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7574830 |
High strength lightweight material
The disclosure depicts a high-strength yet lightweight material composed of interconnected struts that typically form a tetrahedral lattice structure.
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7565774 |
Seismic isolation apparatus
A seismic isolation apparatus features damping characteristics equivalent to or better than prior art, without burdening the environment. In this seismic isolation apparatus, a cylindrical cavity...
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7478503 |
Fire stop frame assembly
A fire stop assembly for bordering a conduit access through a building separation, includes a rigid body portion with an access opening with the access opening being adjustably closed to define a...
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7441376 |
Base isolation device for structure
A base isolation device for a structure capable of efficiently and effectively suppressing the vibration of a structural body in surface outside direction, wherein a tension member having on...
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7383666 |
Blast-resistant window
A blast-resistant window assembly is provided. The assembly has a window, and first and second brackets. The window is fitted within an opening having at least one wall. The first bracket has a...
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7373945 |
Device for closing a conduit
A device for closing a conduit ( 30 ) in case of fire includes a housing ( 11 ) having a receptacle ( 17 ) for receiving the conduit ( 30 ), a cutting and blocking member ( 20 ) arranged in the...
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7331144 |
System and method for operating a barrier with a timer
A pause profile is stored in a memory. An ambient condition is determined. The pause profile is accessed in the memory and a pause time is determined based upon the measured ambient condition. A...
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7331143 |
Seismic base isolation by electro-osmosis
A structure is isolated from a seismic event by inducing soil liquefaction in an isolation layer beneath the structure and soil foundation zone, such as by activating an electro-osmosis gradient...
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7270498 |
Flood vent
The flood vent has an elongated box-shaped frame having a top end, a bottom end including a floor, and opposing sidewalls that define a fluid passageway. The frame has an open front and a track...
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7257928 |
Floor construction
The invention concerns a floor construction comprising a plurality of surface portions ( 12 ) which each comprise at least one respective material with possibly different properties, in particular...
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7234278 |
Unitary overpressure vent panel structure
Unitary one-piece frameless overpressure vent panel assembly ( 10 ) includes a rigid, generally planar primary support member having a central relief opening ( 26 ), a rigid, generally planar...
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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...
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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...
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7134243 |
Blast resistant window framework and elements thereof
There is described a profiled sash section for a window sash holding a window pane and intended for being installed in an outer frame of a blast resistant window. The sash section includes a main...
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7127855 |
Temperature responsive roof vent
A vent for a roof, said vent 2 includes a box 4 , shaped to be a somewhat vertical chimney, in order to maximize an upward hot air flow out of the vent. The box has an upper rim and the rim has...
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7127850 |
Internal building pressure apparatus and method
An internal building pressure apparatus includes, in a building with walls and more than floor, at least one pressure sensor on at least more than one floor. A connection is provided for connecting...
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7100344 |
Shuttering element and process for manufacturing and repair of the same
The shuttering element or similar, with a panel-shaped carrier ( 2; 7 ), according to the invention is characterized in that the carrier ( 2; 7 ) is covered at least on one side with a film ( 3; 6...
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7073305 |
Compression ring horizontal bracing system for building structures
This invention provides a construction method having at least one compression ring and its bracing and reinforcing tension plane installed at a targeted floor level, where the compression ring and...
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7043879 |
Force-resisting devices and methods for structures
In accordance with the present invention there is provided a force-resisting device for transmitting forces and dissipating and absorbing energy across a discontinuous structural element of a...
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7028431 |
Fire-resistant door
A fire-resistant, aluminum, cementitious-material-free, insulation-free door adapted to prevent the spread of fire and heat passing therethrough, consists of: a door frame, a door hingedly mounted...
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6996944 |
Fire barriers for multi-dimensional architectural expansion joints
Multi-dimensional, multi-layered, fire barriers for use in multi-dimensional architectural expansion joints may comprise a plurality of fire resistant material layers and the method for making such...
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6996937 |
Potential energy storage system
The present invention relates to a system for generating electrical power using hydraulic supports on which a building structure is mounted. A pump injects fluid into the supports to raise the...
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6988592 |
Door and door hanger device at elevator landing
A door panel includes a surface board facing a hoistway, a back board facing a hoistway, and a reinforcing member for reinforcing the surface board and the back board. The back board is connected...
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6971207 |
Explosion-resistant wall construction
A wall construction with increased resistance to overpressure, such as over-pressure as a consequence of explosions, comprises an essentially flat panel with a wall panel that is welded to...
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6957516 |
Acoustically intelligent windows
A window having a frame with a windowpane disposed therein is provided. A first impedance discontinuity element is disposed between the windowpane and the frame adjacent a portion of a periphery of...
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6918447 |
Fire protection apparatus and method
A fire protection apparatus includes a plurality of bladders that are substantially filled with a non-flammable liquid via a manifold that is coupled to a source of non-flammable liquid and...
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6848227 |
Intumescent floor opening frame
A frame for bordering conduit access through a building floor has a rigid body portion and a lining of intumescent material on an interior surface of the rigid body portion. The intumescent...
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6840017 |
Vibration control structure
A building ( 1 ) includes square columns ( 2 ) disposed in such a manner as to extend in a vertical direction so as to support the vertical load of the building ( 1 ); girders ( 3 ) disposed in...
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6820373 |
Fire protection system
A fire protection system that covers and protects a structure from fire and other hazards. The system, which is electronically actuated, comprises primarily poles located on opposite sides of the...
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6810626 |
Fire protection device for building structure
Fire protection devices and related methods for isolating building structures from an external fire are disclosed. The fire protection device includes a rolled fire-resistant protective cover...
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6772562 |
Building perimeter fire suppressing system
A building perimeter fire suppressing system for preventing brush and forest fires from engulfing building structure. The building perimeter fire suppressing system includes a water source; and...
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6763645 |
Protecting building frames from fire and heat to avoid catastrophic failure
A system and related method for protecting a building frame from fire and heat to avoid catastrophic collapse, comprises a plurality of vertical structural members comprising substantially vacant...
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6732479 |
Movable defensive apparatus
The present invention provides a movable defensive apparatus in which a dedicated source of power for driving a relatively heavy defensive wall and an installation space are not required, whereby...
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6725615 |
Service shut off device
A service shut off device which is a selected length of a composite body adapted to be formed into a shape to fit in use around a service line. The composite body has a flexible casing ( 20 ) and a...
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6679015 |
Hub seal firestop device
A firestop device ( 10 ) and firestop assembly for use in a plumbing system ( 100 ) installed in a structure to prevent the transmission of smoke and fire through the plumbing system. The firestop...
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6668491 |
Device for removing ice from roofs
A device for removing ice and snow from roofs ( 10 ) comprising an inflatable sleeve ( 19 ) secured to a mounting frame secured on a roof under shingles or panels ( 56 ). Inflating the sleeve ( 19...
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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...
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6658804 |
Self-bearing flexible curtain wall system
A self-bearing curtain wall system is provided, the system including a matrix of unitized kinematically integrated cladding panels flexibly joined to a structural member so as to thereby...
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6647668 |
Space erected inflatable structure
An inflatable structure, such as a fabric confining a gas, can be regulated as to its shape by the provision of auxiliary tubes, integral or adjacent to the fabric which can be separately...
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6643985 |
Tubular lead-in fixture
A tubular lead-in fixture including an attachment element ( 3 ) for a temporary attachment of the lead-in fixture, and an axially extending, radially widening region ( 8 ) provided within an...
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6574929 |
Fire-resistant element for the closure of a room
A fire-resistant wall ( 2 ) has a window consisting of a fire window ( 1 ). The fire window ( 1 ) is a monolithic or laminate with the properties of a safety glass. At its end faces ( 4 ), it is...
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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,...
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6510660 |
Damping device
A damping device receiving viscous fluid in an annular gap between a housing and a rotary member within the housing and converting a dynamic energy of the rotary member into a thermal energy is...
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6502356 |
Blast resistant window framework and elements thereof
There is described a profiled sash section for a window sash holding a window pane and intended for being installed in an outer frame of a blast resistant window. The sash section includes a main...
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6469639 |
Method and apparatus for low power, micro-electronic mechanical sensing and processing
A method and apparatus for low-power sensing and processing are provided. A method preferably includes collecting a plurality of sensor signals. The plurality of sensors include sensed data...
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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,...
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6435455 |
Flow-efficient, static pressure-shielding, fire-resistant decompression panel assembly
A decompression panel assembly ( 12 ) for use in an aircraft separation structure ( 14 ). The panel assembly includes a support pan ( 26 ) having an opening ( 28 ), a bull nose ( 64 ) extending...
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6434893 |
Apparatus and method for placing elevated concrete slabs
An automatic or active shoring apparatus and process for controlling the deflection of the beams and girders typically in an elevated structure prior to and while concrete is placed and screeded on...
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6425211 |
Self-closing fire rated floor door
This invention relates to a novel self-closing fire rated floor door. More particularly, this invention pertains to a novel floor door which uses fusible plugs and compressed gas cylinders for...
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6405502 |
Firestop assembly comprising intumescent material within a metal extension mounted on the inner surface of a plastic coupling
A firestop coupling assembly for allowing the passage of utility members through a hole in a partition while preventing the transmission of fire and smoke through the hole. The coupling assembly...
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