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| Number | Title | Issue Date |
| 8006339 | Prefabricated articulating pier cap The present disclosure provides a support structure for a transportation passageway supported by a column. The support structure includes a bearing, a bracket and a cap. The bearing includes an anchor, a bracket base, and a bearing axis of rotation. The anchor is sh... | 08/30/2011 |
| 7634832 | Bridge sleeper supporting pad The invention aims at providing a bridge sleeper supporting pad for eliminating necessity of a recess to fit a projection of a rivet of a bridge beam, on a back face of a bridge sleeper or enhancing plate. For this, the invention provides a bridge sleeper supporting... | 12/22/2009 |
| 7389555 | Large resisting distortion comb-type bridge expansion joint A large resisting distortion combo-type bridge expansion device, comprises fixed comb plate 2 and moveable comb plate 1 which are respectively disposed on the girder 10 where at the two sides of the bridge expansion device, the moveable comb pla... | 06/24/2008 |
| 7367075 | Girder bridge protection device using sacrifice member A girder bridge protection device. The girder protection device includes a sacrifice member having girders installed on an upper surface of a bridge seat of an abutment or pier to support a bridge floor, a symmetrical main support member connecting two of the girder... | 05/06/2008 |
| 7354219 | Multi-seal waterproof expansion joint for roadways A multi-seal waterproof expansion joint for roadways includes an L-shaped load-bearing member mounted to each end of adjacent roadway sections. The lower surface of the horizontal leg of each load-bearing member has a shaped end to receive an insert to provide a ret... | 04/08/2008 |
| 7281287 | Prop-type damping device There is disclosed a prop-type damping device which effectively consumes energy of up-and-down vibration on a main girder of a bridge caused by earthquakes, winds, passing vehicles or the like to prolong a life of the bridge and improve comfort for bridge users with... | 10/16/2007 |
| 7238543 | Methods for marking a bare semiconductor die including applying a tape having energy-markable properties A method used for marking a semiconductor wafer or device. The method and apparatus have particular application to wafers or devices which have been subjected to a thinning process, including backgrinding in particular. The present method comprises reducing the cros... | 07/03/2007 |
| 7237364 | Foundation shock eliminator A foundation shock eliminator includes an upper block, a lower stationary base, an interconnecting assembly and an energy damping coating. The lower stationary base is mounted under the upper block. The interconnecting assembly is mounted between the upper block and... | 07/03/2007 |
| 7188820 | Vibration damping floor structure A vibration damping floor structure for reducing vibrations and shocks applied to a building. The vibration damping floor structure includes a frame structure formed by connecting a plurality of frames, a plurality of ball bearing supports formed on predetermined lo... | 03/13/2007 |
| 7094618 | Methods for marking a packaged semiconductor die including applying tape and subsequently marking the tape The present invention provides a method and apparatus for marking a semiconductor wafer or device. The method and apparatus have particular application to wafers or devices which have been subjected to a thinning process, including backgrinding in particular. The pr... | 08/22/2006 |
| 7020924 | Static stabilizers for bridges An adjustable static stabilizer used to ameliorate shock loading. The static stabilizer has a housing forming a chamber and an upwardly-open cylindrical carrier moveably mounted in the chamber. A plurality of spring washers are mounted in the carrier, and a shoe cap... | 04/04/2006 |
| 6971795 | Seismic isolation bearing A seismic isolation bearing comprises a lower plate, an upper plate, and a cylindrical roller in rolling contact with an upwardly facing, bearing surface of the lower plate and a downwardly facing surface of the upper plate. The lower plate is fixable to a base, whi... | 12/06/2005 |
| 6951083 | Directional sliding pendulum seismic isolation systems with articulated sliding assembly A bi-directional sliding pendulum seismic isolation system for reducing seismic force acting on a structure by sliding pendulum movements, each system comprising a lower sliding plate forming a sliding path in a first direction, an upper sliding plate forming a slid... | 10/04/2005 |
| 6904671 | Integrated circuit chip handling apparatus and method The present invention provides for an apparatus and method for handling integrated circuit (IC) chips such as thin small outline package (TSOP) IC chips. Embodiments of the invention are directed toward removal of TSOPs from device under test (DUT) boards. By use of... | 06/14/2005 |
| 6722088 | Elevated bridge infrastructure and design method for designing the same In order to design an infrastructure of an elevated bridge, first a target ductility factor μd and target natural period Td for the infrastructure are set in connection with an assumed earthquake motion. Subsequently, a yield seismic coefficient for the ... | 04/20/2004 |
| 6609265 | Seismic proof articulating bridge deck expansion joint A bridge expansion joint assembly includes at least a first expansion module and a second expansion module on opposing bridge structures. The first expansion module includes a first hinge pivotally mounted to a first bridge structure so the first hinge ca... | 08/26/2003 |
| 6499170 | Seismic load transmitting system based on impact mechanism for multi-span continuous bridges Disclosed is a seismic load transmitting system based on impact mechanism for a multi-span continuous bridge. There are impact assemblies connected to a superstructure of the bridge for colliding with movable support piers according to a longitudinal disp... | 12/31/2002 |
| 6460214 | Vibration resistive instant responding roadway or bridge expansion joint and construction method of the same A vibration resistant expansion joint is provided. The expansion joint includes a sustaining pedestal (1) which is formed from two L-shaped members (111 and 112). A plurality of shim assemblies (12), each containing a bifurcated tooth-like shim (121), are... | 10/08/2002 |
| 6412982 | High ground pressure elastic support There is provided an elastomeric bearing installed at an upper girder of a bridge or between upper and lower parts of a building, for supporting a load in a stable manner. The elastomeric bearing includes a cylinder member having a plurality of cylindrica... | 07/02/2002 |
| 6393644 | Bridge joint A bridge joint for use with a railroad track having standard rail sections with flanges. The bridge joint includes a fixed point having a forward integral accepting portion with a point and flanges rearward of the accepting portion. The joint also has a m... | 05/28/2002 |
| 6363564 | Three-piece bridge joint A bridge joint for use with a railroad track having standard rail sections with flanges. The bridge joint includes a fixed point section having an integral accepting portion with a point and laterally spaced side walls, and a standard rail abutting portio... | 04/02/2002 |
| 6325576 | High throughput hole forming system with multiple spindles per station A high throughput drilling system for printed circuit board hole formation. Two spindles are disposed at each spindle station, doubling the number of holes produced in a given time period. Each spindle in connected to an overhead linear drive by a mini sl... | 12/04/2001 |
| 6249925 | Bridge of shock-absorbing construction A bridge of shock-absorbing construction is disclosed, which includes horizontal members arranged in series, vertical members supporting the horizontal members, and connectors for connecting the adjacent horizontal members or for connecting the horizontal... | 06/26/2001 |
| 6178706 | Movement limiting device for bridge bearing A movement limiting device of a bridge bearing is provided in which the horizontal strength in the longitudinal direction and the perpendicular direction of a bridge when limitation in movement is cancelled can be suitably separately set. A rubber bearing... | 01/30/2001 |
| 6022169 | Expansion joint apparatus Expansion joint apparatus which can be installed at junctions between upper structures of a road and a bridge. In a state of applying the apparatus to a bridge, each wheel in a same shaft of a vehicle passes the apparatus at different time spots, that is,... | 02/08/2000 |
| 6018834 | Method for building a bridge and bridge built according to said method Method for building bridges and bridge built according to the method especially a girder bridge with one, two or more girders or longitudinal beams resting on supports at abutments or the like. The novelty lies therein that the girder or longitudinal beam... | 02/01/2000 |
| 5920938 | Method for rejuvenating bridge hinges A method for rejuvenating bridge hinges and bridge abutments for replacement of worn bridge bearing pads. The method can be applied to the insertion of heavy duty pipes for seismic retrofitting of joints in elevated roadways. Throughbores are drilled in t... | 07/13/1999 |
| 5918339 | Antiseismic energy dissipator for structures such as viaducts and the like An energy dissipator for interposition between parts of a structure, for example, between a support structure and a deck of a viaduct, protecting the structure in the event of an earthquake in an effective and consistent manner which conforms to expectati... | 07/06/1999 |
| 5906084 | Modular decking system An improved modular decking system, the system including decking in the form of a plurality of treads, the decking being carried by one or more bearer members and the bearer members in turn being supported at or above ground level by one or more stumps. T... | 05/25/1999 |
| 5863148 | Prefabricated highway with end supports A prefabricated highway with end supports. The end supports include a first elongated support member for transverse engagement of a longitudinal end of the prefabricated highway section and a second elongated support member parallel to the first support m... | 01/26/1999 |
| 5832678 | Seismic portal Portal apparatus (40) is provided for interconnection between adjacent first and second structures (32, 34) in order to maintain operative communication between the structures (32, 34) under seismic conditions. The apparatus (40) includes a portal assembl... | 11/10/1998 |
| 5775038 | Fixed point seismic buffer system A seismic damping system for a building structure, comprises a foundation for supporting a structure, a fixed anchor disposed in an accessible position centrally of the foundation, and damping members connected between the foundation and the anchor for da... | 07/07/1998 |
| 5600860 | Dilation joint for bridges and viaducts A dilation joint adjustably interconnecting the structural edges of a bridge opening. The dilation joint includes two continuity metallic plates in a transit plane, connected to the structural edges of the opening and to lower structural elements in such ... | 02/11/1997 |
| 5597240 | Structural bearing A structural bearing including a first, rigid-support member for mounting on a structure on which the bearing is supported; a layer of first elastomeric material mounted on top of the first support member; a second, rigid-support member for operative enga... | 01/28/1997 |
| 5566414 | Bridge raising/supporting method and bearing device for the method A method of raising/supporting a bridge or the like on a lower structure involving sliding an upper wedge-shaped pressure receiving member having a slope on its lower face and a wedge-shaped drive member having a slope on its upper face relative to each o... | 10/22/1996 |
| 5553342 | Bridge structure including shock transmission units A bridge structure comprises at least two piers, a deck structure between each pair of adjacent piers supported to allow for relative movement longitudinally of the deck between at least one pier and the deck, a connecting bar and a shock transmission uni... | 09/10/1996 |
| 5537790 | Seismic bridge A seismic bridge for bridging and providing pedestrian access across a seismic joint between two building parts has a first end unit with a floor pivotally connected to one of the building parts and a second end unit with a floor pivotally connected to th... | 07/23/1996 |
| 5505026 | Aseismatic load-supporting structure for elevated constructions This invention concerns an aseismatic steel structure for supporting elevated constructions or works to be interposed between a plurality of reinforced concrete supporting pillars and the lower base of a block of the elevated construction. In an embodimen... | 04/09/1996 |
| 5466068 | Articulated bearing for heavy loads An articulated bearing for the articulated transfer of heavy loads, e.g., from a bridge superstructure to a bearing pad, includes a pot connected to the bearing pad and a cover connected to the bridge. The cover extends vertically into the pot to form a s... | 11/14/1995 |
| 5349712 | Variable damper for bridges and bridge This variable damper system for a bridge is installed between a superstructure and a substructure of a bridge and can freely change the damping characteristics so that the inertial force of the superstructure generated in an earthquake will be distributed... | 09/27/1994 |
