Abstract: The present invention relates to spacecraft shielding, articles comprising such shielding as well as processes of making and using spacecraft shielding and articles comprising such shielding. Such shields are made by a 3D process that provides significant shield geometry and composition flexibility and yields shields that have significantly improved shield performance. Such shields may be efficiently be manufactured in space.

Abstract: Provided are a rebar-equipped lumber form and a construction method using a rebar-equipped lumber form capable of shortening construction time by replacing a deck plate. The lumbering form 10 includes a wood panel 11, and a unitized rebar 12 disposed and fixed on the wood panel 11.

Abstract: A method of construction of composite wall module system in which a first wall module and a second wall module are coupled to the first wall module by a vertical joint. The vertical joint is comprised of plurality of anchors and reinforcement bars as well as steel side plates allowing composite wall steel faceplates to be discontinuous across the vertical joint. The faceplates of the first and second modules are not made continuous across the vertical joint through continuous welding. The vertical wall joint further includes fill disposed between faceplates and side plates adjacent to anchors and reinforcement bars.

Abstract: A method for forming a plurality of beams connected in series is provided. The method comprises the following steps: providing a plurality of columns; providing a plurality of pre-assembled bar combinations, wherein each of the plurality of pre-assembled bar combinations comprises a plurality of lower main bars and a plurality of lower stirrups, and at least one end of the plurality of the lower main bars has connection sections extending beyond the plurality of lower stirrups; hoisting each of the bar combinations so that the two ends thereof are placed on top of two adjacent columns of the plurality of columns and the connection sections of the plurality of lower main bars of adjacent plurality of bar combinations overlap; and connecting the plurality of connection sections of the plurality of lower main bars of the adjacent plurality of bar combinations.

Abstract: A semiconductor light emitting device may include a semiconductor light emitting diode (LED) chip, a light-transmitting film on the LED chip, and a light-transmitting bonding layer between the light-transmitting film and the semiconductor LED chip. At least one of the light-transmitting film and the light-transmitting bonding layer may include a wavelength conversion material configured to convert light emitted by the semiconductor LED chip into light having a wavelength different from a wavelength of the emitted light. The light-transmitting bonding layer may have a lateral inclined region extending to the lateral surface to form an inclined surface. The semiconductor light emitting device may further include a reflective packaging portion surrounding the light-transmitting bonding layer, covering the first surface such that an electrode of the LED chip is at least partially exposed. The reflective packaging portion may include a reflective material.

Abstract: Matrix basalt reinforcing member constructed and arrange to provide lateral support for the longitudinal bar steel or FRP tendons that provide tensile strength to cementitious material or plastics to reduce bending moment by reducing the onset of shear. The reinforcement members are formed from basalt fibers treated with a thermoplastic thermoset polymer and formed into structures to provide structural resistance to bending-moment forces, compression forces, and torsional forces acting on the structure.

Abstract: Reinforcement element for being positioned within a cast to elastically withstand tensile loads thereon, said reinforcement element comprising a plane sheet- or plate-shaped body of at least one row of consecutively coupled ring-shaped portions.

Abstract: A prefabricated wall module is disclosed. The wall module includes a series or plurality of lattices. The series of lattices includes (a) defining at least one slot accommodating a panel, and (b) defining a grid along an outer surface of the wall module wherein at least one end-standing lattice of the wall module is structurally different from one or more of the other lattices in the wall module.

Abstract: A reinforcing bar with improved adherence for reinforced concrete component, consists of a metal profile section (1) in the form of a flattened strip of rectangular cross section with two opposite wide faces (10, 10?) on which longitudinally separated projecting anchoring portions are formed.

Abstract: A pre-embedded piece includes a reinforcing steel bar and a screw rod. The reinforcing steel bar includes a body and an embossed portion formed on an outer periphery of the body. An end of the screw rod is connected to an end of the reinforcing steel bar. A method for producing a pre-embedded piece includes preparing a reinforcing steel bar and a screw rod. The reinforcing steel bar includes a body and an embossed portion formed on an outer periphery of the body. The reinforcing steel bar and the screw rod are placed end to end and fused together. A reinforcing steel structure of an embodiment includes a plurality of main bars, a plurality of hooped columns, and a plurality of pre-embedded pieces. A reinforcing steel structure of another embodiment includes a plurality of hooped columns and a plurality of pre-embedded pieces.

Abstract: Concrete reinforcing members having rolled cross sections, and methods for manufacturing and using such reinforcing members in concrete construction are disclosed herein. In one embodiment, a concrete reinforcing member is formed from a piece of metal having a first elongate edge portion spaced apart from a second elongate edge portion. The piece of metal further includes an inner surface portion extending between the first and second edge portions, and an outer surface portion extending between the first and second edge portions. In this embodiment, the piece of metal is rolled about a longitudinal axis in an overlapping fashion into coiled or spiral cross-sectional shape.

Abstract: A plurality of pre-formed panels are provided. Each panel comprises construction boards held apart from each other by spaced apertured metal strength members (2) to form a sandwich construction. Each strength member is provided with at least one bar (10) extending beyond an edge of the construction boards. Each strength member has a bar receiving portion (63) associated with its end opposite the at least one bar. To construct a wall, a first such panel is first erected with its strength members (2) extending vertically and with the bars (10) projecting above the remainder of the panel. The void between the construction boards is then filled with a settable material. A second panel is located vertically above the first by slotting the bars of the first panel into bar receiving portions of strength members in the second panel. Thereafter, the void between the construction boards of the second panel is filled with the settable material.

Abstract: An anchoring assembly for anchoring a liner of a cured lining material applied in liquid form to metal objects, comprising a fixing device welded or soldered to a metal object, the fixing device comprising a weld element and a fixing element provided with a through hole, and an anchoring element configured to be passed through the through hole of the fixing device, wherein the weld element comprises a weld or solder stud.

Abstract: A support member for supporting a reinforcement material in a composite structure comprises a base member and first and second vertical leg members on opposing sides of the base member. The first and second vertical leg members have a first height relative to the base member. The first and second vertical leg members each have an opening configured to receive at least one strand of the at least one layer of reinforcement material. Third and fourth vertical leg members are on opposing sides of the base member and have a second height relative to the base member different from the first height of the first and second vertical leg members. The third and fourth vertical leg members each have an opening configured to receive at least one strand of the at least one layer of reinforcement material.

Abstract: Disclosed are a support beam structure capable of extending a span and reducing a height of a ceiling structure and an installing method thereof. The support beam structure includes an H-beam extending in a longitudinal direction, an inclined extension part fastened to a lower surface or a side surface of the H-beam and inclined in such a way as to flare at an upper end thereof, a reinforcing part for reinforcing the inclined extension part, a deck placed on an upper end of the inclined extension part, and a concrete layer for filling a top of the inclined extension part, a top of the H-beam, and a top of the deck.

Abstract: A framing structure (10) includes elements that are integrally connected by a poured bonding core (18). The elements include a hollow-interior column (12) having an opening (22) in a wall (20) that allows access to the interior and a beam (14) having a cavity (28) that is configured to receive a pourable bonding material (18). The beam (14) is positioned with respect to the column (12) such that the cavity (28) is aligned with the opening (22). Flooring sections (16) are supported by the beams (14).

Abstract: A panel assembly for a building structure including a support frame that is mountable relative to a building substrate, the support frame including a plurality of first members extending in a first direction and at least one member extending in a second direction and overlaying the members in the first direction, at least one sheeting member provided on at least one side of the support frame so that the support frame and the structural sheeting define a zone for a cementitious material, and a layer of cementitious material positioned against the structural sheeting to at least partially fill the zone.

Abstract: 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.

Abstract: A reinforcing assembly includes multiple spaced-apart, longitudinally-extending support bars. The reinforcing assembly also includes multiple working members each independently connected to the support bars. The working members are oriented diagonally with respect to a longitudinal axis extending along the support bars. Each working member includes (i) upwardly-extending sides defining a plane and (ii) an end portion spaced apart from the support bars. At least part of the end portion is non-planar with the upwardly-extending sides. For example, the end portion of each working member could extend away from the support bars and be substantially perpendicular to the support bars.

Abstract: A reinforcing assembly includes multiple spaced-apart, longitudinally-extending support bars. The reinforcing assembly also includes multiple working members each independently connected to the support bars. The working members are oriented diagonally with respect to a longitudinal axis extending along the reinforcing assembly.

Abstract: A reinforced shrinkage compensating concrete slab has a major outer and inner faces defining a slab thickness and a centroid portion surrounded by a peripheral portion having outer peripheral edges defining a bulkhead length and width. A first plurality of reinforcing bars is embedded within the concrete slab on a plane which is substantially parallel to the major outer and inner faces. The first reinforcing bars extend in a first array having a first dimension defining a first on-centers-each-way orientation. A second plurality of reinforcing bars is embedded within the peripheral portion of the concrete slab in a second array which is a substantially intersecting and coplanar construction in relation to the first reinforcing bars. The second plurality of reinforcing bars are restricted to the peripheral portion and aligned with the expansive and shrinkage forces on a second dimension defining a second on-centers-each-way orientation so that the expansive and shrinkage forces are restrained.

Abstract: A reinforcement system for concrete structures, comprising a first set of reinforcement elements configured to be connected to and co-functioning with a second set of reinforcement elements, each of said first and second set of reinforcement elements comprises each a number of more or less uniformly shaped units, intended to be tied together, the first and/or second set of reinforcement elements being made of basalt or carbon fibers, embedded in a suitable matrix. At least the units forming said first set of reinforcement elements are delivered to the construction site in a flat packed, compact state, each unit of said first reinforcement elements being configured to be stretched out into longer lengths when placed in situ and preferably being interconnected to at least several of the other units of said first reinforcement elements by means of at least one flexible or foldable, more or less continuous band.

Abstract: A pre-fabrication of a modular reinforcement cage for high-rise concrete construction is provided. The primary vertical bars, often referred to as the longitudinal bars, are held in formation by a set of templates that are manufactured to the design of the construction. These templates ensure accurate placement of the vertical bars and provides great rigidity for the module when being placed in the field. The main vertical bars can have thread-like deformations along the length of the bar, and are locked in place by use of compatible hardware against the templates. Multiple modules can then be stacked and coupled by use of mechanical couplings as construction continues.

Abstract: A pre-fabrication of a modular reinforcement cage for high-rise concrete construction is provided. The primary vertical bars, often referred to as the longitudinal bars, are held in formation by a set of templates that are manufactured to the design of the construction. These templates ensure accurate placement of the vertical bars and provides great rigidity for the module when being placed in the field. The main vertical bars can have thread-like deformations along the length of the bar, and are locked in place by use of compatible hardware against the templates. Multiple modules can then be stacked and coupled by use of mechanical couplings as construction continues.

Abstract: The present invention relates to a lightweight bidirectional hollow core slab, and a doughnut-shaped hollow core body which may be advantageously used in the construction of a bidirectional hollow core slab. The doughnut-shaped hollow core body according to the present invention includes an outer case formed in a generally doughnut shape, wherein a hollow portion with a circular section is formed in the center thereof and corners are rounded with curved surfaces. The bidirectional hollow core slab according to the present invention is made by stably locating the doughnut-shaped hollow core bodies in concrete in such a manner that the doughnut-shaped hollow core body is restrained and mounted in steel bar cages or on the upper and lower steel bars.

Abstract: A reinforcing assembly to address this problem comprises a plurality of diagonal working members (preferably formed of #3 rebar) each of which is “ribbed” to provide increased surface area for bonding to the concrete, and each of which is attached to a horizontal runner independently such that the diagonal working members are variably spaced along the assembly. Relative to the horizontal runner, each diagonal member is “bent” at a given angle, preferably in the range of 45° plus or minus 25°. The reinforcing assembly is designed for use to provide punching shear reinforcement in a reinforced concrete structure such as, without limitation, a slab (in which the assembly is supported) located adjacent a structural column. The top of each diagonal member in the reinforcing assembly preferably comprises a double hook that is configured to fit within reinforcing bars that run along the top of the slab.

Abstract: Disclosed are three-dimensional porous light-weight structures composed of helical wires and the manufacturing method of the same. Continuous helical wire groups in three or six directions having a designated angle (for example, 60 degrees or 90 degrees) with respect to one another in a space cross and are then assembled, and thus new truss-shaped three-dimensional lattice truss structures having high strength and stiffness to weight ratio and a large surface area and method of mass-producing the structures at low costs are provided. The three-dimensional porous light-weight structures are manufactured by a method in which helical wires are three-dimensionally assembled through a continuous process rather than a method in which net-shaped wires are simply woven and stacked, and thus have a configuration similar to the ideal hexahedron truss, Octet truss, or truss in which regular octahedrons and cuboctahedrons are combined, thereby having excellent mechanical properties or thermal or aerodynamic properties.

Abstract: A reinforcing assembly to address this problem comprises a plurality of diagonal working members (preferably formed of #3 rebar) each of which is “ribbed” to provide increased surface area for bonding to the concrete, and each of which is attached to a horizontal runner independently such that the diagonal working members are variably spaced along the assembly. Relative to the horizontal runner, each diagonal member is “bent” at a given angle, preferably in the range of 45° plus or minus 25°. The reinforcing assembly is designed for use to provide punching shear reinforcement in a reinforced concrete structure such as, without limitation, a slab (in which the assembly is supported) located adjacent a structural column. The top of each diagonal member in the reinforcing assembly preferably comprises a double hook that is configured to fit within reinforcing bars that run along the top of the slab.

Abstract: A reinforcing assembly includes multiple spaced-apart, longitudinally-extending support bars. The reinforcing assembly also includes multiple working members each independently connected to the support bars. The working members are oriented diagonally with respect to a longitudinal axis extending along the reinforcing assembly.

Abstract: A wire mesh is formed by a plurality of identical wires. The wires interlock with each other by mutually receiving loops formed in the wires. Reinforcing wires welded to the loops reinforce the points of contact, and prevent the wires from rotating when locked together.

Abstract: A steel mesh for steel reinforced concrete slab is disclosed to have a plurality of locating blocks selectively fastened to the ends of steel wire rods thereof to facilitate positioning in a mold accurately and positively during molding with concrete to form a steel reinforced concrete slab.

Abstract: A polymeric chair having a rebar cradle and legs of a T-shaped or U-shaped cross-section diverging downwardly from the cradle. The outer surface portions of the legs define segments of a cone. Inwardly extending web portions reinforce the legs. Feet at the distal ends of the legs are disposed to the inside of the outer surface portions. A flat sand plate for the chair has radially extending slots formed therethrough which are proportioned for snug engagement with side surfaces of the feet. The slots are elongate to accommodate different sized chairs having feet spaced at varying radial dimensions. The web portions taper to optimize their reinforcing function and conserve material. In one embodiment, a ring is formed integrally with the legs intermediate the table and the distal ends of the legs. The chair is of a unitary construction and may have an integrally formed strap for extension over the cradle to secure a rebar in place.

Abstract: The invention relates to a process for the production of cellular or foamed, cast concrete bodies that are reinforced with metallic reinforcements, and to a reinforcement support frame for use in the production of cellular or foamed, cast concrete bodies that are reinforced with metallic reinforcing bars.

Abstract: A composite for constructing concrete floors is completely factory assembled and comprises a body of expanded plastic having at least two parallel channels, open on the upper surface of the panel, extending the length of the article, adapted to be filled with concrete. A steel reinforcement bar fabric is installed into each channel, which may comprise at least two parallel steel bars connected by cross bars. At least some cross bars extend beyond a lowest reinforcement fabric bar to provide spikes long enough to pass through the plastic bottom and protrude therefrom.

Abstract: A composite construction element (2) particularly useful for manufacturing building floors, comprises: a) an elongated body (3) made of expanded plastic material, provided with at least one longitudinal channel (4) open on the upper side for receiving a concrete casting (5); b) a reinforcement metal structure (11) of the casting (5), housed in the longitudinal channel (4), associated to the elongated body (3) and having opposite free ends (12) protruding from longitudinally opposite parts of the elongated body (3) for a portion of predetermined length. Advantageously, the composite construction element (2) possesses optimum load bearing characteristics, lightness and flexibility of use.

Abstract: A composite panel and method of fabricating is provided which includes a frame having a plurality of spaced apart frame members, and a concrete slab made of aerated concrete having a density of 400 to 1760 kg/m3 (25 to 110 pcf) pounds per cubic foot. Fastened to the frame members is a reinforcing layer. The concrete slab, having a front face and a rear face, embeds the reinforcing layer and a portion of the frame such that the frame protrudes from the rear face of the slab. At least one tab and one tab opening is disposed on an embedded portion of the frame, and the concrete slab extends through the tab opening.

Abstract: A reinforced concrete load bearing structure in the form of a concrete beam or slab includes a concrete structural member and a hollow element such as a PVC pipe or steel tube extending through the concrete structural member. The load bearing structure also includes a plurality of steel reinforced rods and steel stirrups or rivets formed into a cage like skeleton surrounding the hollow element and being encased in the concrete that forms the concrete structural member. In an alternative form a concrete slab or floor having a length, width and thickness with a plurality of parallel load bearing supports is disclosed. The integral support has a rectangular or trapezoidal shape that extends downwardly under the floor with a hollow tube surrounded by a case like structure extending through the support member.

Abstract: The present invention relates to a reinforcement of foundation which comprises at least two base steel plates arranged to be upright with respect to the ground and shaped as a plate with a cutaway formed at a top portion thereof, a reinforced steel plate coupled to upper portions of both ends of the base steel plates, fastening steel rods placed to extend in a longitudinal direction of the base steel plate and coupled to the reinforced steel plate, and a connection steel rod bored sequentially through the base steel plates and coupled to the base steel plates. According to the present invention, huge concentrated load exerted on a foundation can be uniformly distributed, and thus, load transmitted from a pillar or column installed on the foundation can be stably supported. Further, the thickness of foundation can also be reduced as compared with the prior art, and thus, the excavation can be made shallow. Accordingly, the period and expense of construction can be reduced.

Abstract: A steel rope safety system includes at least one steel rope having at least one strand, and the at least one rope or at least one strand is compacted. Further, a method is provided for making a steel rope safety system comprising the step of providing at least two wires, the step of stranding the wires thereby forming a strand for a rope and the step of compacting the strand. There is likewise provided the use of compacted steel ropes as impact reducing material.

Abstract: An alternative steel and concrete target configurable to represent a wide variety of military surplus vehicles is described herein. The alternative steel and concrete target is used as a hard target for training on high explosives bombing ranges.

Abstract: The invention relates to a process for the production of cellular or foamed, cast concrete bodies that are reinforced with metallic reinforcements, and to a reinforcement support frame for use in the production of cellular or foamed, cast concrete bodies that are reinforced with metallic reinforcing bars.

Abstract: A chair for supporting bars is comprised of telescoping sections which lock in an extended position. The chair is intended for supporting the reinforcing bars utilized in reinforced concrete construction, but can also support other long bodies. The sections of the chair can be extended and locked individually, so the height of the chair is determined by which sections of the chair are extended and which sections are collapsed.

Abstract: The disclosure depicts a high-strength yet lightweight material composed of interconnected struts that typically form a tetrahedral lattice structure.

Abstract: A prefabricated, monolithic, structural building panel of box-like configuration includes face, side and end members, all constructed of fiber reinforced concrete, the panel having a plurality of internal truss members, also constructed of fiber reinforced concrete, extending angularly between the panel face members. Forms for the casting of the structural components making up the panel are fabricated from a light weight, insulative material that is left in place within the panel after casting to provide heat and sound insulation.

Abstract: A wheel spacer is provided for spacing a reinforcing rod for a cementitious structure away from an object during fabrication of the structure. The spacer consists of two substantially semicircular sections configured for connection together with the rod abuttingly retained in saddles generally situated at the centre of the sections when connected together in an assembled configuration for the spacer. Each section has, on an inner wall thereof in which the saddles are situated, primary inserting arms for insertion into apertures for locking engagement with teeth on the inserting arms with teeth on receiving arms of the other section. Retaining arms having guide walls further facilitate retention of the rod and guiding thereof towards the saddles while the spacer is placed in the assembled configuration.

Abstract: The invention relates to a steel-concrete hollow bodied slab or ceiling comprising concrete webs, which are arranged in between hollow bodies, and a reinforcing layer on top of the hollow bodies and a reinforcing layer underneath the hollow bodies, wherein a hollow body is embodied as a peripherally closed container which is devoid of any ascending force and which is open towards the bottom, whereby ventilation holes are provided in the covering wall thereof and the container comprises spacers. The aim of the invention is to obtain a low-cost hollow bodied slab/ceiling exhibiting good load-bearing behavior and an increased ability to discharge transversal forces according to local requirements. According to the invention, the concrete in at least one concrete web consists of high-tensile fibers and/or at least one steel strut, preferably a double wall anchor, and/or the hollow body which is devoid of ascendant forces has a conical or truncated pyramidal periphery whose uppermost end forms a dome-shaped arch.

Abstract: The invention relates to a pre-fabricated wall piece (1) for the construction of buildings, comprising an inner wall (4) and an outer wall (3) made from concrete, connected to each other by means of reinforcements (2) and with a cavity (5) between both walls (3, 4) for subsequent filling with concrete. The inner side (6) of the outside wall (3) facing the inner wall (4) further comprises a thermal insulation layer (8) for reduction of the heat transfer between the walls (3, 4). The pre-fabricated wall piece is characterized in that the reinforcement (2) connecting the outer wall (3) and the inner wall (4) comprises U-shaped connector pins made from steel, retained by the web thereof in the outer wall (3), and a lattice-beam reinforcement (9) that projects into the cavity (5) from the inner side (7) of the inner wall (4) facing the outer wall (3).

Abstract: Disclosed is a three dimensional building element having outer shells formed from cementitious compositions having different densities. The outer shell forming the exterior portion of the building element has a density greater than the interior shell to provide structure strength. The interior shell is formed from a lower density cementitious compound to provide an interior wall portion of a structure with a smooth finished appearance. The lower density of the interior cementitious compound enables the interior shell to obtain a smooth finished appearance without the need to apply various secondary coatings such as plaster or drywall.

Abstract: Devices and systems for reinforcing a construction medium, which is generally of some finite length, width, and depth. In a preferred embodiment, the device comprises one or more linear reinforcing coils that can be of any desired length and dimension in combination with one or more vertical load carrying coils. Preferably, the linear reinforcing coils comprise a plurality of coil wires that have been braided or interwoven with a strand of synthetic fiber. More preferably, the linear reinforcing coils and the vertical load carrying coils include one or more load transfer tabs disposed along all or some portion of the length of each.

Abstract: The aim of this invention is to increase the rigidity of the integrated formworks at the time of their installation, to facilitate the work of the civil engineers if order to determine easily the contribution of the horizontal frameworks and to reduce manufacturing costs. This aim is reached by a formwork including two parallel formwork walls placed one facing the other provided with shaped bars forming the vertical stiffeners and connected by at least one articulated connection device allowing the maintenance of the formwork walls either at a distance defining a space to receive a filler such as concrete, or folded for storage and transport.