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Class 405/272 - Shoring, bracing, or cave-in prevention


Subclass of Class 405 - Hydraulic and earth engineering
Definition: Method or apparatus concerning prevention of earth movement
No. of patents: 144
Last issue date: 07/22/2008


1        
NumberTitleIssue Date
7402003Trench box moving apparatus and method
There is disclosed an apparatus and method for moving with an excavator arm a trench box having a pair of adjacent spreader bars at a forward end. The apparatus has a bracket end for connecting to the excavator arm and a hooking fork. The hooking fork has a first su...
07/22/2008
7387470Stackable concrete forming apparatus components
A stackable component for concrete forming systems is described. End plates are secured to opposite ends of a longitudinal element having a round profile that prevents stacking of the components. The end plates nest together and receive for retention the longitudina...
06/17/2008
7377725Arched soil nail wall
Three-dimensional soil nail walls employing geosynthetic materials and methods of installation thereof. The soil nail walls are suitable for supporting an upright face of earth and comprise tensioned geosynthetic material held up against the face. ...
05/27/2008
7337515Hybrid breaching bar
An device for breaching an outwardly opening door and methods for use thereof. The device combines a serrated blade for penetrating the crevice between a door and a doorjamb and an extendable handle with a ratcheting mechanism allowing the operator to remain out of ...
03/04/2008
7338025Method and apparatus for buttress stabilization
A method for stabilizing a roof-resting vehicle includes the steps of leaning one or more buttress stands against a rear fender area of the vehicle, passing a chain under a rear end of the vehicle from one of the buttress stands to another, tightening the slack from...
03/04/2008
7311470Wale and retaining wall system
A wale for use in bracing a retaining wall. The wale is comprise of a back wall, a front wall having a channel formed therein, and a plurality connecting walls connecting the back and front walls to form at least one chamber between the back and front walls. In one ...
12/25/2007
7309190Shoring device with removable swivel side plates containing detente sphere attachments
A shoring device is disclosed comprising a piston and a cylinder. The piston is axially expanded by compressed gas, whereby the shoring device engages two opposing surfaces. Removable swivel sideplates comprise détente sphere attachments by which the sideplates rev...
12/18/2007
7290961Lightweight trench shield
A lightweight trench shield having side panels spaced apart by spreaders. Each panel has a core formed of a metal honeycomb with the core faces having a fiber in resin matrix layer thereon. The core density varies with regions proximate the spreader supports being i...
11/06/2007
7290960Sprayable mining liner
A liner is the product of reaction of (a) a hydrophilic prepolymer bearing isocyanate groups; and (b) a water-borne polymer dispersion, the polymer bearing groups that are reactive to isocyanate groups; wherein the dispersion has a sufficiently high solids content, ...
11/06/2007
7281590Environmentally friendly method for generating energy from natural gas
The invention relates to an environmentally friendly method for generating energy from natural gas. Through the combustion of the natural gas with a mixture comprising substantially oxygen and CO2, a number of advantages are achieved with regard to the em...
10/16/2007
7258511Shoring system
Improved shoring systems and methods are disclosed. In one embodiment, a shoring system includes first and second opposing side walls. A manifold is pivotally connected to the first side wall and is pivotally moveable between a shielded position and an exposed posit...
08/21/2007
7214003Segmental floating bulkhead assembly
The present invention is directed to the structure of a floatable caisson member and to a segmental floatable bulkhead assembly, formed by assembling a plurality of the floatable caisson members. The present invention also includes a method of fabrication of the flo...
05/08/2007
7144200Innovative prestressed scaffolding system
Disclosed herein is a support system that is temporarily placed below ground for preventing collapse of the excavated ground when a subway is constructed or a basement of a building is built. The excavated ground or load is supported by means of supporting members, ...
12/05/2006
7140808Catwalk device and method
A catwalk is provided for use in trenching operations that provides increased safety and improves efficiency. Methods are also provided that save time over the prior process of building multiple land bridges. Selected features include reduction in the number of ladd...
11/28/2006
7128500Corner connection for temporary shoring
A connection arrangement for temporary shoring in an excavation site is used to secure I-beams together at corners within the excavation site. Typically, four I-beams are connected together to form a rectangular frame that is suspended within the excavation for brac...
10/31/2006
7114887Modular block anchoring techniques
One embodiment of a system of the present disclosure can be implemented as follows. A modular block wall system includes a vertical passageway formed within the wall from a top surface of the wall to a bottom surface of the wall and a plurality of tieback rods adapt...
10/03/2006
7101119Shoring assembly and method
An inventive apparatus and method provides for restricting movement from a collapsed or folded position of a pair of rails employed by a shoring assembly. The shoring assembly has a plurality of first pads each pivotally connected to one of the rails, a plurality of...
09/05/2006
7097389Forklift movable cribbing column
A prefabricated cribbing column for supporting a mine roof. The column includes a plurality of concrete cribbing elements the majority of which are interleaved with load transfer disks. Two of the cribbing elements are interleaved with a handle element. The column a...
08/29/2006
7080959Adjustable scaffold shoring accessory
A shoring device that utilizes an accessory assembly mounted to a vertical tubular member of a tubular scaffold assembly to receive a shoring member therethrough. With an adjustable threaded ring mounted over the threaded portion of said accessory assembly, a suppor...
07/25/2006
7056066Apparatus and method for inserting sheet piles into a soil formation
Yet another embodiment of the present disclosure relates to a sheet pile installation apparatus for inserting a sheet pile vertically into a soil formation, the installation apparatus including an elongated body configured to releasably receive the sheet pile, the b...
06/06/2006
7056067Trench shoring device
This invention discloses a device for shoring open excavations including a pair of shoring panels held vertically apart and parallel to each other against sidewalls of excavation by a pair of strutting assemblies. Each shoring panel having laterally on either end a ...
06/06/2006
7056068Trench shoring system
A shoring system for trenches comprising large shoring panels and strutting assemblies is disclosed. Shoring panels are arranged in pairs against either wall of the trench and held vertically by adjacent strutting assemblies spaced apart along the trench. Each strut...
06/06/2006
7048473Vibration-proof construction method
A vibration-proof construction method for preventing and reducing vibration around a structure which generates vibration or receives vibration includes construction work wherein a hard member having higher stiffness than the surrounding ground and a rubber elastic m...
05/23/2006
7025539Sheet pile for forming barrier walls
A series of duplicate structural panels form a substantially flat sea wall, barrier wall, and the like, fabricated of synthetic resin material for driving into soils. The structural panel is elongated and of constant size and shape along its length, and is character...
04/11/2006
7021868Lightweight shoring system for accommodating crossing utilities
An excavation shoring system having four vertical, cylindrical poles, each connected to a base element, arranged to constitute corners of a rectangle. At least one vertically oriented shoring panel corresponding to each side of the rectangle is provided, with each o...
04/04/2006
7011865Sprayable mining liner
A liner is the product of reaction of (a) a hydrophilic prepolymer bearing isocyanate groups; and (b) a water-borne polymer dispersion, the polymer bearing groups that are reactive to isocyanate groups; wherein the dispersion has a sufficiently high solids content, ...
03/14/2006
6986495Walkway bracket for use with helical anchor
A bracket for connecting to and supporting a beam of a walkway releasably attaches to a helical anchor. The bracket includes a beam restrainer for supporting a beam and a connecting plate releasably attached to a connector assembly. The connector assembly releasably...
01/17/2006
6984092Corner connection for temporary shoring
A corner connection used to secure I-beams together at corners within the excavation site is provided with a reinforcing assembly that allows for greater loads. Typically, four I-beams are connected together to form a rectangular frame that is suspended within the e...
01/10/2006
6966541Hydraulic lifting assembly and method
An assembly for lifting and supporting a journal body with respect to a stationary body including: a support bracket for being secured to said stationary body; an elongated support member to engage and support a bottom facing surface of the journal body; first and s...
11/22/2005
6964542Pin and collar shoring device
A shoring device is disclosed comprising a piston and a cylinder. The piston is axially expanded by compressed gas, whereby the shoring device engages two opposing surfaces. An outer cam collar and a concentrically enclosed inner ring are mounted upon the cylinder e...
11/15/2005
6916013Device for exerting pressure on a door or on any other vertical planar surface
A device for exerting thrust from external abutment points (1, 2) onto a door or any other vertical plane surface (3) such as a partition, the device being characterized in that it includes: a preferably hydraulic actuator (4), an intermediate s...
07/12/2005
6913422Shoring leg with node connectors
A shoring post suitable for use with ledger frames uses node sleeves which surround the shoring post. Preferably, the node sleeves are an extruded component with a center cavity that closely conforms to the exterior of the shoring post. The node sleeves are secured ...
07/05/2005
6907957Trench shield ladder
A trench shield ladder that hangs on the wall of the trench shield to provide workmen safe access to a trench. The ladder is provided with a top platform and hand rails that extend over the platform. The ladder can be adjusted in length by employing an extension por...
06/21/2005
6848865Shoring device
A device for shoring trenches having rails, panels and articulated trusses such that pairs of opposite rails are upheld vertically by trusses and spaced along the trench to support shoring panels which slide past each other vertically within guides of adjacent rails...
02/01/2005
6821057Magnetic shoring device
This apparatus relates to shoring of deep excavations such as pits or trenches. It includes vertical rail posts arranged symmetrically in pairs which are spaced form each other along the excavation, articulated trusses holding opposite rail posts against each other ...
11/23/2004
6752570Shoring system apparatus and method for shoring
A shoring system to support a vertical surface is provided. The shoring system includes a main frame including a first end and a second end and a first member connected to the main frame near the first end. A first length adjuster is disposed in the first member and...
06/22/2004
6746183Shoring device with outer ratcheting collar
A shoring device comprises a piston and a cylinder. The piston is axially expanded by compressed gas, whereby the shoring device engages two opposing surfaces. An outer ratcheting collar and a concentrically enclosed inner ratcheting ring are mounted upon the cylind...
06/08/2004
6612782Telescoping tube and method for supporting surrounding walls of a shaft
A telescoping tube for supporting surrounding walls of a shaft during the rescue of a victim trapped at the bottom of the shaft. The tube has nesting interlocking successive sections, each successive section having a diameter smaller than the preceding se...
09/02/2003
6565288Soil nail apparatus
A method and a structure for stabilizing a formation of natural substrate having a substantially vertical face. A tendon is inserted into a hole in the formation. A heading device includes a plate, a tube, an adhesive material within the tube, and an anch...
05/20/2003
6497536Roof support arrangement for mining apparatus and roof bolting equipment
The invention provides an apparatus (2) for installing bolts into a mine entry, said apparatus including: a frame (8) having a forward end (20), a rearward end and lateral sides; at least one bolting rig (140, 142, 144, 146) operatively mounted to said fo...
12/24/2002
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