Matches 1 - 50 out of 58 1 2 >
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7584578 Seismic energy damping apparatus  
A seismic energy damper includes a pair of structure members subject to relative motion during a seismic event, and a pair of friction washers each fixed to a respective one of the structure...
7168210 Support block and system for use on roofs  
A support block for supporting objects on a roof. The support block is a moulded elastomeric block of pyramidal shape with a substantially hollow core. The support block can be used as is or in a...
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...
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...
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...
6790520 Vibration dampening laminate  
The present invention provides a vibration dampening laminate that is lightweight and has superior sound insulation and vibration dampening properties. The vibration dampening laminate comprises a...
6662506 Collapse-resistant frame system for structures  
A collapse-resistant frame system ( 10 ) for a bridge or building structure includes a plurality of mechanically-interconnected columns ( 12 ) and beams ( 14 ). At least the lowermost columns are...
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...
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...
6176055 Modular foundation system  
A modular foundation system having a punch pad; pre-formed, ring-shaped modular foundation units; and an axial column and a pole that extend through the modular foundation units. The modular...
6126136 Passive vibration isolating system  
A passive vibration isolating system includes a sliding piece having its lower portion mounted on a base member and a first contact surface defined between the lower portion of the sliding piece...
6094873 Foundation for manufactured homes  
A foundation support system for manufactured building structures comprising footings, vertically adjustable vertical support members, beam holders and intermediate beams. The intermediate beams...
6085471 Earthquake shock damper for roadway pillars  
An earthquake shock damper particularly suitable for use in load bearing columns or pillars, such as columns or pillars which are used to support bridges, elevated highways, or large structures....
5980162 Seismic shock absorbing pier  
A seismic shock absorbing pier including a cylindrical column having an upper end and a lower end; a slide stop having a load bearing surface, the slide stop being fixedly attached to the...
5946866 Modular damper  
A modular damper which comprises one or more individual damper elements which are mounted into the damper structure. The dampers are useful in damping structures such as buildings, bridges, etc.
5867951 Seismic isolation sliding bearing for structure  
A seismic isolation sliding bearing for a structure, is made up of a dish 1 having a conical concave surface having a predetermined inclination or a spherical concave surface in its central...
5653070 Self-stabilizing system for rack-mounting equipment  
A self-stabilizing system to protect sensitive equipment housed in a rack from shock forces emanating from the structure or foundation on which the rack is placed. The system includes a chassis...
5560162 Seismic brake  
A seismic brake assembly comprises an annular pipe journaled through a gripping block which frictionally engages the pipe about the pipe's outer diameter. The force with which the gripping block...
5502932 Method and device of earthquake resistant & energy reduction for high-rise structures  
The "METHOD AND DEVICE OF EARTHQUAKE RESTSTANT NAD ENERGY REDUCTION FOR HIGH-RISE STRUCTURES" includes a methed and device that is applicable to all kinds of high-rise structures and multi-storey...
5014474 System and apparatus for limiting the effect of vibrations between a structure and its foundation  
Apparatus for limiting the effect of vibrations between a structure and its foundation having two types of elastomeric load bearing pads. One pad has the capability of absorbing vertically and...
4899323 Anti-seismic device  
An anti-seismic device which comprises anti-seismic rubber bearings and dampers arranged in parallel, the anti-seismic rubber bearing being formed by laminating a plurality of rigid hard plates and...
4801122 Isolator for seismic activity  
An apparatus for supporting an object on a base for isolating the object from movement of the base, typically an art object, instrument, case, or housing for projection during seismic activity. The...
4786341 Method for manufacturing concrete structure  
A method for manufacturing a concrete structure such as columns and beams with sufficient reinforcement in the shear strength to be durable against earthquakes, etc. A reinforcing member composed...
4766706 Earthquake protection system for structures  
A system for protecting a building against the forces generated by an earthquake. The horizontal movement of the building superstructure relative to the foundation is adjustable to adapt its...
4763457 Shock attenuating barrier  
A barrier is constructed from a plurality of cell-like elements interconnected to form a rigid barrier under normal circumstances. The linkages between cells provides a friction-brake force which...
4718356 Exterior blast protection for buildings  
A system for protecting exterior building walls against damage from pressure waves generated by explosions on the building exterior. Exterior walls are constructed of multiple wall panels mounted...
4662126 Vibration resistant explosion control vent  
A burst panel assembly for normally covering a vent opening of structure which defines an area to be protected from the buildup of dangerously high internal pressures has two frangible panels...
4651481 Progressive shock absorption system for reducing the seismic load of buildings  
The present invention relates to a system comprising of motion-damping sandwich elements and energy-absorbing steel mandrels arranged between the building foundation and the superstructure, where...
4644714 Earthquake protective column support  
A column support for buildings is presented which protects the building from potentially damaging earthquake ground motions. In each of these column supports the weight of the building is supported...
4640216 Device for reducing vibrations of periscopes  
The invention relates to an apparatus for damping vibrational deflections of periscopes or other vessel devices, which periscopes or other vessel devices extend into an aqueous medium when in use....
4633628 Device for base isolating structures from lateral and rotational support motion  
The device of the invention comprises a set of flat rings which can slide laterally on each other with a central rubber core and/or peripheral rubber cores. In this base isolator device the...
4617769 Aseismic bearing for bridge structures  
An aseismic bearing is disclosed for use in a bridge structure in combination with a bridge support and/or sliding bearing. The aseismic bearing permits horizontal movement of the bridge's support...
4616884 Structural bearings  
A structural bearing for example for use in supports for pipelines. The bearing comprises a center plate 21 having a PTFE bearing layer insert 22 and above this a co-operating sliding plate 23 with...
4577826 Stand structure for supporting electric high voltage equipment  
A platform for carrying electric high-voltage equipment, such as series-capacitors etc., is supported by insulator columns which are articulated at the upper and lower ends. Bracing takes place...
4565039 Floor structure for reducing vibration  
A floor structure for reducing vibration comprises a panel for mounting a load thereon and a plurality of shock absorbers elastically supporting the panel over a base floor, each shock absorber...
4554767 Earthquake guarding system  
A base isolation system for a structure for protecting against earthquakes. The superstructure is supported on a first and second discs, one above the other. Between the discs, and between the...
4553792 Structural slide bearing  
A structural bearing comprising a bottom bearing plate and a top bearing plate, the bearing having sliding surfaces in mutual sliding contact and fixed against horizontal movement relative to the...
4533109 Elastic support unit  
An elastic support unit has a supporting element including an elastic part and a sliding part arranged so that under the action of load, first the elastic part is elastically deformed and the...
4518461 Support for batteries of coking furnaces heated from the top  
A support for a battery of coking furnaces with regenerators has a plurality of waste heat passages formed beneath the regenerators and extending in a longitudinal direction of the battery, a...
4402483 Earthquake isolation floor  
An earthquake isolation floor comprises a horizontal plate-like support frame having a generally circular or polygonal configuration, a support frame having a horizontal surface with a similar...
4393630 Actuation means for the racking platform of a mast  
In combination with a telescoping well mast structure having a fixed lower structure and a traveling upper structure, a device to time and actuate the extension and retraction of a racking platform...
4370837 Arrangement for selectively changing the radiation and vibration transmission properties of panels  
An arrangement is disclosed, which allows the control of the radiation and vibration (light, heat, sound) transmission properties of one or more panels each comprising at least two spaced apart...
4363149 Earthquake-proof shoe for bridges  
A receiving plate for opposite ends of an upper shoe is placed between claws at opposite ends of a lower shoe, rubber packings are detachably provided in the gap spaces between the respective claws...
4330103 Earthquake protector  
Earthquake protector for protecting apparatus such as a circuit-breaker. The apparatus to be protected is mounted on a support member (2) which is connected to a plate assembly via jack 4. The...
4320549 Rocker-sliding bearing assembly and a method of lining the assembly  
A rocker-sliding bearing for bridges or similar structures and a method of lining the concave top side surface of a curved baseplate of a rocker-slider bearing wherein the rocker-slider bearing...
4276725 Method and apparatus for releasing an elevated pressure developed behind a wall  
Method and apparatus for relieving an elevated pressure behind a wall. The apparatus includes a rigid frame mountable over an orifice in the wall and a rigid panel sized to fit within the opening...
4238137 Slide bearing  
A slide bearing having a backing pad forming a substantially planar face on which a mesh is affixed. A piece of sheet bearing material is impaled on the mesh by the application of pressure and heat...
4152799 Slide swing bearing  
A sliding swing bearing having upper and lower supporting members, one of which is movable relatively to the other and a slide member interposed therebetween in sliding contact with at least the...
4121393 Device for protecting a structure against the effects of high horizontal dynamic stresses  
The device for protecting a structure against the effects of dynamic stresses and especially stresses produced by earthquakes comprises a system of friction supports constituted by seating blocks...
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