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JP7187383B2 |
To provide a lightweight cellular concrete panel producible while suitably securing the positional accuracy of a network reinforcement member buried at the inside of the lightweight cellular concrete panel as a reinforcement material and...
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JP7179303B1 |
A fixing tool for an FRP steel bar body, which is simple in structure and manufacturing without damaging the surface of the FRP steel bar body, and can securely connect the FRP steel bar body to a jack or a reaction table. I will provide...
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JP2022163786A |
To provide an instant demolding flask capable of producing a concrete block free from the falling of connecting fittings when large-sized concrete blocks are connected.In an instant demolding flask 10, connecting fittings 30 forming a U ...
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JP7157606B2 |
To provide a cement composition that can be hardened in a shortened heating time and can produce a hardened body of high compression strength and flexural strength, and a method of producing a cement hardened body using the cement compos...
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JP2022155996A |
To provide a rammed earth block that can be reliably molded into a desired shape when it is rammed, and that does not easily collapse during construction, even when, for example, rammed earth walls are constructed.A cubic rammed earth bl...
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JP2022538796A |
Structural insulation panels (SIPs) are made of central insulation or block core covered with cementitious material. Layers of cementitious material are reinforced with fiber mesh sheets, rebar and corner blocks. The corner blocks are he...
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JP2022118871A |
To provide a hole formation method for a ceramic member capable of forming a hole without performing treatment using a liquid.A hole formation method is a method for forming a hole in a ceramic member obtainable by molding ceramic raw ma...
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JP7117209B2 |
To provide a structure including reinforcing bars and concrete in which a large amount of carbon dioxide is fixed.A structure 100 of this invention includes first concrete 102, second concrete 104, and plural reinforcing bars 106a-106c. ...
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JP2022103522A |
To enable the easy fitting of an insert to a flask, the secure holding of the insert till the demolding of a concrete product and the easy removal of a holding tool upon demolding.An insert holding structure comprises: an insert fitting ...
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JP2022092811A |
To provide a concrete member production device and a method for producing a concrete member capable of producing a concrete member buried with a metal element wire such as a steel wire and a steel rod.A concrete member production device ...
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JP7085945B2 |
To form a sheath connection port which is protected from the damage of concrete peeling, easily and reliably.In an insertion tool for a sheath connection port forming 10, a core material 11 which has a smaller outer diameter than an inne...
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JP7085539B2 |
Prestressed carbon fibers of at least one textile structure comprising carbon fibers are embedded in a concrete matrix. At least one textile structure comprising carbon fiber bundles is laid in a mold at a distance from one another, into...
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JP2022089083A |
To provide a main reinforcement-containing hollow precast concrete member having satisfactory workability.An inner form is composed of plural balloon bodies 10. The balloon bodies 10 are arranged every region separated by reinforcements ...
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JP7082400B2 |
To provide a junction coupler or the like allowing a straight PC steel bar to be installed in an appropriate position.A junction coupler C is provided with: a first PC steel bar SS1 on which a first male thread is arranged at its end par...
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JP2022075276A |
To provide a continuous fiber reinforcement material capable of increasing adhesive force with concrete and also increasing the alkali resistance thereof.A continuous fiber reinforcement material regarding this invention comprises: a cor...
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JP7049330B2 |
Reinforcement element (10) for increasing the strength of self-solidifying pasty materials which is made of bendable filaments, that comprises a central portion (12) from which at least in three directions respective arms (11) extend out...
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JP7023066B2 |
To provide a method for constructing a columnar member capable of easily introducing prestress and also capable of easily molding installed concrete into a columnar shape.Provided is a method for constructing a bar-shaped column 1 compri...
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JP7017672B2 |
To provide a manufacturing method of concrete achieving tensile strength of concrete without using steel bar, solving a problem of arrangement of a fiber material, which is a problem with conventional fiber reinforced concrete, capable o...
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JP7014532B2 |
Summary Reinforced Building block made of Autoclaved aerated concrete (AAC)
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JP7007709B2 |
To provide a pre-tension application device increasing the precision of tension applied to a PC steel and also having high safety.There is provided a pre-tension application device for producing pre-stressed concrete where a tip guide fr...
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JP2022014761A |
To provide a manufacturing method for a movable space holder that does not have an adverse effect due to a bending stress being transmitted when a pretension PC product having a convex and concave is removed and can be manufactured at lo...
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JP6998815B2 |
To provide a mounting jig of an insert which enables improving efficiency of laying operation of the insert and reduces work labor.A mounting jig 1 includes one end part 5 where a male screw part 8 to be engaged with a female screw hole ...
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JP6992544B2 |
To provide an ultrahigh strength fiber-reinforced concrete composite precast PC floor slab, using ultrahigh strength fiber-reinforced concrete, utilizing the characteristics of the UFC, and further capable of economically attaining the l...
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JP2021194790A |
To provide a method for forming a high quality structure by appropriately performing interlayer reinforcement of a lamination structure when forming the structure by laminating construction materials discharged from a material discharge ...
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JP6983189B2 |
To provide a fixture for an upper column capable of easily fixing a seat plate.A fixture 1 for upper column molding is used for producing un upper column having a steel pipe 5 for a joint in which a seat plate 8 is provided between an in...
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JP6965404B1 |
To provide a prestressed concrete pole which can suppress deterioration due to corrosion and can be manufactured even with specifications requiring strength, a manufacturing method thereof, and a fixing device for manufacturing a prestre...
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JP6965484B2 |
To provide high strength concrete in which a form removing material age is short, and a production method of high strength concrete.High strength concrete 1 of the present invention is the high strength concrete with design standard stre...
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JP6947797B2 |
Provided are a textile reinforced cement composite for suppressing occurrence of slipping and a crack and a manufacturing method thereof. The textile reinforced cement composite for suppressing occurrence of slipping and a crack can supp...
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JP6925870B2 |
To provide a small-sized, movable PC member production device suitable to the application for small-lot production.Provided is a PC member production device 1A comprising a tendon 5 for a PC, and producing a PC member 3 with a pre-tensio...
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JP6924684B2 |
To provide a fresh concrete capable of being obtained at extremely low cost compared to conventional high fluidity concretes although it is a fresh concrete without requirement of tamping, and a manufacturing method of a steel bar concre...
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JP6911140B2 |
A semiconductor manufacturing device member according to the present invention includes a ceramic disc with an internal electrode and a ceramic shaft that supports the disc. The disc and the shaft are integrated without having a bonding ...
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JP2021098981A |
To release a wedge used for a PC steel material introducing prestress to a concrete member in a pretension method from a sleeve without lowering productivity of concrete members.A wedge release device includes: a wedge release jig 200; a...
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JP6892062B2 |
To provide a rust preventive material for a lightweight cellular concrete reinforcing steel bar that is excellent in stability and rust prevention performance.In a method for manufacturing a rust preventive material for a lightweight cel...
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JP6889478B2 |
To provide a concrete composition which is possible to cure at atmospheric temperature and atmospheric pressure and of which high toughness and high durability are expressed early.The concrete composition of the invention is a concrete c...
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JP2021514922A |
The present invention is used as a stiffener or, for other reasons, iron or steel (eg, commonly used) embedded in neutralized concrete composites and neutralizable calcium silicate cement-based products, at least partially. Provided are ...
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JP6881925B2 |
To provide a manufacturing method of a synthetic PCa plate without need for mounting weight on a truss reinforcement, a manufacturing device of the synthetic PCa plate and the synthetic PCa plate.In a manufacturing method of a synthetic ...
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JP2021080225A |
To provide a gypsum sheet or the like that can increase the content of a gypsum layer.A gypsum sheet 1 has a mesh-like sheet base material 2 having a mesh size of 25 mesh or more and 5 mesh or less, and a gypsum layer 3 that is formed to...
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JP6868870B2 |
To provide a reinforcement assembly frame which can reduce a load on a worker who binds a reinforcement and improve working efficiency.A reinforcement assembly frame comprises a holding frame 2 for holding a plurality of reinforcements 1...
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JP2021070270A |
To improve workability of tendon.A manufacturing method of prestressed concrete members includes a tendon tensioning process of spirally twisting and tensioning an outer tendon 20 and an inner tendon 30 in less than half a turn, and a co...
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JP6865339B1 |
To simultaneously use chemical stress due to an expansion material and mechanical stress due to a continuous fiber reinforced wire, increase strength by a synergistic effect of chemical stress and mechanical stress, realize weight reduct...
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JP6859160B2 |
To provide a PC member production device suitable for the application of high-mix low-volume production.A PC member production device 1 comprising a plurality of tension materials 5 for a PC and produces a PC member introduced with a pre...
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JP6853544B1 |
[Task] Provided is a jig that enables an insert held in a concrete product to be installed at a surface position with respect to a side surface, an upper surface or a lower surface of the concrete product. The insert fixing jig is used w...
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JP6837417B2 |
To provide the member connection device capable of inserting and fitting an inserted/fitted member into and to a hole forming member with high accuracy.A member connection device 1 for connecting adjacent concrete members 30, 30' compris...
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JP6837836B2 |
The invention provides novel articles of composite materials having hollow interior channels or passageways, or otherwise being hollowed out, and formulations and methods for their manufacture and uses. These hollow core objects are suit...
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JP2020179581A |
To provide a method for producing a precast constructed wall capable of suppressing the generation of cracks and further exhibiting performance as a reinforcing member required for a steel bar.A method for producing a precast constructed...
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JP6779986B2 |
The present invention is related to translucent building elements, and more specifically to their manufacture. The present invention comprises a method for the manufacture of an insulating core element for a translucent building element,...
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JP2020176374A |
To provide a pretension method causing no lowering of productivity and yield deterioration of an excessive length part, when introducing prestress into a concrete member.A coupler 10 connecting PC steel materials with each other includes...
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JP6774054B2 |
To provide a manufacturing method of division type concrete products that can manufacture with high accuracy a junction of each segment block of division type concrete products and to provide division type concrete products.A mold frame ...
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JP2020529347A |
A method for producing a curable photoconductor (21) by a casting method, particularly a method for producing a photoconductor (21) from a curable concrete material (36, 56), wherein the photoconductor mat (1) is cured. A mold (27) embed...
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JP6764504B1 |
To provide a method for manufacturing a precast concrete beam with a joint, which is superior in work efficiency as compared with the prior art. A method for manufacturing a precast concrete beam with a joint includes a step of preparing...
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