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| Number | Title | Issue Date |
| 7381008 | Disk plate concrete dowel system Disclosed is a disc dowel system interposed between adjacent first and second concrete pours defining a pour joint therebetween. The disc dowel system comprises a positioner bracket, a pocket former and a dowel plate. The positioner bracket has a vertically disposed... | 06/03/2008 |
| 7338230 | Plate concrete dowel system A disc dowel system is interposed between adjacent first and second concrete pours defining a pour joint therebetween. The disc dowel system comprises a positioner bracket, a pocket former and an orthogonally shaped dowel plate. The positioner bracket has a vertical... | 03/04/2008 |
| 7334963 | Concrete slab joint stabilizing system and apparatus A joint stabilizing apparatus having an expandable cylindrical housing is inserted into a circular hole drilled at a “loose joint” of a concrete slab that is to be stabilized against relative vertical displacement between adjacent slab sections. The hole is dril... | 02/26/2008 |
| 7252454 | Expansion joint system including damping means An expansion joint system for roadway constructions is provided incorporating dampers that are designed to protect the roadway constructions from the effects of disturbances caused by seismic events and vehicular traffic by absorbing and dissipating mechanical vibra... | 08/07/2007 |
| 7228666 | Device for equipping an expansion joint, in particular an expansion joint between concrete slabs A device for making a connection between concrete slabs, the device having two modules derived from sheets, each module having a number of flat elements which form projections, each module further having elements in the form of a right angle, having a flat part inte... | 06/12/2007 |
| 7134248 | Pre-cast panel form insert The present invention is directed to a pre-cast panel form insert used in precast construction. The insert comprises a substantially planar portion defining dimensions suitable to complement dimensions of a pre-cast panel form and a fluid diverting portion. The flui... | 11/14/2006 |
| 7004674 | Pre-fabricated warped pavement slab, forming and pavement systems, and methods for installing and making same A pre-fabricated warped pavement slab and a forming system for making the slabs. The forming system includes a plurality of forming sections which can be adjusted so as to form a warped-plane pavement slab. Also disclosed are methods for making the pavement slab and... | 02/28/2006 |
| 6401286 | Bridge deck construction forms A bridge deck construction form is provided capable of being used in a series of interlocking forms. The system uses an interlocking grid of plastic forms upon which the concrete is poured. The forms have male and female interlocking connectors around the... | 06/11/2002 |
| 6354053 | Structural joint for slabs in moldable material The joint includes at least two profile elements having such a shape as to enable mutual engagement thereof as a male part and at least a female part, each being integral with one of the edges of two adjacent slabs. One edge of the slab is provided with a... | 03/12/2002 |
| 5826391 | Concrete joint and method A formwork comprising a metal panel 11 having an upper portion 12, a lower portion 13 and a intermediate portion 14 displaced laterally out of the line of the panel 11, the portions 12 and 13 have spaced holes 15 through which reinforcing rods 16 project ... | 10/27/1998 |
| 5618125 | Dowell alignment apparatus An apparatus for positioning a dowel within a concrete slab is disclose. The apparatus comprises a substantially planar mounting flange that is used to mount the apparatus onto a wooden form, and a dowel guide that extends perpendicularly from the plane o... | 04/08/1997 |
| 5603134 | Portable bridge system A portable bridge system formed from at least a pair of substantially rectangular bridge platforms positioned in side-by-side relationship including end locking plates for locking the platforms together at the end regions thereof. The invention further in... | 02/18/1997 |
| 5255996 | Method of constructing a roadway A method of constructing a paved surface such as a roadway in which piles (8) are placed in the ground (G) and preformed slabs (4) are laid over the piles (8) to form a continuous paved surface. The preformed slabs (4) may be short in length and may be su... | 10/26/1993 |
| 4563850 | Devices for assembling together the slabs of concrete constituting highways For joining together two concrete slabs (1, 2) juxtaposed side by side along a crack (3), a cylindrical cartridge with vertical axis is used comprising two half shells (41, 42) made from cast metal and joined vertically together by a... | 01/14/1986 |
| 4516876 | Precast concrete expansion joint for roads and the like Expansion joints for concrete highways consisting of precast beams with preformed joints of expansion joint material. The beams are laid crosswise of a strip of highway before pouring the concrete and provide expansion joints which are not affected by the... | 05/14/1985 |
| 4506481 | Element moulding of metal mesh The element moulding consists of metal mesh and contains prepunched perforations. These perforations for the introduction of reinforcing bars are arranged in a row parallel to the longitudinal edge of the element moulding. When concreting the first stage ... | 03/26/1985 |
| 4191489 | Method for improving load transfers between concrete slabs in zones at which joints are provided, and means for performing same In order to improve load tranfers between concrete slabs in zones at which joints are provided between said slabs, an elongated connection member, formed in one piece is fitted in the joint over at least part of the height of the slabs, which connection m... | 03/04/1980 |
| 3972640 | Highway joint with spring torsion bar A highway joint system, and the method of forming the same, wherein bars are employed between adjacent concrete highway sections having obliquely disposed end joints imposing a biasing force upon the sections during the occurrence of section lateral displ... | 08/03/1976 |
