with special structure and has improved execution property/economy/electronic wave absorption performance. A decorati...
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JP2004098516 |
To provide a method for manufacturing a thin ALC panel, by which a large hollow is prevented from being formed in the upper layer part of slurry in a volume expansion process.The slurry obtained by adding water and aluminum powder to a p...
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JP2004098628 |
To provide a method for manufacturing a concrete block comprising a novel structure capable of simplifying and securing a process to insert to locate reinforcing steel into a normal position.The method for manufacturing the concrete bloc...
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JP3537511 |
PURPOSE: To obtain the subject refractory material presenting stable physical properties as a lightweight, large-sized structural material, by mixing a magnesium oxysalt compound with both zeolite and foamed granules as aggregates. CONST...
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JP3537565 |
To prevent a tendon from being damaged and to keep prescribed strength when tension is applied to the tendon. In this apparatus, tendon 8 comprising FRP strips for reinforcing a structure of concrete, etc., are bundled and inserted into ...
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