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JP2002194824A |
To provide a water cut-off tool capable of exhibiting a cut-off effect even to a fine crack, resistant to hydraulic pressure, and excellent in constructing property and long-term stability.This water cut-off tool 1 comprises an external ...
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JP2002188288A |
To provide a hole forming instrument for a concrete structure, which can be inserted into a narrow gap between reinforcements, forms a hole with a desired diameter at an accurate location, and can be reused, and to provide a method for f...
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JP2002180474A |
To provide a sheath pipe holding jig facilitating the operation of positioning a sheath pipe.The sheath pipe holding jig 10A is mounted to a foundation formation form 5 with concrete placed inside, and holds a sheath pipe 3 in position i...
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JP2002180662A |
To provide a beam sleeve fixture capable of accurately and quickly fixing a beam sleeve in beam sleeve installation construction in a ferroconcrete structure.This L-shaped semicircular fixture has an inclined upper part. For the purpose ...
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JP2002174028A |
To provide an installing tool being capable of installing a supporting bar regardless of the presence and transformation of the mounting structure of a box and having excellent general-purpose properties.The supporting bar 30 can be moun...
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JP3286729B2 |
To improve the workability of tightening operation by providing a screw part for P-concrete attaching on both ends of the rod-like part of the space control member, and adjusting the length by connecting a rodlike part in a reverse screw...
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JP3286944B2 |
PURPOSE: To facilitate and simplify the formation of a through-hole for a pipe line and the marking of the position of the through-hole in a process of laying a pipe line piercing through a reinforced concrete wall. CONSTITUTION: A suppo...
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JP3283120B2 |
PURPOSE: To eliminate need to keep a cylindrical spacer maintaining a drain main body in a specific height in a state to form various height size, and deal with unexpected change in thickness of concrete easily and quickly in a construct...
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JP2002129745A |
To provide a void pipe fixing implement for securing an accurate position by preventing the void pipe for piping in a concrete structure from falling down or flowing due to flow pressure during the placing of concrete.In the void pipe fi...
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JP2002127119A |
To solve such problems that a work of standing a tap to be stood in a form for setting a sleeve at each time of changing a position of a hole for passing a cable or a duct formed of the sleeve at a wall surface crossing a culvert for bur...
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JP2002097790A |
To provide a parting implement and an execution method for a foundation, enabling a step to be formed in a crown by placing ready mixed-concrete once.The parting implement 10, which is installed between forms 1 and 1 so as to form the st...
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JP3270841B2 |
To surely attach a joint bar by providing a fixing part attached to the side plate of a form for an opening part on a joint bar metallic material body providing a cover part so that placing concrete does not come into contact with the ve...
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JP2002094250A |
To provide a box to be embedded in which the inside of the box for receiving wirings can be seen and is not covered with wallpaper or the like before a switch and a socket are connected to the wirings.A box 1 is embedded and fixed in a s...
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JP2002089036A |
To solve the conventional problem that a once used form is seldom reused due to the adhesion of mortar to it and a difference in size depending on construction site because the form blocking a peripheral end face of an opening part such ...
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JP2002089037A |
To provide a repair construction method for a hole drilling part capable of improving the workability and preventing the occurrence of a crack in a drilled part even with suppressed cost for work.In this repair construction method for bl...
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JP3266745B2 |
PURPOSE: To make it possible to save cost and maintain fire preventing capability, and further accommodate a wide variety of long bodies (or a group of long bodies) to be inserted into a through hole, with different outside diameters. CO...
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JP2002070317A |
To provide an excellently safe slab provisional hole constructing and curing method capable of saving cost and improving workability.A provisional hole form is fixed above an opening part 1a arranged in a floor form 1, and slab concrete ...
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JP2002038713A |
To provide a form material for forming a concrete opening section, by which the form of a product is simplified, the number of parts and manufacturing processes are decreased and cost is reduced while diversion is enabled and which is ex...
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JP2002021325A |
To provide a slab penetration part water stopper and pipe fixing mortar receiving frame which is fixed with a void pipe in a piping position prior to concrete placing for electric and equipment piping penetrating a concrete slab to perfo...
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JP2002004443A |
To securely form a crack at a predetermined position on a surface of a concrete structure and prevent deformation and separation of induced joint member itself.An induced joint member 1 is fixed in advance by an installation structure 2 ...
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JP2002004444A |
To provide an induced joint structure capable of reducing cost when compared with a conventional joint structure, providing a predetermined performance, and facilitating positional adjustment.A steel plate 3 arranged in the same directio...
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JP2001349055A |
To provide a tool for securing space in concrete, which can secure space having various kinds of cross sections by means of one tool for securing space, makes it easy to be removed after the hardening of concrete and can reuse.This tool ...
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JP2001349056A |
To provide a flexible frame member and a through hole making method using the member for the use for foundation work for reinforced concrete building.This member comprises a flexible balloon body 1 and a flexible and tubular cover 2 cove...
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JP3239176B2 |
To easily form a blockout in a concrete structure. This device for positioning a blockout 3 comprises a hanging member 1 disposed above a position where the upper surface part of a concrete structure is to be constructed, and a blockout ...
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JP3234663B2 |
PURPOSE: To prevent the specified direction of a drain body from being deviated when concrete is to be poured in a form in the process of manufacturing a PC flat plate fitted with drain body. CONSTITUTION: A projection 11a is provided on...
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JP3227551B2 |
PURPOSE: To mount and dismantle a bearing means simply, and to bear forms with excellent workability without a danger. CONSTITUTION: A plurality of fittings 11 are mounted detachably on a working platform pile in the upper section of for...
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JP3228470B2 |
To fit an aseismatic slit device reliably and precisely by installing the aseismatic slit device from the upper opening of erected wall forms so that the end side faces of joint materials are arranged along the inside faces of the wall f...
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JP3220659B2 |
To reduce costs for construction work by providing a collar portion almost at the center of the outer periphery and an internal thread at the inner side and by forming a piping sleeve with a sleeve main body provided with a ring-shaped c...
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JP2001288894A |
To simply and highly precisely provide the forming face and end section of the upper and lower concrete placing faces of the step or the groove at a low cost by performing a vertical position adjustment by nuts screwed with pipes covered...
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JP3219190B2 |
To provide an imbedded lighting apparatus capable of preventing the cave-in of an RC paving slab in the lower part of a foundation even when large load such as aircraft or the like is applied. A plurality of through-holes 3a are formed i...
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JP2001279926A |
To provide a new sleeve for a void, by which pre-working such as cutting in fixed size is made unnecessary because a molded form is only used as it is in the case of construction works, which is set simply into forms in the case of concr...
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JP2001271490A |
To achieve saving of labor for construction and reduction of cost by decreasing the number of installed sleeves in directly placing a sleeve in a beam concrete to form a beam through hole for electric wiring. This sleeve A directly place...
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JP2001271489A |
To achieve labor-saving and cost reduction of a sleeve directly driven in a beam concrete to form a beam passing hole for electric wiring by preventing contact between a rope member (wire or cable) and the inner surface of the sleeve due...
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JP2001262826A |
To provide a pipe space forming method, which need not convey a pipe space forming form to a location separate from a constructed pipe space when the pipe space forming form is carried to an upper story, and can easily carry in the form ...
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JP2001248304A |
To provide a method of easily blocking a dowel hole and its forming tool.The method of blocking the dowel hole 17 formed by embedding a cylindrical dowel hole forming tool 1 in a concrete body comprises blocking the dowel hole forming to...
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JP2001241117A |
To surely induce a thermal crack to be generated at curing of concrete at an induction joint provided in a concrete building frame.This structure is provided with a fixture 30 fixed to the inside a sheathing board 2 to be left inside a c...
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JP2001227195A |
To provide an earthquake resisting slit member which is rigidly fixed to a form when constructed, facilitates positioning thereof, and facilitates demolition work of the form.The earthquake resisting slit member 1 is constituted of a cor...
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JP3201518B2 |
To easily mount a sleeve by providing latch grooves at proper intervals on a supporting part and providing a plurality of through holes into/ through which the supporting part is inserted and passed on a thin plate fastening part. A supp...
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JP2001207641A |
To provide a sleeve, of which the length can be to some extent adjusted as compared with conventional air sleeves and which is installed simply into forms, in the sleeve used for forming a through-hole for inserting pipings or the like i...
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JP2001207642A |
To provide a through-hole forming construction method for a concrete slab, by which a through-hole can be formed simply and efficiently in the concrete slab.A frame-shaped member 11 is fixed and arranged to a section, in which slab formi...
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JP3193908B2 |
To easily form a downslope at the external end of the upper face of a precast concrete. A horizontal joint bar 3 is attached to a specified position of a form 2. A joint member 1 is disposed in reference to the horizontal joint bar 3. Th...
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JP2001182319A |
To make it possible to hold a sleeve used for passing through electric wiring, water service pipe, piping for gas pipe and piping for air conditioning equipment or boring a through-hole into beam, wall, slab or the like for ventilation o...
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JP2001182318A |
To provide a fixed material of a pipe material for fixing the pipe material for boring a cave into a wall making use of a large number of bars like beams for a building structure to a fixed position. The fixed material of the pipe materi...
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JP2001182004A |
To simplify laying work at a job site of a concrete plate in a form for a cast-in-place concrete plate. This form A is constituted in a lattice shape by longitudinally and laterally crossing plural long size muntin materials 1, 1', and i...
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JP2001173229A |
To provide a form for burying a pipe in a hole which enables simple piping work and easy prevention of outflow of a filler.A slit annular filler receiving plate 3 can be fitted into a pipe 2 inserted in a pipe insertion hole 1 at the out...
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JP2001173228A |
To provide a recyclable void pipe such as a city-water piping space forming pipe (void pipe) in a concrete building.The recyclable void pipe comprises a metal plate rolled into a truncated cone cylinder and rotationally attached at one u...
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JP2001152664A |
To provide building frame accompanying the attachment of piping capable of simply and easily burying a piping insertion hole having good workability.A piping insertion hole forming device, and a piping insertion hole burying device burie...
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JP3171390B2 |
To prevent rainwater or the like from dropping down by constituting the cover with a fixing metal tool attaching the cover to a through hole in a concrete slab, a cover body provided with a fastening through hole and a waterproof member,...
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JP2001123563A |
To provide forms for forming a through-hole jointly having both functions of formation of a fire-preventive partition through-hole and its fire- preventive measure and its forming method, in the formation of the through-hole and the meas...
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JP2001123660A |
To provide a void tube capable of being fitted at an aimed position of a concrete from easily and simply without removing reinforcing bars even when the reinforcing bars are already arranged in the concrete form. This void tube is provid...
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