Class 52/740.1 - Tension member (e.g., re-bar)

Subclass of Class 52 - Static structures (e.g., buildings)
Definition: Structure wherein the shaft is a thin bar or rod having
No. of patents: 62
Last issue date: 09/09/2008

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Number	Title	Issue Date
7421827	Cellular stirrups and ties for structural members The present invention refers to stirrups and ties for structural members. Such stirrups and ties are used in all the structural members like columns, beams, slabs, footings, piles, chainages, lintels etc. The invention refers also to a method of reinforcement of str...	09/09/2008
7300697	Reinforcement array for high modulus reinforcement of composites A reinforced polymer matrix composite material with anti-anisotropy reinforcement array is disclosed having coupled fiber reinforcement structures. The coupled fiber reinforcement structures are formed of a plurality of bound or bonded fibers, which form multi-dimen...	11/27/2007
7216467	Column to structure attachment device A column to structure attachment device and method is disclosed for securing a support column between a base structure and a beam structural member. The device includes a structural column having a first end and a second end with a void parallel to a longitudinal ax...	05/15/2007
7213379	Engineered structural members and methods for constructing same A system and method of manufacture providing reinforced structurally functional load-bearing members, including but not limited to using thermoplastic materials, such as High Density Polyethylene (HDPE), reinforced such as with an aluminum alloy or carbon fiber core...	05/08/2007
7175893	Corrosion protection method A corrosion protection covering method for spliced regions of reinforcing steel is disclosed. The covering may include an outer, heat shrinkable layer and a flowable inner layer. The covering is applied to the spliced region, and then heated, causing the outer layer...	02/13/2007
7107735	Coupling device A coupling device for the coupling of reinforcing bars, the coupling device comprising an elongate tubular body configured for receiving reinforcing bars, in particular their end portions, at least one recessed gripping surface being formed on an inner surface of th...	09/19/2006
7093402	Coupling device A coupling device for coupling reinforcing bars used in structural concrete comprising an elongate tubular body for receiving bar end portions, a plurality of engagers being adjustably positioned through the elongate tubular body, the coupling device being character...	08/22/2006
7073296	Preconstruction anchoring system and method for buildings A system and method of installing a preconstruction support system for a building, according to which the corresponding ends of two piling sections are connected together and an a auger is provided on one or more of the piling sections. The piling sections are drive...	07/11/2006
7059091	Tension member A tension member comprising a plurality of fiber filaments gathered into a plurality of strands. The filaments run close together, and a protective sheath is provided around the strands. Each strand is coated on the exterior thereof with a strand sheath of a materia...	06/13/2006
7024827	Preconstruction anchoring system and method for buildings A system and method of installing a preconstruction support system for a building, according to which the corresponding ends of two piling sections are connected together and an a auger is provided on one or more of the piling sections. The piling sections are drive...	04/11/2006
7003921	Expansion joint and reinforcement connection method using the expansion joint An expansive filler joint includes: a securing hollow body (1) embedded in a jointing end (3, 3) of forming concrete (K) or concrete segmental products (K′, K′), the securing hollow body (1) made of a rigid...	02/28/2006
6988340	End termination of tension leg An end termination for a tension leg of non-metallic materials like composite material is disclosed. The tension leg is constructed of a number of strands which constitute the load carrying elements of the tension leg. The strands are twisted (laid) about the longit...	01/24/2006
6973755	Column to structure attachment device A column to structure attachment device and method is disclosed for securing a support column between a base structure and a beam structural member. The device includes a structural column having a first end and a second end with a void parallel to a longitudinal ax...	12/13/2005
6925773	Reinforcing bar connection and method A reinforcing bar connection for concrete construction utilizes a sleeve supporting internal spring washers having flexible inner edges which engage a bar inserted in the sleeve. The reinforced inner edges of the washers bite into the bar and grip the bar preventing...	08/09/2005
6851245	Mortar-filled type reinforcing bar joint A mortar grouting type joint for reinforcing bars is provided, which comprises a hollow cylindrical body having an opening cover (2) at an end, a bolt hole (8) on the side wall, and a supporting protrusion (5) on the inner peripheral wall, adapt...	02/08/2005
6753081	Fiber reinforcement material, products made therefrom, and method for making the same The present invention provides a synthetic fiber blend and methods for its use comprising a first fiber component formed of a homopolymer polypropylene fiber and a second fiber component being a copolymer formed of a polypropylene and a high density polyethylene. Th...	06/22/2004
6688071	Concrete structure comprising anchor rods and anchor rod An anchor rod having at least one section provided with ribs or other raised portions or profiling and a threaded section at one or both ends, and having a variable transition section between the threaded section(s) and the profiled section; and a method ...	02/10/2004
6679024	High strength grouted pipe coupler A high strength grouted pipe coupler by which either a pair of spaced, axially aligned steel reinforcement bars (i.e. rebars) are reliably spliced to one another or a single reinforcement bar is spliced to a flat steel plate to form a T-headed bar configu...	01/20/2004
6663984	Clad steel rolled section for reinforcing concrete and method of production Clad steel roiled section suitable for reinforcing concrete is disclosed, which is produced from a bimetallic ingot comprising a basic material containing a group of alloy elements including Si and Al, and a surface layer of a ferritic or austenitic stain...	12/16/2003
6612085	Reinforcing bars for concrete structures Reinforcing bars for concrete structures, are made from a composite of a depolymerizable and repolymerizable thermoplastic resin and longitudinally oriented reinforcing fibers. These reinforcing bars provide excellent tensile reinforcement, and do not exh...	09/02/2003
6610399	Multi-layer, thermal protection and corrosion protection coating system for metallic tendons, especially for external post-tensioning systems A thermally protected and corrosion protected structure, that has in combination a core substrate and a concentric composite laminate, wherein: (i) the core substrate has a length and extends at least substantially within and is surrounded by the laminate...	08/26/2003
6557316	Building system comprising individual building elements A building system comprising a plurality of individual building elements and connecting mechanisms, wherein each of the building elements has an upper and a lower surface which are substantially parallel to each other and at least one opening extending fr...	05/06/2003
6532711	Reinforcing bar splice and method A bar connection or splice and method uses a cage of relatively short bars which may be smaller reinforcing bars or threaded bars or rods. The bars of the cage may be joined by rings or wires and clamped to bridge or lap aligned bar ends. In one form, the...	03/18/2003
6503589	Elongated structural member An elongated structural member is provided, which in a specific embodiment includes an outer thin-walled shell, with at least one elongated strut member and at least one planar rib member having an outer peripheral surface disposed within the shell in a p...	01/07/2003
6374445	Tension rod for use as a chord for bridges Tension rod for use as a chord for bridges, having a middle part consisting of fiber composite material and having ends consisting of metallic material. The middle and end parts are connected by a glued tapered overlap....	04/23/2002
6286270	Bar anchor and method for reinforcing steel in concrete construction An anchor used in concrete construction serves both as a bar termination and as a transition or starter bar anchor for use between pours or at forms for poured-in-place construction, or at the surfaces of precast elements. The anchor includes a core and i...	09/11/2001
6282859	Building system comprising individual building elements Building system comprising individual building elements (1), each element having an upper and a lower surface which are substantially parallel to each other and each building element having at least one opening (10, 11) extending from the upper surface to...	09/04/2001
6265065	Concrete reinforcement protection system A corrosion-resistant joint for use on concrete reinforcing rods and a method to create such a joint are provided. Metal reinforcing bars are typically coated to resist corrosion. However, cutting, welding and mechanical joining of these rods disturbs the...	07/24/2001
6197395	Hollow reinforcing members and composites containing the same There is disclosed a hollow reinforcing element for casting into composites, which in use defines passageways that may communicate to the exterior of the composite and that can serve as conduit arrays in structures formed from the composite. Benefits incl...	03/06/2001
6023903	Non-corrosive reinforcing member having bendable flanges Non-corrosive concrete reinforcing members are formed by pultruding reinforcing fibers through resin to produce an elongated core and a plurality of elongated flanges extending radially outward from the core. A slot is formed through a portion of the elon...	02/15/2000
5981050	Composite shape forming structure for sealing and reinforcing concrete and method for making same A multiple ply composite structure used to reinforce, seal and shape concrete structures has a first ply formed of unidirected continuous filament reinforcements which are bonded together by a thermosetting polymeric resin matrix. A second ply comprises a...	11/09/1999
5974761	Mortar grout splice sleeve for reinforcing bars A sleeve for splicing together reinforcing bars disposed in an opposing, end-to-end relationship comprising a tubular shell member provided with opposing end walls, a grout port provided in the tubular shell for adding grout to the interior of the tubular...	11/02/1999
5972467	Pressure forming process for pressure-formed bamboo products The present invention relates to a pressure-formed bamboo sheets or bars composed of bamboo materials having a reduced variation in fiber density. A bamboo is split in the peripheral direction into a plurality of long bamboo slices, then the long bamboo s...	10/26/1999
5966895	Non-corrosive reinforcing member having bendable flanges Non-corrosive concrete reinforcing members are formed by pultruding reinforcing fibers through resin to produce an elongated core and a plurality of elongated flanges extending radially outward from the core. A slot is formed through a portion of the elon...	10/19/1999
5950393	Non-corrosive reinforcing member having bendable flanges Non-corrosive concrete reinforcing members are formed by pultruding reinforcing fibers through resin to produce an elongated core and a plurality of elongated flanges extending radially outward from the core. A slot is formed through a portion of the elon...	09/14/1999
5775850	Rock bolt A rock bolt (1) adapted to be anchored in a hole in a rock formation by means of a cement or a chemical resin anchor is disanchored. The rock bolt (1) comprises a core (5) on which is formed a profile for optimising the load transfer and the stiffiess pro...	07/07/1998
5768847	Concrete reinforcing devices, concrete reinforced structures, and method of and apparatus for producing such devices and structures Concrete structures, such as beams, columns, decks, walls, and the like are reinforced by advanced fibrous composite, concrete reinforcing devices, embedded in concrete, the devices comprising, respectively, at least one continuous band of tow, yarn, or s...	06/23/1998
5763042	Reinforcing structural rebar and method of making the same The present invention provides a reinforcing structural rebar. The rebar comprises an inner core formed by pultruding reinforcing fibers through a bath of a first resin material, the inner core typically containing at least about 40 percent by weight rein...	06/09/1998
5749200	Method of reinforcing concrete made construction and fixture used therefor The present invention provides a method of reinforcing a concrete made construction having the step of fixedly securing a grating member acting as a reinforcement onto a surface of a concrete made construction with a fixture so that the fixture imparts te...	05/12/1998
5729952	Mechanical rebar couplers Methods and apparatus for making and assembling reliable mechanical rebar couplers so that a short upstand of rebar that protrudes from an existing concrete structure can be connected to a new rebar at a retrofit work site out in the field so as to provid...	03/24/1998

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Class 52/740.1 - Tension member (e.g., re-bar)