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| Number | Title | Issue Date |
| 8028490 | Rebar chair 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 en... | 10/04/2011 |
| 7870703 | Upper beam slab bolster for use in construction A bolster for use in construction has a beam, a pair of spaced apart foot members, a first plurality of leg members on one side of the beam, and a second plurality of leg members on an opposite side of the beam. The first plurality of leg members are connected at on... | 01/18/2011 |
| 7845136 | Expansion-resistive construction chair for use with tilt-wall construction A chair has a receiving area and a plurality of legs extending downwardly from the receiving area. Each of the plurality of legs has a first portion extending at an angle outwardly from the receiving area and a second portion extending vertically from an end of the ... | 12/07/2010 |
| 7451580 | Rebar chair and supporting plate A polymeric chair having a rebar cradle and legs of a T-shaped cross-section diverging downwardly from the cradle. The outer surface portions of the legs are arcuate and define segments of a cone. Inwardly extending web portions reinforce the legs and provide feet a... | 11/18/2008 |
| 7373764 | Extruded upper beam slab bolster for use in construction A bolster for use in construction has a beam, a first plurality of leg members on one side of the beam, a second plurality of leg members on an opposite side of the beam, and a plate having a first receptacle on one side and a second receptacle on the opposite side.... | 05/20/2008 |
| 7357738 | Reinforced sports support pole The present invention relates to a sports support pole, and more particularly to a reinforced support structure for supporting a pole such as a basketball pole or the like. The support structure may include a support bar positioned substantially in the center of the... | 04/15/2008 |
| 7328538 | Rebar spacer A rebar spacer having a clip for securely holding a rebar centered in the clip such that the rebar cannot be dislodged from the clip once the clip engages the rebar. The clip is held at a desired height by a base, which will not easily tip over do to a wide stance o... | 02/12/2008 |
| 7322158 | Intersectional reinforcing bar support with C-shaped clamps A concrete reinforcing bar support has a base, a support structure extending upwardly from the base with a channel formed at an upper surface thereof, a first clamping structure affixed to the support structure on one side of the channel, and a second clamping struc... | 01/29/2008 |
| 7284354 | Upper beam slab bolster with extruded plates A bolster for use in construction has a beam, a first plurality of leg members on one side of the beam, a second plurality of leg members on an opposite side of the beam, a first plate having a receptacle on one side thereof and a second plate having a receptacle on... | 10/23/2007 |
| 7237367 | Construction chair for use with tilt wall construction A chair has a receiving area and a plurality of separate legs extending downwardly from the receiving area. Each of the separate legs has a first portion extending in an angle outwardly from the receiving area and a second portion extending from an end of the first ... | 07/03/2007 |
| 7108453 | Support for concrete reinforcing members A structure is described for supporting concrete reinforcement bars in a concrete structure, such as a footer or foundation. The structure includes a base member having a lower surface and an opposing upper surface. A plurality of pairs of opposing first leg members... | 09/19/2006 |
| 7069703 | Method and system for constructing large, continuous, concrete slabs A method and system are provided for constructing large, continuous, concrete slabs without using conventional shrinkage joints. The system comprises a grid of closely-spaced crack inducers (2) arranged relative to a concrete-pouring surface and adapted to be... | 07/04/2006 |
| 7028443 | Wire mesh chair A chair for supporting wire mesh while pouring concrete slabs. The chair has a generally tapered, hollow body with a receiving area for fixedly retaining the wire mesh. The receiving area includes walls extending upwardly between notches, with the walls defining pas... | 04/18/2006 |
| 7017318 | High-span anchoring system for cavity walls A high-span anchoring system is described for a cavity wall incorporating a wall reinforcement combined with a wall tie which together serve a wall construct having a larger-than-normal cavity. Further the various embodiments combine wire formatives which are compre... | 03/28/2006 |
| 6973864 | Protective structure and protective system A protective structure for protecting buildings, bridges, roads and other areas from explosive devices such as car bombs and the like comprises: (a) a mesh structure having an outer surface and an inner surface, wherein the inner surface defines an annular space; (b... | 12/13/2005 |
| 6948291 | Plastic slab bolster upper A slab bolster upper for supporting rebar in a reinforced concrete structure while the concrete is poured and thereafter cures, is of molded plastic construction and is formed with horizontal and vertical voids that facilitate concrete placement and break up potenti... | 09/27/2005 |
| 6931806 | Concrete forming system and method A system and method for forming concrete structures, using foam panels as forms, supported by vertical tracks with horizontal bridge pieces inserted through the forms. The bridge pieces are in the form of triangular webs with coaxial rings for supporting vertical re... | 08/23/2005 |
| 6910309 | Cage spacer A cage spacer for spacing reinforcing rods or welded fabric a specified distance from mold walls for poring concrete during construction projects. The cage spacer comprises two intersection bodies oriented perpendicular to each other and preferable with one body hav... | 06/28/2005 |
| 6898915 | Reinforcement bar support device A re-bar support device comprising a base board and re-bar holders to hold a plurality of re-bars spaced to fit into the holes of the hollow blocks used to build a block wall. The re-bar support device attaches to vertically standing stakes. Several re-bar support d... | 05/31/2005 |
| 6883289 | Apparatus and method for reinforcing concrete using rebar supports The present invention provides an apparatus and method for suspending and positioning structural reinforcement elements such as rebar within a framework for a slab-on-grade foundation or other type of concrete structure. Each rebar support of the present invention c... | 04/26/2005 |
| 6871471 | Apparatus, and associated method, for securing rebar together An apparatus for positioning rebar for reinforcing concrete, wherein the apparatus includes a semi-cylindrical portion configured for receiving a first rebar extending in a first direction, wherein the semi-cylindrical portion defines first and second opposing strai... | 03/29/2005 |
| 6857235 | Protective cover for reinforcing bar A protective cover for a reinforcing bar including a collar structure defining a perimeter portion and having an open end for receiving the end of a rebar. A cap portion is connected to the collar structure oriented substantially perpendicularly to the collar struct... | 02/22/2005 |
| 6840019 | Method and apparatus to achieve consistent spacing between layers of modular construction A spacer is provided that includes at least one rail of plastic, steel, rebar, or the like that runs along a top surface of a modular construction material such as a brick or block. At least one transverse rail is connected to the length-running rail. The transverse... | 01/11/2005 |
| 6837017 | Apparatus for placing rebar in continuously reinforced concrete paving A transverse bar assembly for use in constructing rebar mats for reinforcement of concrete paving includes a plurality of chairs and clips each having a lower portion that fixes to a transverse bar in the direction of its length and an upper portion for orthogonally... | 01/04/2005 |
| 6775954 | Upper beam slab bolster with parallel plates A bolster for use in construction having a plurality of leg members arranged in generally parallel spaced relationship to each other, a beam integrally formed with the plurality of leg members and extending transversely across the leg members, a first plate affixed ... | 08/17/2004 |
| 6739805 | Waterstop for foundation elements and method of installation A waterstop, 10 or 11, for restricting or preventing the flow of water across the joints of foundation elements 8, such as between or along individual diaphragm wall panels or between or along individual secant wall piles. The present invention ... | 05/25/2004 |
| 6735918 | Plastic slab bolster upper A slab bolster upper for supporting rebar in a reinforced concrete structure while the concrete is poured and thereafter cures, is of molded plastic construction and is formed with horizontal and vertical voids that facilitate concrete placement and break up potenti... | 05/18/2004 |
| 6732484 | Chair support for metal reinforcements A chair supports rebar or wire mesh during a concrete pour. The chair is box shaped having grooves in the side walls of different width for supporting rebar of different diameter. Notches in the edge of the grooves on opposite sides of the chair support wire mesh of... | 05/11/2004 |
| 6722097 | Plastic slab bolster upper A slab bolster upper for supporting rebar in a reinforced concrete structure while the concrete is poured and thereafter cures, is of molded plastic construction and is formed with horizontal and vertical voids that facilitate concrete placement and break up potenti... | 04/20/2004 |
| 6663316 | Support for concrete reinforcing members A structure is described for supporting concrete reinforcement bars in a substantially orthogonal relationship above a surface. The structure includes a base member having a central opening. At least a pair of long leg members extend upward from the base ... | 12/16/2003 |
| 6553737 | Method and apparatus to achieve consistent spacing between layers of modular construction material A spacer is provided that includes at least one rail of plastic, steel, rebar, or the like that runs along a top surface of a modular construction material such as a brick or block. At least one transverse rail is connected to the length-running rail. The... | 04/29/2003 |
| 6502361 | Rod chairs Rod chairs for use in concrete form for positioning reinforcement rods prior to filling with concrete includes a flat rectangular metal blank for folding into a rod chair that includes an elongated planar portion having a pair of spaced portions to be ben... | 01/07/2003 |
| 6385928 | Tension member A tension member, for use as a tendon or tether for a tension leg platform consisting of a plurality of carbon fiber filaments (6) gathered into a plurality of strands (5) in which the filaments (6) run against one another, around which strands there is a... | 05/14/2002 |
| 6354054 | Rebar support system This rebar chair has a body with four legs between which there are defined two intersecting passages for simultaneously receiving the intersecting portions of two rebars normal to each other. The rebars are suspended by a fastening wire or supported by an... | 03/12/2002 |
| 6345474 | Universal pier block A universal block made of concrete designed to be used with different size posts and beams. The pier block is a conical, six-sided structure and includes two concentrically aligned, post-receiving voids designed to receive the ends of a (4×4) or (6×6) i... | 02/12/2002 |
| 6341452 | Transport anchor for embedding in prefabricated reinforced concrete parts A transport anchor for embedding in prefabricated reinforced concrete parts has an anchor shaft having a first shaft portion and a second shaft portion. The first shaft portion can be anchored in the concrete and has a support with at least one spacer pro... | 01/29/2002 |
| 6327822 | Modular prefabricated element used in building construction A building construction element is used to form cast concrete interspaces in a concrete slab. The element has a bowl shaped portion which has a concave upper surface forming substantially a catenary as seen in vertical section. Supports are connected with... | 12/11/2001 |
| 6282860 | Wire mesh support A support device for a wire mesh. The wire mesh is held in place by the supporting device which includes legs and cup shaped members. The legs will stand on a support surface and the cup shaped members will engage the bars of the wire mesh to hold the wir... | 09/04/2001 |
| 6276108 | Device for supporting and connecting reinforcing elements for concrete structures Device for supporting and connecting concrete reinforcing elements which has a base adapted to rest on a supporting surface, an upright post extending from the base, and a clip mounted on the post having a pair of orthogonal sockets engagable with two hor... | 08/21/2001 |
| 6141937 | Holder for adjustable positioning of reinforcing rods The current invention is directed to a holder (32) for adjustable positioning of reinforcing rods (49). The holder has a horizontal support structure and a means for holding a reinforcing rod (49). The holder is comprised of a first leg member (33), a sec... | 11/07/2000 |
