Matches 1 - 50 out of 154 1 2 3 4 >
Match Document Document Title
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...
7340864 Elastic supporter, elastic support unit and seismic support unit using same  
Elastic support units are provided to at least one of upper and lower track rails of a seismic isolation guide. The elastic support units include two elastic supporters that are superposed one over...
7338035 Foundation shock suppressor  
A shock suppressor has at least two sliding units stacked in an alternate manner, and each sliding unit consists of a moving base, a connecting base and at least one rod. The connecting base is...
7337586 Anti-seismic device with vibration-reducing units arranged in parallel  
An anti-seismic device is adapted to absorb the vibration energy of a structure, and comprises a plurality of vibration-reducing units, each of which includes a mass, a hydraulic cylinder, and a...
7290375 Seismic isolation access floor assembly  
An access floor assembly includes a base floor, a substructure mounted to the base floor, a bearing plate, formed with a first cavity, mounted to the substructure and disposed at an elevated...
7267319 Low-friction slide-plates for rotary machines  
A mounting arrangement for use at an interface between a movable machine component and a stationary foundation includes a substantially planar foundation plate adapted for attachment to the...
7243466 Anti-seismic system  
The present invention provides a system and method for protecting buildings from damage due to seismic waves. The system comprises a bed of sand contained between two layers of polymer membrane,...
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...
7188452 Sleeved bracing useful in the construction of earthquake resistant structures  
A buckling restrained brace includes an elongate, hollow sleeve, an elongate yielding core extending substantially through the length of the sleeve, and a buckling constraining element between the...
7174679 A-frame shear assembly for walls  
Lateral motion devices are used in conjunction with shear assemblies to further dissipate shear forces on buildings. In one embodiment, the lateral motion device is interposed between the shear...
7107728 Apparatus for the storage of hazardous materials  
The invention provides a stabilizing device for inclusion in a stack of containers in which hazardous waste is held, wherein the stabilizing device comprises a table for supporting a container in...
7069158 System and method for analyzing structures subjected to catastrophic events  
A computer-implemented system and method for analyzing a structure subjected to a catastrophic event. Based on linear elastic input data, the system automatically determines non-linear hysteretic...
7028433 Aseismatic device  
An aseismatic device applied to an overhead hoist transport (OHT) system in a fab has a spring pin and a positioning ball installed in a cavity of a first platform. The spring pin has at least a...
7017312 Two-piece clinched plate tension/compression bracket  
A two-piece bracket adapted to resist forces in both tension and compression. The tension/compression bracket is formed from stamped, plate steel and is preassembled by clinching or with structural...
6966154 Earthquake protection consisting of vibration-isolated mounting of buildings and objects using virtual pendulums with long cycles  
The invention relates to an earthquake protection system that is entirely immune to seismic activity. According to the inventive method buildings and other objects are supported by Virtual...
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...
6874748 Active floor vibration control system  
An active vibration control system for controlling excessive or unwanted vibrations in floors or other structures. The system has three main components: (1) velocity sensor w/signal conditioner;...
6848223 Seismic cask stabilization device  
An apparatus and method for stabilizing a spent nuclear fuel containment cask so as to prevent tipping under design basis earthquake conditions. In one aspect, the apparatus comprises a lamina and...
6826873 Aseismic system  
The Improved Aseismic System of the present invention isolates a structure from seismic forces, and wind forces and seismic forces combined. During an earthquake the structure will slide on seismic...
6820380 Structure of an anti-shock device  
An improvement in the structure of an anti-shock device utilized for buildings, important structures and bridge structures that are made of a base, a carrier, a slide block, and a plurality of...
6799400 Earthquake shock damper  
An earthquake shock damper includes two positioning plates, two fixing plates and multiple energy absorbing plates securely sandwiched between the two positioning plates and having the two fixing...
6739568 Apparatus for isolating and leveling a machine foundation  
An apparatus for isolating and leveling a machine foundation with respect to a substructure of a building or the ground. The apparatus of the present invention provides an enclosure connectable to...
6675539 Roof seismic motion-absorbing gap cover  
A seismic roof motion-absorbing gap cover assembly includes an elongated y-axis slideway affixed to a building unit B on one side of the gap and extending parallel to the gap and a y-axis slider...
6631592 Fail-safe device  
The invention concerns fail-safe devices for use in reinforced concrete structures. The device ( 1 ) comprises a link ( 8 ) of high tensile strength material and first ( 2 ) and second ( 3 ) end...
6598365 Impact and energy absorbing product for floors, walls, and other flat surfaces  
An impact and energy absorbing product for floors, walls, panels, crash mats and other flat surfaces. More particularly, the invention teaches the usage of coiled springs in conjunction with...
6581340 Modular anti-seismic protection device to be used in buildings and similar constructions  
This invention is a modular anti-seismic protection device to be used in buildings and similar constructions. It discloses a modular base, which is to be laid on the ground below a building's...
6560940 Two-piece clinched plate tension/compression bracket  
A two-piece bracket adapted to resist forces in both tension and compression. The tension/compression bracket is formed from stamped, plate steel and is preassembled by clinching. The...
6557306 Elevator apparatus for use in a building having a seismic isolation building portion and a non-seismic isolation building portion  
To provide sufficient clearance for an entrance part of an elevator hall facing a non-seismic isolation building portion, the partition wall on the entrance side may be removed and an expansion...
6530182 Low cost, light weight, energy-absorbing earthquake brace  
An energy absorbing seismic brace for both retrofit and new construction. The brace comprises a central strut of either multi-legged or homogeneous section fabricated from low strength aluminum,...
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...
6484458 Method of and apparatus for preventing structure from collapsing due to earthquake  
Method and apparatus for preventing collapse of a structure due to an earthquake by using a construction with a water chamber whose outside contacts a receiving area, provided to the earth's...
6474030 Pile foundation structure  
The present invention relates to a technique wherein a complex structure is adopted as a joint structure between each head of plural piles ( 1 ) and a bottom of a footing ( 2 ), and the complex...
6438905 Highly effective seismic energy dissipation apparatus  
An energy dissipation apparatus for installation in structural frames to mitigate seismic effects comprises a scissor-jack system of braces with an energy dissipation device such as a viscous,...
6418677 Joint device for floor  
A joint cover includes rails attached to the right and left building portions adjacent sides of the joint parts between the right and left building members. At least two or more support members are...
6415560 Seismic bracing connector  
A connector for connecting a seismic brace to a support rod, such as for a cable tray, to inhibit movement of the rod during seismic activity. The connector comprises a metal connecting member...
6397528 Coupled truss systems with damping for seismic protection of buildings  
A multi-floor building is protected from seismic forces by coupling a damping system between a pair of truss columns of truss systems, each movable in a cantilever motion in response to the seismic...
6336296 System floor and construction method thereof  
A floor system includes a plurality of panels placed on a base floor. A space is formed between the panels and the base floor for laying cables. A plurality of sliding plates are arranged on the...
6325351 Highly damped kinematic coupling for precision instruments  
A highly damped kinematic coupling for precision instruments. The kinematic coupling provides support while causing essentially no influence to its nature shape, with such influences coming, for...
6324795 Seismic isolation system between floor and foundation comprising a ball and socket joint and elastic or elastomeric element  
A seismic isolation system with a plurality of ball-and-socket joints attaching a base structure to a plurality of foundation pads or piers. A plurality of pads or piers 3, 13 form a foundation...
6289640 Seismic isolation sliding support bearing system  
The seismic isolation sliding support bearing system includes a pair of sliding bearings, which can be moved relatively to each other and are arranged in opposition and in contact with each other...
6286271 Load-bearing structural member  
A load-bearing structural member is disposed between a selected base and a load bearing element and is capable of bearing loads of various magnitudes while granting flexibility and resiliency to a...
6237292 Reinforcement of cementitious walls to resist seismic forces  
A cementitious wall is externally reinforced against out-of-plane or in-plane seismic forces using an overlying layer of composite material, preferably a carbon-fiber/polymer matrix composite...
6233884 Method and apparatus to control seismic forces, accelerations, and displacements of structures  
A seismic energy dissipation system for use with structures such as buildings, bridges and the like. The system includes a gravity frame, at least one reaction frame, and connection apparatus for...
6226935 Seismic isolator  
A seismic isolator wherein vibrating units 5 arranged in a multiplex manner are formed of suspension members 53 constituting tensile force bearing members, and frames 51 and bases 52 to which both...
6164023 Compressive/Tensile-Load-Type Damper made of lead and seismic isolation apparatus using the same  
A compressive/tensile-load-type lead damper absorbs vibration energy by elastic-plastic deformation through bending of lead. The lead damper has a semicircular structural portion at a central...
6164022 Three dimensional guide  
6160864 Seismic isolators  
A seismic load suppressing system for a nuclear reactor that reduces the seismic input to the reactor and the internal components of the reactor including the fuel is described. The seismic load...
6125596 Joint cover device  
A joint cover device includes a joint cover which covers a joint part of right and left building members. The joint cover has ends supported on surfaces adjacent the joint part. A retaining device...
6115972 Structure stabilization system  
A stabilization system protects a structural member from the effects of seismic disturbances. Pendular isolators are positioned between a structure fixed to the ground and the structural member,...
6108986 Earthquake-resistant load-bearing system  
An earthquake resistant structure for mounting on a base having a limited available surface has an upper bearing and a lower bearing compactly arranged, one with a convex surface and the other with...
Matches 1 - 50 out of 154 1 2 3 4 >