| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 052223100 | WITH COMPONENT HAVING DISCRETE PRESTRESSING MEANS | 77 |
| 20090288355 | PRECAST COMPOSITE STRUCTURAL FLOOR SYSTEM - A precast composite flooring system utilizes girders and floor panels having steel lower structures placed in tension and concrete upper structures places in compression. Openings through a stem wall allow ducts, pipes, and conduits to be run therethrough. The system provides reduced weight over conventional precast or pour in place systems, allowing further reduction in the weight and size of other building components. The floor deck does not use tensioning strands, allowing openings to be formed at nearly any stage of construction and with reduced concern over cutting steel reinforcement. The floor panels and girders bolt together and bolt to a steel column frame, allowing for more efficient assembly. | 11-26-2009 |
| 20100000167 | MOVEABLE BARRIER - A moveable barrier includes a frame having a plurality of spaced apart frame members and a reinforcing layer fastened to at least one of the frame members. A first concrete portion at least partially embeds at least one of the frame members, and a foot assembly is attached to the frame. The foot assembly is rotatable from a stored position generally in-plane with the frame, to a deployed position generally normal to the plane of the frame. | 01-07-2010 |
| 20120240496 | Reinforcing element for built-ins in concrete constructions - Construction elements ( | 09-27-2012 |
| 20090126296 | JOINT CONFIGURATION FOR A LOAD BEARING ASSEMBLY - A load bearing assembly ( | 05-21-2009 |
| 20110113708 | METHOD FOR THE ASSEMBLY OF A TOWER AND TOWER - A number of pre-casted elements are stacked vertically to build the tower, while parts of the elements are forming the tower wall. Each element of the tower is fixed on its position and is connected with a tower foundation by a number of assigned post-tensioned cables. These cables are running inside the tower and they are pulled through the tower without embedding in dedicated channels. The post-tensioned-cables are fixed at certain points with the tower wall via damper-means to prevent their oscillation. | 05-19-2011 |
| 052223300 | Tubular shaped tank, silo, cooling tower, etc. | 2 |
| 20100154332 | BASE MAT ASSEMBLY AND METHOD OF CONSTRUCTING THE SAME - A precast reinforced concrete base mat element, a base mat assembly and method for constructing a base mat assembly from a plurality of the base mat elements are described. The base mat element comprises a concrete body having first and second conduits extending there through in first and second generally perpendicular directions and a liner plate anchored in the concrete body. Preferably the concrete bodies have interlocking surfaces formed there on. A plurality of the base mat elements may be juxtaposed together with the interlocking surfaces interlocking with one another and with the tensile members extending through the first and second tensile conduits and being post-tensioned and anchored about the base mat elements to clamp the base mat elements together. The liner plates may then be welded together to form a a generally planar membrane. In one embodiment, at least one of the first and second tensile conduits is located above and one below the horizontal center planes of the concrete bodies to limit the base mat elements from displacing vertically relative to one another. | 06-24-2010 |
| 20100325986 | SYSTEM FOR JOINING A GONDOLA TO THE CONCRETE TOWER OF AN AEROGENERATOR - The present disclosure describes a system for joining a gondola to the concrete tower of an aerogenerator, wherein the concrete tower is formed by a lower annular section, one or several intermediate annular sections and an upper annular section, including a flat annular support which is inserted between an upper surface of the upper annular section of the tower and the lower surface of a yaw bearing that supports the gondola, the flat annular support comprising orifices wherethrough a plurality of joining means pass, each of which is fixed to the bottom of the upper annular section of the tower and to the bottom of the yaw bearing. | 12-30-2010 |
| 052223400 | Axially loaded vertical structure (e.g., column, derrick) | 7 |
| 20130081342 | WIND TURBINE TOWER - A wind turbine tower is made of reinforced concrete with fibre rovings as reinforcements. The fibre rovings may include, for example, glass fibre rovings, or armid fibre rovings, or carbon fibre rovings. The fibre rovings may comprise, for example, a bundle of multiple parallel oriented fibers forming a thin rope. | 04-04-2013 |
| 20080245004 | AUTOMATIC TAKE-UP DEVICE AND IN-LINE COUPLER - A tension connection for a building includes a first elongated tension member having proximal and distal ends, the first elongated tension member being anchored at its distal end, a second elongated tension member having proximal and distal ends, the second elongated tension member being anchored at its distal end, and the proximal ends of the first and second elongated tension members being disposed in close proximity and connected by a coupler, having a surrounding sleeve, the coupler being formed with a connection end and a take-up end, and a central bore wherein at least a portion of the central bore is formed as a substantially cylindrical inner surface and wherein at least a portion of the cylindrical inner surface is formed with a thread, the coupler also being formed with a first rotational member, having a distal end and a proximal end, the rotational member being received in the central bore of the surrounding sleeve and operatively connected to the surrounding sleeve, the first rotational member having a cylindrical outer surface formed with a thread that mates with the thread of the cylindrical inner surface of the surrounding sleeve and is connected to the surrounding sleeve only by the mating attachment of the thread on the cylindrical outer surface with the thread of the surrounding sleeve, such that the rotational member can rotate in relation to the surrounding sleeve, and a torsion spring connects the first rotational member and the surrounding sleeve, the torsion spring biasing the first rotational member and the surrounding sleeve in opposite rotational directions such that the first rotational member can be drawn into the surrounding sleeve. | 10-09-2008 |
| 20120266552 | TOWER HAVING A PRE-STRESSED CONCRETE COLUMN AND CONSTRUCTION METHOD - A hollow column having a wall surrounding an inner space is erected. Pre-stressing cables comprising tendons and two cable terminations are pre-assembled. Each tendon is contained in a respective jacket with a protective substance. Each cable termination comprises a block for anchoring each tendon of a pre-stressing cable, a chamber filled with a protective substance on a rear side of the block and a sealing system closing the chamber opposite the block. Each tendon of the pre-stressing cable extends through the sealing system and has its jacket interrupted in the chamber. The pre-assembled pre-stressing cables are installed in the inner space of the hollow column, with the two terminations of each cable bearing against abutment portions provided at the upper and lower parts of the column. The pre-stressing cables can then be tensioned. | 10-25-2012 |
| 20090000227 | WIND ENERGY PLANT TOWER - A wind energy plant tower with a tower portion made of a concrete material and a steel-made tubular tower segment, which has on its foot a plurality of connection bores for the connection to the tower portion made of the concrete material, wherein the tower portion made of the concrete material has a head portion with a plurality of openings and a plurality of anchor bolts are provided, which can be fastened after the completion of the tower portion made of the concrete material each at a time in or on one of the connection bores on the foot of the steel-made tower segment and one of the openings in the head portion. | 01-01-2009 |
| 052223500 | Composed of stacked sections | 3 |
| 20110239563 | WIND GENERATOR TOWER AND PROCESS FOR ASSEMBLY THEREOF - The present invention provides a wind generator tower and a process for assembly thereof. A truncated conical tower assembled from reinforced concrete modules disposes of a tensioning system which provides greater resistance to the same and, in turn, the joints defined between the modules which form the tower are sealed. | 10-06-2011 |
| 20110265403 | PRECAST CONCRETE STRUCTURE AND METHOD OF CONSTRUCTING THE SAME - The pre-cast concrete structure of the present invention comprises a lower unit structure | 11-03-2011 |
| 20100132282 | WIND TURBINE TOWER AND SYSTEM AND METHOD FOR FABRICATING THE SAME - A system and method for fabricating a wind turbine tower is provided. The method includes providing at least one fiber reinforced plastic (“FRP”) strand, embedding a first portion of the FRP strand into a first concrete segment, and embedding a second portion of the FRP strand into a second concrete segment such that a third portion of the FRP strand extends from the first concrete segment to the second concrete segment. The method further includes displacing at least one of the first concrete segment and the second concrete segment relative to the other such that a tension is applied to the third portion of the FRP strand. | 06-03-2010 |
| 052223600 | Slab or panel construction | 27 |
| 20090301011 | REINFORCED CONCRETE CEILING AND PROCESS FOR THE MANUFACTURE THEREOF - A reinforced concrete ceiling is characterized by a combination of the following features:
| 12-10-2009 |
| 20100037545 | The possibility of special lightening, insulating and reinforcing intermediate floor constructions - The possibility of special lightening, insulating and reinforcing intermediate floor constructions enables fast building of semi-prefibraceted and prefabricated floor with complete insulation, bearing capacity and smaller price. Floor elements and are constructed to that already present steel space trusses can be placed in their channels, so that are hastened the building of intermediate floor constructions and makes them cheaper, too. They are minimum shorting at the ends and at the middle of beams, so the works below can be proceeding and the required working time is shorter. The intermediate floor construction is already insulating, so they are no need for insulating, which makes the construction cheaper and the required working time shorter. The plates are enabling the increase of the height of the floor constructions, by tying two beams in the construction. Usage of distance elements and protects the reinforcement in floor construction, so they are no need for corrosion protection. | 02-18-2010 |
| 20090320393 | Precast prestress raised access floor construction - A precast prestress raised access floor construction is provided which includes a precast prestress concrete slab, having an upper base floor surface and a lower surface, a plurality of raised access floor panel pedestal support members bearing directly upon the upper base floor surface, and a plurality of raised access floor panels connected to the support means whereby a void is formed between the floor panels and the upper base floor surface. | 12-31-2009 |
| 20100132283 | PRECAST COMPOSITE STRUCTURAL FLOOR SYSTEM - A composite floor panel includes a frame assembly having a base plate, a plurality of first lateral supports secured to the base plate, and a plurality of second lateral supports secured to the base plate. The first lateral supports lie in a first plane and the second lateral supports lie in a second plane. The first plane and the second plane each intersect the base plate and the first plane is disposed at an angle relative to the second plane. The composite floor panel also includes a concrete portion coupled to and supported by the first lateral supports and the second lateral supports. | 06-03-2010 |
| 20100313505 | LIGHT-WEIGHT LOAD-BEARING STRUCTURES - The invention relates to a light-weight load-bearing structure ( | 12-16-2010 |
| 20120240497 | CONSTRUCTION SYSTEM - A reinforcing structure is described for use in supporting a floor at a junction thereof with a structural column. The structure has several generally elongate, preassembled frame structures, each frame structure are disposed in rows parallel to one another. The frame structures incorporate the main top and bottom reinforcement bars for the reinforced floor with integral shear connectors forming part of the frame structures and the shear connectors tying the top and bottom reinforcement together. Transverse internal reinforcing bars are disposed parallel to one another and connected across the top or bottom reinforcing bars of each frame structure to connect the preassembled frame structures into a cagework of spaced-apart, rigidly connected frame structures. | 09-27-2012 |
| 20110258949 | PRESTRESSED SLAB ELEMENT - The invention relates to a prestressed slab element ( | 10-27-2011 |
| 20110131905 | CEMENTITIOUS DECK OR ROOF PANELS AND MODULAR BUILDING CONSTRUCTION - An improved cementitious panel of the type which, in use, is supported, with its upper surface in biaxial compression, by steel beams and forms part of a deck or roof in a modular structure, wherein the improvement comprises a single layer of reinforcement in the panel. | 06-09-2011 |
| 20100287859 | CONCRETE BEAM ASSEMBLY - A concrete beam assembly has a concrete beam with two vertical webs spaced apart from one another that extend along the length of the beam. A horizontal first flange extends between the first edges of the webs, so that the webs and first flange define a channel extending along the length of the beam. Horizontal second and third flanges extend laterally outward in opposing directions from the second edges of the webs. A flat flooring structure is supported by the upper surfaces of the beam. | 11-18-2010 |
| 20110225908 | SYSTEM AND METHOD FOR CONCRETE SLAB CONNECTION - Systems and methods of transferring loads between adjacent cast-in-place slabs, such as concrete slabs, and for accurately positioning dowels between adjacent sections of slabs are provided. A generally planar plate-type dowel is used which may be positioned within a cutaway in a preexisting slab of concrete. The dowel is shaped to generally conform to the shape of the cutaway, which is made by a saw blade. Once the dowel is positioned within the preexisting slab, a new slab is poured adjacent the preexisting slab. Rubber seals are included on the edges of the dowels to provide spacing or a gap between the dowel and the preexisting slab to allow for lateral independent movement of the adjacent slabs, and to prevent concrete from the newly poured second slab from entering into the gap. A saw unit for making a generally planar cut horizontally into an edge of a hardened concrete slab is also provided. | 09-22-2011 |
| 20120324811 | REINFORCED CONCRETE PARTITION BODY - Provided is a reinforced concrete partitioning structure that can exhibit electromagnetic shield function against an electromagnetic wave at target frequency. It includes an RC wall to attenuate an electromagnetic wave at target frequency propagating from an inner space to an outer space, a concrete portion having a thickness in a direction from the inner space to the outer space, and a front reinforcing bar lattice which forms a reinforcing bar plane in lattice at a position along the thickness of the concrete portion. The front reinforcing bar lattice has a plurality of longitudinal bars arranged at fixed spacing, and a plurality of transverse bars arranged at fixed spacing to intersect the longitudinal bars. The spacings of the longitudinal bars and transverse bars are adjusted according to the wavelength of an electromagnetic wave at the target frequency. | 12-27-2012 |
| 20120090254 | METHOD OF FORMING FLAT STRIP STEPPED SLAB FLOOR SYSTEM OF REINFORCED CONCRETE - A system and a method for a reinforced concrete slab are disclosed. The system includes a plurality of column strips of a predefined thickness positioned on a plurality of columns, a plurality of transitional strips positioned adjacent to the plurality of column strips, whereby a thickness of the plurality of transitional strips comparatively less than the predefined thickness of the plurality of column strips, a central panel bound by the plurality of transitional strips, whereby the thickness of the central panel comparatively less than the thickness of the plurality of transitional strips and a plurality of column steps positioned in between the plurality of columns and the plurality of column strips. | 04-19-2012 |
| 20120285108 | LOAD TRANSFER DEVICE - A load transfer device is provided to connect concrete elements including, but not limited to, sandwich and double wall panel wythes, roof, floor, balcony and canopy members, and pavement. The device may be used to connect and transfer loads between the components of sandwich and double wall panels. The device includes two load transfer members positioned at an angle with respect to one another. Additionally provided are a retention housing for retaining one or more load transfer members at their angled positions and a depth locating means for retaining one or more load transfer members at their proper depth. Also provided are sandwich wall panels and double wall panels employing the load transfer device and methods for manufacturing sandwich wall panels and double wall panels employing the disclosed load transfer device. | 11-15-2012 |
| 20130014457 | REINFORCEMENT STRUCTURE OF RECTANGULAR FLAT METAL PLATEAANM Suzuki; ToshiroAACI Kawasaki-shiAACO JPAAGP Suzuki; Toshiro Kawasaki-shi JP - Disclosed is a reinforcement structure of a rectangular flat metal plate, which is provided with: a rectangular flat metal plate that is predominantly subjected to in-plane shear, and supports a compressive load as necessary; strip-like rectangular section members that are spliced in parallel with both side edges of the flat plate in the longitudinal direction so as to reinforce the flat plate; and a plurality of square tube-like members that are parallelly arranged for each constant interval in the shorter side direction of the flat plate, and are spliced on one side surface of the flat plate, or are spliced so as to overlap one another across the flat plate between both surfaces of the front and back of the flat plate, wherein the torsional rigidity and torsional strength of the rectangular flat metal plate are increased to ensure a yield shear load, and shear yield strength can be stably maintained even in the transition of shear deformation after the yield. | 01-17-2013 |
| 052223700 | Composed of abutting modular panels or blocks | 13 |
| 20120222375 | Method to Compress Prefabricated Deck Units by Tensioning Elements at Intermediate Supports - A structural system comprised of prefabricated deck units spaced along longitudinal load-carrying members which produces longitudinal axial compression in deck units. During construction, prefabricated deck units are erected on top of and supported by the longitudinal load-carrying members via leveling devices, which also permit relative motion between the longitudinal load-carrying members and the prefabricated deck units. Anchor assemblies are affixed to the longitudinal load-carrying members near intermediate supports. Tensioned structural elements are installed in the anchor assemblies between spans and stressed to induce tension in the longitudinal load-carrying members and subsequently produce deck compression. | 09-06-2012 |
| 20110271618 | PRECAST COMPOSITE STRUCTURAL FLOOR SYSTEM - A composite floor panel includes a concrete floor deck having a side portion and an edge member secured to the side portion. The edge member is configured to be positioned in proximity to an adjacent edge member. The adjacent edge member is coupled to an adjacent concrete floor deck. The edge member is further configured to have a junction formed between the edge member and the adjacent edge member to define a channel. The edge member is further configured to have a binder material placed in the channel to form a joint between the concrete floor deck and the adjacent concrete floor deck. | 11-10-2011 |
| 20100307081 | FIT-TOGETHER TYPE OF PRECAST CONCRETE LINING AND BRIDGING STRUCTURAL BODY - The present invention relates to a fit-together type of precast concrete lining and bridging structural body in which main girders are integrated with deck plates. Precast concrete deck members connected in longitudinal and transverse directions are pre-stressed by pre-stressed members, thereby making it possible to increase load carrying capacity or rigidity of a structure to stably use the structure for a long time. Further, it is possible to support the load applied from the top of a deck structure with a small thickness, and to make the deck structure light. Due to a knockdown type (fit-together type), installation and dismantlement are easy, and reuse is possible, and thus it is possible to provide convenient construction and low production costs. | 12-09-2010 |
| 20110271617 | PRECAST COMPOSITE STRUCTURAL FLOOR SYSTEM - A composite floor panel includes a concrete floor deck having a side portion and an edge member secured to the side portion. The edge member is configured to be positioned in proximity to an adjacent edge member. The adjacent edge member is coupled to an adjacent concrete floor deck. The edge member is further configured to have a junction formed between the edge member and the adjacent edge member to define a channel. The edge member is further configured to have a binder material placed in the channel to form a joint between the concrete floor deck and the adjacent concrete floor deck. | 11-10-2011 |
| 20120023845 | Base Mat Assembly And Method For Constructing The Same - A precast reinforced concrete base mat element, a base mat assembly and method for constructing a base mat assembly from a plurality of the base mat elements are described. The base mat element comprises a concrete body having first and second conduits extending there through in first and second generally perpendicular directions and a liner plate anchored in the concrete body. Preferably the concrete bodies have interlocking surfaces formed there on. A plurality of the base mat elements may be juxtaposed together with the interlocking surfaces interlocking with one another and with the tensile members extending through the first and second tensile conduits and being post-tensioned and anchored about the base mat elements to clamp the base mat elements together. The liner plates may then be welded together to form a generally planar membrane. In one embodiment, at least one of the first and second tensile conduits is located above and one below the horizontal center planes of the concrete bodies to limit the base mat elements from displacing vertically relative to one another. | 02-02-2012 |
| 20080245005 | Reusable Modular Block Wall Assembly System - A reusable modular block system includes a lightweight structural block having a top, a bottom, a first block end, a second block end, an insulating core, an inside facing and an outside facing wherein the structural block is configured to create internal vertical and horizontal raceways between adjacent blocks, a gasketing system connected to the structural block along a portion of the periphery of the structural block, and a fastening system within and that extends horizontally and vertically through the insulating core where the structural block, the gasketing system and the fastening system form a single, integral block component. | 10-09-2008 |
| 20090049776 | STABLE AND EFFICIENT BUILDING SYSTEM - A plurality of different types of modules are used to form external and internal walls of a building system. Adjacent modules are interlocked by first and second fitting surfaces of respective adjacent modules. First and second adjacent modules are attached using a fastening system which includes a fixing rod and wall fitting unit. A fitting surface of the first adjacent module is fitted with the wall fitting unit and the fixing rod is inserted through the second adjacent module. | 02-26-2009 |
| 20090071083 | Stilted floor unit - A stilted floor unit comprises comprises a floor plate, having a lower side and four corners, four bearing elements on the lower side of the floor plate at the four corners thereof, respectively fastened to four stilts by holes and fixing elements, and connecting rods, each connecting two of the bearing elements. Thereby load on the floor plate is distributed, so that stability and buckling resistance thereof is enhanced. | 03-19-2009 |
| 20110041433 | Method to Compress Prefabricated Deck Units with External Tensioned Structural Elements - A structural system comprised of prefabricated deck units spaced along longitudinal load-carrying members with tensioned structural elements, typically anchored in longitudinal load-carrying members, which produce longitudinal axial compression in these units. During construction, prefabricated deck units are erected on top of and supported by the longitudinal load-carrying members via leveling devices. Leveling devices permit relative motion between the longitudinal load-carrying members and the prefabricated deck units, except at two ends of a structural unit, where deck connection units are connected to longitudinal members. In the longitudinal direction, each girder line contains more than one girder or girder segment and the girders or girder segments are not continuous during tensioning. The girder support allows the girder or girder segments to move in the longitudinal direction. When the tensioned structural elements are stressed, the longitudinal component of the tensioned structural element can become compression in the deck. Tensioned structural elements in the girder or girder segments are deviated relative to the horizontal plane of the prefabricated deck units, subsequently enhancing the load-carrying capacity of the longitudinal load-carrying members. | 02-24-2011 |
| 20110131906 | ONE-PIECE INTEGRATED COMPOSITE WALL FOUNDATION AND FLOOR SLAB SYSTEM - A unitary, composite wall foundation and floor slab structure and system is provided by a pre-stressed cast concrete structure having a wall foundation region, a floor slab region and a transitional region therebetween and strands passing through all of those regions. One or more such structures are also post-tensioned using cables passing through tube embedded in the cast concrete structure and, when a plurality of such structures are employed in a modular manner, such post-tensioning draws all such modules into a larger unitary composite wall foundation and floor slab structure. The transition region may be further reinforced by angular reinforcing elements. Intermediate and end sections of varied shape may be used to complete the structure. | 06-09-2011 |
| 20090313923 | WALL SYSTEM - The present invention is directed to a block building system for building a wall structure that includes a plurality of pre-formed blocks configured to be stacked vertically upon one another to form the wall structure. Each block has at least one frustum-shaped protrusion on a top surface of the block, a horizontal channel formed in a bottom surface of the block, and at least one aperture extending vertically through an interior of the block. The system also has at least one base track, a plurality of T-shaped reinforcement members configured to engage with and extend upwardly from the track, a plurality of extension members that interlock with and extend T-shaped reinforcement members, and securing members. One or more courses of blocks can be vertically stacked over the base track by passing the T-shaped reinforcement members and/or extension members through the apertures formed in the blocks, thereby forming the wall structure. | 12-24-2009 |
| 20120317906 | MODULAR SLAB AND MODULAR SURFACE SYSTEM - A removable modular slab for use in the construction industry includes upper, lower, and first and second opposing end surfaces, and a conduit extending from the upper surface to an end surface. The slab is abuttable with a second removable modular slab, having: (i) a conduit extending from the upper surface to an end surface, and/or (ii) a cavity extending from an end surface into the slab, whereby the conduits mate to form an elongate conduit through the two slabs. By access through apertures in each slab, a first joining structure is removably locatable to join the two slabs. Cavities may terminate within the second slab and only be accessible through the upper surface of the first slab. A modular surface system includes two such slabs and a joining structure to join the two slabs together. | 12-20-2012 |
| 20120272596 | SET OF ELEMENTS FOR CONSTRUCTING A WOODEN WALL AND METHOD FOR USING SUCH ELEMENTS - The invention relates to a set of building elements comprising a first type of element ( | 11-01-2012 |
| 052223800 | Beam, girder, or truss construction | 12 |
| 20080302034 | TWO-WAY PRE-STRESS SYSTEM AND BENDING DEVICE THEREFOR - Disclosed is a two-way pre-stress system for applying pre-stress to a member of a structure by a pre-tendon method, the system comprising: a mold for forming the member, the mold having a concrete pouring space; a supporter installed outside the mold; at least one horizontal tendon installed in the mold in a horizontal direction; a horizontal tendon settling device installed at the supporter, for settling the horizontal tendon in the mold; at least one vertical tendon installed in the mold in a vertical direction; a vertical tendon settling device installed at the supporter, for settling the vertical tendons in the mold; and a bending device installed at the supporter and combined with at least one of the vertical tendon, for forming a bent portion in at least one vertical tendon in a deep portion of the member. | 12-11-2008 |
| 20130097947 | STEEL STRUCTURE INCLUDING PRE-STRESSING BRACKETS FOR IMPROVING LOAD-CARRYING CAPACITY AND SERVICEABILITY - A steel structure including pre-stressing brackets for improving load-carrying capacity and serviceability comprises: a steel girder; a plurality of connecting brackets connected to the bottom surface of the steel girder spaced and apart from one; and a cover plate connected to the bottom surfaces of the connecting brackets. Since the cover plate is installed regardless of the connecting portion of the steel girder, pre-stressing section can be consecutively formed therefore pre-stress effect is improved. Moreover, since the connecting brackets space the cover plate a constant distance from the steel girder, the moment of inertia is increased so the span of a bridge might be increased. | 04-25-2013 |
| 20100101163 | MODULAR ELEMENTS FOR STRUCTURAL REINFORCEMENT - A structural element made of a composite material includes a plurality of modular cells disposed within the composite material that have tensile elements that create axially directed tension anchoring elements attached to the tensile elements that create compression with anchoring elements of proximate modular cells. The modular cells may be disposed randomly or in a patterned manner within the composite material. A stackable structural cell facilitates more efficient creation of beams or columns and can include rebar for some of the tension elements that are axially arranged. Additionally, modular cells and/or supported capsules may be added to increase tension and/or decrease mass or weight of the beam or column. The structural cell can further include a boundary layer for containing the composite material prior to hardening. | 04-29-2010 |
| 20120240498 | TRAFFIC SIGNAL SUPPORTING STRUCTURES AND METHODS - The embodiments presented herein include systems and methods for mitigating fatigue and fracture in mast-and-arm supporting structures caused by wind and other excitation forces. In particular, the embodiments presented herein utilize pre-stressed devices to reduce tensile stresses in arm-to-mast connections and/or mast-to-foundation connections of the traffic signal supporting structures. Present embodiments may employ stressed cables, post-tensioned bars (e.g., DYWIDAG bars), threaded rods, and so forth, to mitigate fatigue and fracture in the traffic signal supporting structures. | 09-27-2012 |
| 20110232216 | BEAM HAVING INTERNAL TENSIONING AND METHODS - A structural support member is provided. The structural support member includes a tensioning mechanism for applying a preload to a beam member of the structural support member. The tensioning mechanism acting on a loading pin causing the beam member to bend. | 09-29-2011 |
| 20100229482 | Connecting Structure - The present invention relates to a connecting structure including: a node member having an accommodating space formed therein; a lower truss member disposed penetratingly at the lower portion of the node member, the lower truss member being made of a material with tension and compression-resistant rigidity and having a predetermined length; an upper truss member disposed penetratingly at the upper portion of the node member in such a manner as to be spaced apart from the lower truss member, the upper truss member being made of a material with tension and compression-resistant rigidity and having a predetermined length; and a filler adapted to be filled in the node member in such a manner as to be initially injected in a fluid state into the accommodating space of the node member so as to surround the lower truss member and the upper truss member, and then to be hardened as time elapses so as to rigidly couple the lower truss member and the upper truss member therewith. | 09-16-2010 |
| 052223900 | Composed of abutting sections | 2 |
| 20080250737 | Extruded Structural Beam - An extruded structural beam having a first member comprising rigid webbing interposed between a top flange and bottom flange. The top and bottom flanges of the first member each have a groove formed thereon for receiving a spline to secure screening material. Similarly, a second member having rigid webbing interposed between a top flange and bottom flange have a groove formed on the flanges for receiving a spline to secure screening material. The top and bottom flanges of both the first member and second member each further comprise opposing longitudinal channels for coupling the flanges so that a rectangular structural beam is formed. The outer surfaces of the flanges each further comprise a longitudinal slot so that a plurality of fasteners can be installed, through the longitudinal slots and flanges to secure the first member and second member together. | 10-16-2008 |
| 20090019799 | Modular load-bearing beam and shelter, in particular for a swimming pool, incorporating said beam - A beam for a shelter that can cover an area ( | 01-22-2009 |
| 052223110 | Connecting adjacent ends of monolithic beam or girder | 3 |
| 20090064610 | Segments for building spliced prestressed concrete grider and method of manufacturing the segments - Provided are segments of a spliced prestressed concrete girder, which have improved structural integrity at joints, and a method of manufacturing the segments. The method of manufacturing the segments, which are combined to build the spliced prestressed concrete girder, includes: manufacturing one or more joint blocks, each having a first end that has a shear key and is to be spliced to an end of an adjacent segment and having a second end that is bonded to a segment body of the segment; and manufacturing the segment body by using the one or more joint blocks as one or more ends of a formwork in which the segment body is to be made and by casting and curing concrete in the formwork, wherein the one or more joint blocks are fixedly bonded to one or more ends of the segment body in the manufacturing of the segment body. | 03-12-2009 |
| 20110011018 | MODULAR CONSTRUCTION MOLD APPARATUS AND METHOD FOR CONSTRUCTING CONCRETE BUILDINGS AND STRUCTURES - A modular steel-framed construction mold apparatus comprised of a plurality of contiguous foundation, cavity wall and roof deck void spaces defined and formed by assemblies of interlocking encasement panels and connectors integrally attached to a structural steel grillage for accepting, containing, and shaping wet concrete fill, a method for forming, casting, and encasing monolithic composite concrete and steel buildings and structures in situ using said mold apparatus, and a permanently encased monolithic composite concrete and steel structure constructed by employing the foregoing modular mold apparatus and method of concrete construction. The structural steel grillage supports the encasement assemblies before and during the casting process, becoming fully embedded within the cast concrete, and provides tensile strength complementing the compressive strength of concrete fill. The panelized encasement assemblies remain in place following casting protecting and insulating the resulting composite concrete and steel buildings and structures. | 01-20-2011 |
| 20080295424 | Tower module, system and method - A tower module, tower module structures and related methods are provided for use in construction support structures. The tower module includes vertical support members, and horizontal members rigidly attached between the vertical members to provide a box-like structure. The box-like structure has a top end portion and a bottom end portion. The top end portion includes a first portion of a connection interface, and the bottom end portion includes a second portion of a connecting interface. The top portion of a first tower module is adapted to receive and connect to the bottom portion of a second tower module for forming a column. | 12-04-2008 |
| 052223120 | Homogenous design (e.g., all metal) | 1 |
| 20090113827 | Metal construction member - A metal construction member is disclosed in which the main body is fabricated from a high yield steel sheet which has a thickness dimension of about 0.015 inches to about 0.045 inches, and a yield strength of about 57 ksi to about 65 ksi, and has a cross sectional shape which imparts increased strength to the metal construction member. | 05-07-2009 |
| 052223130 | Anchorage (e.g., end) | 19 |
| 20090193731 | Concrete form duct chair and method - An improved concrete form duct chair and method of forming concrete structures. The concrete form duct chair has a generally flat polymer or steel body with several pre-stressing strand duct sized apertures passing through the body, as well as four or more alignment legs projecting from the body, the alignment legs and body dimensioned and configured to extend for a total width approximately equal to such cross sectional width of such concrete form and thus hold the concrete form duct chair in position against the walls of the form. Concrete access apertures passing through the body allow concrete to pass therethrough during pouring operations. A method embodiment of the invention teaches pouring of concrete structures with pre-stressing ducts passing therethrough using the device of the invention to retain the pre-stressing ducts in alignment within the concrete form. | 08-06-2009 |
| 20100043322 | SYSTEM AND METHOD FOR PROVIDING SYNCHRONIZED MOVING OBJECTS IN AN ORNAMENTAL DISPLAY - System and methods for providing synchronized ornamental displays in a presentation zone that is at least partially containing a fluid, which include a support structure, a decorative object supported by the support structure, a light disposed on the object, a plurality of cables coupled to the support structure at their respective first ends; a plurality of cable tensioning devices, wherein one cable tensioning device is engaged with the second end of a respective cable of the plurality of cables, and the plurality of cable tensioning devices are positioned spatially about the periphery of the presentation zone, wherein the spatial arrangement defines a range of desired movement for the object, and a control device operatively associated with the tensioning devices and light. | 02-25-2010 |
| 20090293389 | COVER FOR PRESTRESSED CONCRETE MEMBER - A prestressed structural concrete system is disclosed that includes a prestressed concrete structural member and a cover configured to securely engage a cavity of the member to substantially seal the cavity from an outside environment. The cover includes a surface configured to achieve a substantially fluid tight seal with the concrete member. | 12-03-2009 |
| 20090056250 | Cable assembly and method for wall-anchoring purposes - An assembly and method for anchoring a wall frame to the foundation of a building utilizes an anchor member which can be threaded upon a threaded shank which is connected to and extends upwardly from the foundation, a cable, a first cable vice which is connectable to one end of the cable and being anchorable to a top member of the wall frame which is positioned upon the foundation, a second cable vice which is connectable to the other end of the cable, and a cap member. The second cable vice is anchorable to the cap member, and the cap member is connectable to the anchor member so that when the cable is anchored between the top member of the wall frame and the cap member by way of the first and second cable vices, the cap member can be connected to the anchor member to thereby tension the cable between the top member of the wall frame and the foundation. A spring can be embodied within the assembly for providing a visual indication of the amount of tension applied to the cable upon connection of the cap member to the anchor member. | 03-05-2009 |
| 20090013625 | Method of Reinforcement of a Structure and Structure Thus Reinforced - Method for reinforcing a structure ( | 01-15-2009 |
| 20100088985 | Connection Of Prestressing Sheath Sections Of A Structure Having A Series Of Precast Elements - The prestressed building structure comprises an assembly of precast elements separated by gaps occupied by an interface product, one or more prestressing sheaths having sections respectively incorporated into the precast elements, and a prestressing tendon tensioned inside the sheath. The sheath sections are respectively fitted with first and second end pieces opening out on the facing surfaces of the two precast elements. The first end piece has a flared opening. An elastic connecting sleeve is connected in a sealed manner to the second end piece. The sleeve presses against the first end piece, which compresses it longitudinally to ensure a seal between the inside of the sheath sections and the gap separating the adjacent surfaces of the two elements. | 04-15-2010 |
| 20080289273 | Strengthened assembly enclosed in construction - A system of construction using a mechanical device ( | 11-27-2008 |
| 20090183451 | LINEARLY EXTENDIBLE IMPACT ANCHOR DRIVING POLE AND ANCHOR SYSTEM - A linearly extendible impact anchor driving apparatus for positioning and setting a wedge anchor assembly in a pre-drilled hole extending inwardly through the ceiling or wall surface of a structure while at ground level and with a single tool. One embodiment of the apparatus has an extendible tubular housing with a coupling and anchor head at one end and a hemispherical end tip at the other. A slidable handle impacts a stop mounted to the body to impart linear force to the anchor. | 07-23-2009 |
| 20090205273 | ANCHOR SYSTEM WITH SUBSTANTIALLY LONGITUDINALLY EQUAL WEDGE COMPRESSION - An anchor system for a tendon includes a load transfer device having at least one wedge receiving bore therein. The wedge receiving bore has a tapered interior surface. The anchor system also includes a wedge configured to be affixed to an exterior surface of a tendon. The wedge has a tapered exterior surface configured to cooperate with the tapered interior surface of the wedge receiving bore to laterally compress the wedge against a tendon when the wedge is moved longitudinally into the bore. Taper angle of the wedge and a taper angle of the wedge receiving bore are selected such that longitudinal compressive force exerted by the wedge is substantially evenly longitudinally distributed. | 08-20-2009 |
| 20090077913 | SHEATHING RETAINING CAP - An article for engaging a sheathing of a sheathed portion of a tendon has a tubular body having an inner surface and outer surface and a first end and a second end, fins extending radially outwardly from the outer surface, a longitudinal split extending through a wall of the tubular body and extending from the first end to the second end, locking ribs extending radially inwardly from the inner surface of the tubular body, and a collar formed adjacent the second end of said tubular body. Each of the locking ribs extends parallel to the other locking ribs. The locking ribs are equally spaced along the inner surface of the tubular body. Each of the fins extends parallel to the other fins. Each of the fins have a height increasing from the first end to the second end of the tubular body. | 03-26-2009 |
| 20080229688 | TENSIONING APPARATUS AND METHOD - A system and method for tensioning a cable. A thimble is placed over an eccentric member having a splined bore. A portion of an endless cable is placed over the thimble. The eccentric member and thimble are placed between a pair of parallel, spaced apart arms of a mounting structure. A splined shaft is inserted through holes in the arms and into the splined bore of the eccentric member to secure the eccentric member to the mounting structure. A threaded nut is placed on a threaded end of the splined shaft. The cable is tensioned by rotating a head portion of the splined shaft 180 degrees, or by a different predetermined value, which places the cable under a predetermined tension. A retaining screw is inserted through one of the mounting structure arms and into a threaded hole in the eccentric member. The system enables a precise degree of tension to be quickly and easily applied to a cable with no risk of accidentally over-tensioning the cable. | 09-25-2008 |
| 20090107062 | Lifting Equipment For Handling A Wind Turbine Component And A Method For Handling A Wind Turbine Component - The invention relates to a lifting equipment for handling a wind turbine component in connection with lifting means. The equipment comprises a base frame with at least one attachment area, and at least two attachment points for said wind turbine component. The at least one of said attachment points are adjustable mounted in relation to said base frame. | 04-30-2009 |
| 20110000155 | Cable End Anchorage With Overload Protection - A cable end anchorage for fastening at least one cable at a supporting structure includes at least one first connecting element for connection with the supporting structure, at least one second connecting element for connection with the cable and at least one coupling element for connection of the two connecting elements in a force-transmitting manner. In the region of the coupling element, an overload device designed as a predetermined breaking point of the coupling element is provided for unfastening the connection between the two connecting elements when a critical load has been exceeded. A stop device is provided for limiting the relative motion of the connecting elements after unfastening of the connection when a critical load has been exceeded. The cable end anchorage features a transverse plate that is connected with the coupling element in a force-transmitting manner and at least one tension rod that penetrates the transverse plate in a recess with an at least slightly radial clearance, wherein one end of the tension rod is connected with one of the two connecting elements in a force-transmitting manner on one side of the transverse plate, and a terminal plate is provided at the opposite end of the tension rod on the other side of the transverse plate, the terminal plate serving as a stop on the transverse plate when a critical load has been exceeded. | 01-06-2011 |
| 20110072745 | ANCHORING, SPLICING AND TENSIONING ELONGATED REINFORCEMENT MEMBERS - Anchoring devices and systems are disclosed for use with elongated reinforcement members such as FRP, SRP, metallic bars, or cables. Such devices and systems impart a compressive stress into a static structure having the elongated reinforcement member running therethrough or therealong. An anchoring system can include an anchor block that includes a front end surface for contacting the static structure, an axial bore for receiving the elongated reinforcement member, and clamping members that, when closed, exert a radial clamping force on a reinforcement member in the axial bore. A tensioning and anchoring system may include one or more tensioners integrally connected to an anchor block. At least one sleeve may be secured to the anchor block and cooperate with a bolt that displaces the anchor block to place a tensile force on the elongated reinforcement member and impart a compressive force on the static structure. | 03-31-2011 |
| 20120000153 | BRACKET STRUCTURE FOR INCREASING LOAD-CARRYING CAPACITY OF CONCRETE STRUCTURE AND ENABLING EASY CONSTRUCTION - Disclosed herein is a bracket structure for increasing strength of a concrete structure and enabling easy construction. The bracket structure includes an affixing bracket and a pre-stressing steel plate. The affixing bracket comprises a holding member connected to a bottom of the concrete structure using an anchor bolt, and a support member connected to the holding member and forming a channel to increase the moment of inertia of area of the concrete structure. The pre-stressing steel plate is connected to the support member of the affixing bracket, and applies stress to the concrete structure. | 01-05-2012 |
| 20120011788 | Method for Strengthening a Structure and Associated Anchorage Unit - The invention therefore proposes an anchorage unit for anchoring at least one prestressing member, capable of being tensioned, onto a structural component to be strengthened or repaired by additional prestressing. The anchorage unit includes means of fixing onto the structural component and means of anchoring the prestressing member located adjacent to a first side of the anchorage unit oriented towards a regular section of the prestressing member. The fixing means are located adjacent to a second side, opposite the first side, of the anchorage unit, which is so provided that it may be put into traction when the prestressing member is tensioned. | 01-19-2012 |
| 20100050546 | STRAND - There is provided a strand that can reduce the trouble in constructing an object to which compression force is applied by the strand and that can keep the construction cost down. | 03-04-2010 |
| 20080302035 | Internal Fixer For Anchor Having Releasable Tensioning Steel Wire - The present invention provides an internal fixer for an anchor having a releasable tensioning steel wire. The internal fixer of the present invention includes a first outer body ( | 12-11-2008 |
| 20120260590 | Parallel Wire Cable - A parallel wire cable is produced from a plurality of wires arranged in a bundle for use as a structural cable. Each wire in the plurality of wires is parallel to every other wire in the bundle, and each wire in the plurality of wires is individually tensioned to a tension value. | 10-18-2012 |
| 052223140 | Specific prestressing means | 5 |
| 20130081343 | TECHNIQUES FOR BUILDING CONSTRUCTION USING FABRICATED TIMBERS - Techniques for building construction using fabricated timbers. In one example, such timbers are fabricated using conventional 2× (two-by) lumber to produce a square log appearance. These fabricated timbers are stacked to form outside and/or inside walls. The fabricated timbers and walls are configured to sustain desired vertical and lateral loads anticipated of a building such as a cabin, home, garage, barn, office building, or the like. A building constructed using such timbers appears to be built of square logs. Fabricated timber construction, as compared to conventional log or stick-frame construction, provides the appearance of high-quality log construction at a far lower cost, with higher R-values and appraised values, and is also far lower in cost and much simpler than conventional stick-frame construction. | 04-04-2013 |
| 20090158678 | Injection-securable anchor and anchor tube for the injection-securable anchor - An anchor tube for an injection-securable anchor includes a through-opening ( | 06-25-2009 |
| 20080236069 | Lightweight concrete panel - A lightweight cast concrete panel including concrete having a wet weight of between about 132 to about 140 pounds per cubic foot, and air content of between about 7 to about 11 percent. | 10-02-2008 |
| 20120066988 | REINFORCEMENT ELEMENT FOR STRUCTURAL CONCRETE CONSTRUCTION - A reinforcing element ( | 03-22-2012 |
| 20110146170 | LIGHT-WEIGHT LOAD-BEARING STRUCTURES REINFORCED BY CORE ELEMENTS MADE OF SEGMENTS AND A METHOD OF CASTING SUCH STRUCTURES - The invention relates to a light-weight load-bearing structure, reinforced by core elements ( | 06-23-2011 |
