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WO/2004/031511A1 |
When placing concrete using concrete forms, concrete forms can be recycled, adverse effects on environment are reduced, and workability, strength, and versatility are improved. A standard size (1) has frame plate (2) forming the wall sur...
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WO/2004/025051A1 |
A shutter system for building in which each shutter comprise a pair of elongate horizontal sheet elements (12) and spaced apart vertical spacer elements (14) which engage vertical channels (16) on the sheet elements to form the shutter w...
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WO/2004/025050A1 |
Disclosed is a formwork element (1) which can be assembled along with other such formwork elements (1) so as to form a formwork structure. A formwork shell (4) having an adjustable curvature is supported by means of back supports (5) so ...
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WO/2004/013424A1 |
The present invention relates to a method for pouring a building integrallty and a special moulding assembly thereof. The method according to this invention includes following steps, at first assembling the special column moulds, the spe...
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WO/2004/011741A2 |
The invention relates to a modular HD (Heavy Duty) support system (1) having a strongly increased resistance to breaking strain and strain of flexure for the support of very huge and heavy shuttering for use in modern building. This modu...
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WO/2004/007955A1 |
The invention relates to a method for producing a concrete element, particularly a segment of a tower of a wind power plant. The aim of the invention is to improve the quality of the concrete segments in general and of the reinforced con...
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WO/2003/100184A1 |
A structural steel decking panel for supporting wet concrete and subsequently reinforcing the concrete after it has hardened is disclosed. The decking panel includes an elongate profiled steel sheet (12) having a top side (14) and an und...
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WO/2003/071046A1 |
An assembled structural beam according to the present invention comprises a top chord and a bottom chord mechanically connected by series of diagonal connecting members. The top chord includes, on an upper surface, a longitudinally exten...
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WO/2003/070653A2 |
A method for constructing concrete building units (100) comprises forming and pouring a concrete floor (102) on a floor platform (12), providing interior wall forms (22) on said concrete floor (102), providing door frames (66), conduit a...
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WO/2003/064781A1 |
An erection unit for a building floor slab is disclosed, which includes a load-bearing member for lifting the floor slab. Said load-bearing member is higher than a plane where the floor slab lies and fixed in a wall and connected with th...
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WO/2003/062544A2 |
An apparatus for forming a building support structure includes opposing, inward-facing concrete forms (114, 116) arranged adjacent to one another and in a closed-perimeter formation. Each inward-facing concrete form has an associated tru...
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WO/2003/052217A1 |
A spacer (40) is placed between side plate portions (33) of adjacent forms (30) when a plurality of the forms (30) having dam plate portions (32) and side plate portions (33) are installed in a row arrangement. One side of each dam plate...
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WO/2003/046311A1 |
A concrete placing form (30), made of a plastic material, having a hollow sheathing plate portion (32) of which one side is a concrete placing surface (31) and hollow side plate portions (33) that bend at right angle at both side edges o...
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WO/2003/038360A1 |
A method is provided for use of a concrete composition and an associated apparatus. The method provides for mixing of the concrete material, accelerant powder and, optionally, an associated substance to enable the controlled hardening of...
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WO/2002/092940A1 |
The invention relates to a support which forms a structure comprising vertical stanchions (1) with gussets (2-2') which are used to fix horizontal struts (4) and diagonal cross members (5), thereby forming a modular structure that can be...
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WO/2002/090687A1 |
This invention relates to the field of construction, in particular, to structures used for the production of concrete forms, preferably, for the production of monolithic construction elements, and can be used, preferably, in the construc...
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WO/2002/090684A1 |
The invention relates to a formwork support (10) consisting of wood for concrete formwork. Said support comprises two flanges (14), whose fibres run predominantly in the longitudinal direction of the support and an uninterrupted web (12)...
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WO/2002/088488A1 |
The invention relates to curved shuttering comprising panels (1) which are formed by a plate, struts and crosspieces. The inventive device takes on a curved form by means of multiple intermediary tensioning elements (8), which are dispos...
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WO/2002/084051A1 |
The system is intended for slab formworks, more particularly for small areas and for cases in which the perimeter walls have been built before placement of the formwork. It basically comprises vertical pillars (1), fixed heads (2) mounte...
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WO/2002/083466A1 |
A reinforcing support structure for an automotive vehicle body having a sheet structure (10) including a pair of side sheet structures (11, 12). Upper stiffener (17) and lower stiffener (18) are secured to the interior of side sheet stru...
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WO/2002/083389A2 |
An aircraft structural panel (10) of the skin-stiffener type such as is commonly used in aircraft construction, has a skin (15) supported by uniformly spaced stiffeners or frames (39). Stiffeners (39) are secured to skin (15) and extend ...
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WO/2002/083443A1 |
A closure (10) for an automotive vehicle has a sheet body (18) mounted for pivotal movement about a rotational axis between open and closed positions. A pair of parallel stiffeners (39) extend in a parallel relation from the rotational a...
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WO/2002/084050A1 |
The system is used to produce slabs on large surfaces, said system being a mesh formwork system including a mesh structure based on vertical pillars (1), dropheads (2), main beams (3) and crossbeams (4), all of which are supported on the...
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WO/2002/066215A1 |
In order to produce a concrete part (3) that is poured into a mold, the insert (5) is arranged, at least in places, between the mold and the concrete part (3). The thickness of the insert (5) can be changed in order to create a variable ...
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WO/2002/063116A1 |
A transition system for concrete forms includes a first concrete-forming panel having a first thickness and arranged to receive a first attachment mechanism, a second concrete-forming panel having a second thickness greater than the firs...
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WO/2002/055812A1 |
A method and apparatus for moulding concrete walls and for forming a mould assembly for moulding concrete walls using a pair of spaced moulds (11) formed by a plurality of mould panels (12) and (13) which have peripheral portions which o...
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WO/2002/048479A2 |
New system of formworks for concrete casting, comprising various elements connected to one another for the construction of any building structure in concrete, such as foundations, plinths, reversed beams, straight and curved walls, pilla...
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WO/2002/038875A2 |
A horizontal floor, wall or roof structure (10) having a plurality of spaced parallel joists (12),each joist (12) having a vertical web (40) with upper and lower flanges (41, 42) extending from the web (40). Each flange (41, 42) has a fr...
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WO/2002/029178A1 |
The invention relates to a support structure or formwork for producing three-dimensionally curved wall, floor or ceiling elements. The invention is characterised by a composite material (1) consisting of flexure-resistant, essentially fl...
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WO/2002/027119A1 |
The invention provides for a removable former which is interlockable with other, similar formers between spaced-apart ribs to form shuttering between the ribs for a reinforced concrete slab. The former includes a hollow block (110) which...
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WO/2002/025023A2 |
A through-insulation connector assembly for use in the construction of insulated concrete sandwich wall. The connector assembly includes a spool-shaped connector body (10) comprised of two, interconnecting pieces (12, 14) and a tie (50) ...
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WO/2002/025035A2 |
The present invention is an improved apparatus and method for forming a retractable tower or column. The present invention includes pointed hooks (40, 42) wherein the hooks (40, 42) are attached to each section of a section chain (22),on...
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WO/2002/022990A1 |
The formwork system is based on the use of modules than can be coupled to one another both laterally and vertically. Each of said modules consists of a pair of metal plates (2) defining the bottom and outer faces of the formwork. Threade...
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WO/2002/020921A1 |
Shuttering elements (1, 20) for the construction of a hemispherical building are disclosed, comprising webs (10) along the side edges (4, 5) thereof. The webs (10) project from the underside (8) of the shuttering element (1, 20), facing ...
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WO/2002/018119A2 |
The present invention relates to a method and apparatus for building structures including residential and commercial structures using a dynamic flexible extrusion process and associated apparatus. More particularly, the present invention...
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WO/2002/008535A2 |
A modular form (200) for concrete walls includes a number of adjacent basic units (12) with at least one locking mechanism (500, 900) tying at least two adjacent basic units together at attachment sites on backs of the units. At least on...
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WO/2001/079625A1 |
A round formwork module comprising a flexible skin having a front side which, when used, constitutes the forming surface for a concrete structure which is to be cast, and also provided with a rear side and a supporting structure which is...
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WO/2001/065033A1 |
An automatic or active shoring apparatus and process for controlling the deflection of the beams (12) and girders (14) in an elevated structure prior to and while concrete is placed and screeded on the beams and girders comprises a beam ...
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WO/2001/051734A1 |
A modular formwork is characterised in that each module comprises a plurality of members (6, 61, 610, 62, 620, 621) of elongated shape; a pair of guide members (1;100) apt to house said plurality of elongated members (6, 61, 610, 62, 620...
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WO/2001/049955A1 |
Said formwork consists of a plurality of narrow laminae (2) made of plastified wood or rigid plastic, which are joined to form a tubular body (1) and are fixed with the aid of an outer envelope (3) consisting of a helicoidally wound glas...
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WO/2001/029343A1 |
Lost formwork elements for casting concrete, comprising at least one base element (10) and an elevation element (20) which are joined to each other, forming an angle, along two respective longitudinal edges, in addition to at least one c...
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WO/2001/025567A1 |
The invention relates to scaffolding (2) for supporting heavy loads, comprising several substantially 2-dimensional frame elements (8, 10, 58, 60, 62). When the scaffolding is erect (2), each of the said frame elements is connected to at...
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WO/2001/007731A1 |
The invention aims at ensuring the form and stability of cylindrical or straight prismatic towers during the sliding operation. To this end, the reinforcement structures for the final state such as the horizontal spoked wheels are tempor...
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WO/2001/006075A2 |
A concrete form panel (25) has a non-removable lifting claim (31) with one end attached to an anchor pin (28). The pin does not protrude from an upper peripheral rib (15) which extends outwardly from the form panel. The other end of the ...
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WO/2001/002674A1 |
The invention relates to a self-climbing work scaffolding for constructing round reinforced steel towers. Said work scaffolding functions independently of a crane and is equipped with a trussed tower (1) that is vertically displaceable i...
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WO/2000/075460A1 |
The invention relates to formwork for concrete slabs to be cast in situ. The formwork comprises formwork elements including polystyrene panels (10) and polystyrene spacer elements (26) that can be supported by a suitable support structur...
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WO/2000/073604A1 |
A hydraulically adjustable roller support, in particular for supporting sliding formwork which is used for pouring concrete. The roller support comprises a frame, which defines a base surface of the roller support, which is to be placed ...
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WO/2000/066848A1 |
By using a thermal insulation foam/film laminate wherein each major planar surface of a foam panel has a facer film bonded thereto that meets certain performance criteria rather than a foam panel by itself, composite walls that have a fo...
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WO/2000/043613A1 |
A method of forming concrete floors in a building including coupling a plurality of form supporting shoring jacks (10) to a plurality of columns (12) of the building and supporting a form (1) on the shoring jacks (10). The height of the ...
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WO/2000/034601A1 |
A scaffolding arrangement comprises a base plate (3) having an upwardly open socket (5) dimensioned to receive a load bearing element (6) which forms part of a scaffolding assembly. An elongate cam (31) extends transversely across the lo...
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