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JP3920835B2 |
To provide a scaffold plate and its manufacturing method capable of automatically welding a reinforcing member and expanded metal, and capable of firmly fixing the expanded metal to the reinforcing member, for preventing a fall accident ...
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JP3921373B2 |
To provide a scaffolding device of high safety allowing the construction of a safe scaffolding even in a narrow region and allowing a normal walk in the width of the same degree as a singleboard scaffolding. A first scaffolding pipe 1 ha...
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JP3914159B2 |
The present invention relates to a device for personal protection at such scaffolds that consist of scaffold posts (5, 6) and lying scaffold elements (7, 8, 15), coupled between the posts. The protective device consists of two protective...
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JP3915798B2 |
To provide an inexpensively manufacturable round pipe capable of effectively preventing falling; and a suspended scaffold capable of easily assembling with excellent stability and capable of effectively preventing slipping-out of the rou...
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JP3913536B2 |
To provide an attaching device of a handrail capable of coupling a handrail support side bracket to a building frame without interfering therewith even when a fixture coupling upper and lower vertical materials exists. The attaching devi...
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JP3909128B2 |
To provide a judging device for the type of steel pipe clamp which can judge a perpendicularly intersecting clamp in distinction from a universal clamp in the preparatory process for steel pipe clamps, allows performing automatic sorting...
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JP3902832B2 |
To provide a clamp cover that can be attached and detached by simple operation and is widely usable for various clamps in various companies and for various clamps of the same company. The clamp cover 20 is put at least on a clamping memb...
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JP3899608B2 |
To efficiently perform installation work by protruding a pair of connection metals sideway through installation metals at both end parts, and installing a frame between columns for a temporary footing to pass over specified columns. Plur...
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JP2007070838A |
To provide a different-diameter pipe clamping structure of a pipe clamp, which can stably and positively fasten pipes of different diameters.The pipe clamp 1 is formed by connecting together one ends of a pair of arcuate pinching pieces ...
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JP3890723B2 |
To use a lightweight aluminum extrusion molding for a post and to construct a repeatedly usable scaffold. A joint metal fixture 20 having joint projections 22 fitted into groove sections 11 is inserted into a post 10 forming a plurality ...
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JP3890118B2 |
To quickly and efficiently construct a concrete structure. A scaffold plate support device 30 for placing concrete has a horizontal beam member 31, which is provided at one end with an upper engaging part 32 engaged with upper horizontal...
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JP3885335B2 |
To construct a scaffold usable repeatedly by using a lightweight aluminum extrusion molding for a post. An auxiliary metal fixture 30 having the same size as that of a circumferential inside 33 and a flat inside 34 is fitted into a post ...
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JP3884350B2 |
To simply, rapidly and surely prevent a slipping-off by a holding on the outside of a pipe and by penetrating in and out an engaging pin without the rotation of the pipe only by an operation from the outside. A slipping-off preventing to...
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JP3129321U |
To disassemble a plurality of single pipes and joint fittings connected in series at an arbitrary portion, and to locally remove a part of a continuous single pipe handrail or the like. A single pipe joint fitting (1) of a single pipe sc...
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JP3881750B2 |
To provide an angle adjusting jig capable of obliquely crossing at an optional angle to joint even when cross joints can be connected only at right angles or in parallel. This angle adjusting jig is so constituted that a pair of cross jo...
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JP2007031984A |
To provide an auxiliary metal fitting utilizable when temporarily arranging a work scaffold outside a building when disassembling and remodeling the wooden building.This supporting auxiliary metal fitting is composed of a belt-like base ...
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JP2007031987A |
To provide a joining device capable of providing a silent work environment without using a tool by securing safety with superior workability by enabling a worker to perform joining or separating operation with one hand in joining and dis...
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JP2007031957A |
To obtain a circular-tube connecting implement which can reduce manufacturing costs because it can be easily manufactured by virtue of a simple constitution, and which enables circular tubes for a handrail etc. to be easily and surely co...
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JP3878279B2 |
To conduct the connection, assembly and disassembly of building frames for a scaffold simply and efficiently in a standing state when the building frames are connected, assembled and disassembled. A retaining metal fitting 4 with a retai...
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JP3878706B2 |
To provide a metal fixture that can connect steel pipes easily and can be folded at the connection. A collar 12 having a diameter nearly equal to those of pipes to be connected is fitted into the center of a shaft 11 of a prescribed leng...
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JP3878277B2 |
To easily and firmly joint frame assemblies to each other by laterally jointing two sets of scaffolding assemblies to each other with a jointing frame body for the assembly of a scaffolding unit, arranging two sets of scaffolding units a...
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JP3872274B2 |
To provide a portable workbench having a structure preventing a handhold bar from being detached even when unexpected force acts in the use of the handhold bar. The portable workbench is provided with upper and lower lock holes 41 and 42...
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JP3870668B2 |
To provide a pipe link which is free from a fear of dropping parts thereof while at work, and allows the operator to carry out attachment/ detachment thereof in a short period of time. By circumferentially moving circular-curved gripping...
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JP3870667B2 |
To provide a pipe linking structure which can promptly link or disassemble perpendicularly arranged two pipes together or from each other, has integral linking parts, and facilitates management of component parts. The pipe linking struct...
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JP3872312B2 |
To provide a scaffolding board which is lightweight, high durable, facilitates arrangement thereof in two or more rows in parallel with each other, and facilitates direct mounting of a variety of component members thereto. The scaffoldin...
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JP3869684B2 |
To provide a locking device which allows a reduction in cost by virtue of a simple structure of a device body part and prevents a locked state from being easily released due to an impact or vibrations. This locking device regulates relat...
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JP3870319B2 |
To provide a scaffold board regulation fitting capable of securely preventing slide of a scaffold board locking hook on a horizontal member of a building frame of a frame scaffold to regulate a position of a scaffold board. This fitting ...
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JP3870329B2 |
To provide a metal fastening tool for steel pipes used for assembling works of steel pipe scaffolds, barricades, etc., by which the steel pipes do not easily drop out and bolts can be easily exchanged and further, workers or passers-by o...
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JP3869652B2 |
To provide scaffolding boards which can block a clearance formed therebetween only by stretching the scaffolding boards over a cross member of a scaffolding frame. The scaffolding board 10 stretched between the cross members 2 and 2 of t...
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JP3869654B2 |
To provide a scaffolding-board gap cover capable of surely closing gaps formed between the side end sections of scaffolding boards stretched between horizontal members for a vertical frame for a scaffolding by simple works. In the scaffo...
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JP3868343B2 |
To provide a scaffolding board that can be inexpensively manufactured and prevent the generation of looseness. The scaffolding board comprises a scaffolding board body and a hook member; the hook member comprises a socket, a plurality of...
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JP3869650B2 |
To provide a scaffolding board which can block a clearance through simple operation, by mounting clearance boards on both ends of a scaffolding board main body, and carrying out stretching work of the scaffolding board. The scaffolding b...
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JP3869651B2 |
To provide a scaffolding board which can block a clearance S formed therebetween through simple operation, by providing clearance boards for blocking the clearance, at both ends of a scaffolding board main body in one body therewith, and...
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JP3868240B2 |
To provide connection structure that can positively hold the connected state of a post and a horizontal beam member constituting a temporary structure such as timbering or a temporary scaffolding. In this connection structure for the tem...
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JP3867235B2 |
To use scaffolding boards even for circular scaffolds having different diameters by providing a transfer means that one of the inside claw and the outside claw moves to a relatively longitudinal direction against the other, between one o...
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JP3866379B2 |
To provide a maintenance device by which the bolt thread of a steel pipe clamp can be cleaned efficiently at reduced power. A steel pipe clamp maintenance device comprises a conveying mechanism 11 by which a steel pipe clamp supplied to ...
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JP3865433B2 |
To provide a workbench, by which workability at the corner sections of a column, etc., is improved by easily forming the approximately L-shaped workbench while the protruding direction of a protruding section can be changed readily. A ba...
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JP3863083B2 |
To provide a coupling structure and a connection part which sufficiently absorb a rotational force in a horizontal plane that is applied to a connected handrail and also enable the interval of connection parts relative to a flange to be ...
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JP3863883B2 |
To provide a ledger support body capable of mounting simply and easily a ledger board between the right and left prefabricated scaffoldings set up adjacently in a safe condition without or with less level difference in of the ledger boar...
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JP3864096B2 |
To provide a fitting implement for lateral frame members of a prefabricated scaffolding which is simple in the structure and can be inexpensively fabricated and very simply fitted to a cross bracing. The fitting implement is made of synt...
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JP3860864B2 |
To provide a hook device which allows locking manipulation for a cross beam in a scaffold in such a condition that a drop lock is held at a lock position, and which can hold the drop lock in an unlocking condition. A hook device for a sc...
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JP2006336376A |
To minimize deformation of a slipping-out prevention member and a pivoting axis even when the slipping-out prevention nonslip member is struck by a hammer in inserting a connective rod into two members to be connected and releasing the c...
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JP3856491B2 |
To enable a sufficient pulling-out resistance to be demonstrated and facilitate the disassembling work, by constituting a lockpin for pipes with the body and the front end part of the body and forming the external diameter of a specified...
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JP2006328831A |
To provide a clamp fitting in which dangerous pin and shaft section to an operator are not projected.A clamp fitting body 12 has a base section 24 with a supporter 22 having a flat section and a cover body 16 rotatably fitted on one side...
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JP2006322220A |
To provide an orthogonal pipe clamp device which can cut costs necessary for coupling two pipe clamps thereof together.According to the structure of the orthogonal pipe clamp device, the two pipe clamps 1A, 1B have base members 2 of the ...
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JP3851709B2 |
To provide a stable and safe temporary scaffolding handrail firmly mounted on an erection frame of a temporary scaffolding. A bearing member 13 is projected to the lower end of a handrail post 12 downward in the vertical direction along ...
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JP3847246B2 |
To provide a scaffold member for easily performing assembling and disassembling without using tools, surely continuously allowing fixation, widely securing the area of a working scaffold, and allowing a worker to safely pass and work. A ...
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JP3845257B2 |
To provide a temporary scaffold fence installable and removable easily and capable of adjusting the height of a temporary fence panel. In this temporary scaffold fence 100, a scaffold 2 is installed around a building, panel retaining cla...
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JP3846915B2 |
PURPOSE: To prevent the occurrence of a gap between scaffolding boards by making baseboards at both ends of a board mainbody in a demountable manner and arranging a stopper mechanism under a hook to place a front-side hook and a rear-sid...
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JP2006307506A |
To provide scaffolding which can be assembled in multiple layers in a short time, and contributes to efficient building of steel frames along an internal peripheral surface of a pit, in an assembled state.The scaffolding is comprised of ...
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