Matches 1 - 50 out of 285 1 2 3 4 5 6 >


Match Document Document Title
8142110 Anchor fixing agent, anchor fixing agent ampule, and method for fixing anchor  
Provided are an anchor fixing agent which can fill up fine concave and convex portions present on the inner surface of a hole formed in a base material and can maintain great strength, in...
8128328 Fastening element  
A fastening element (11) for anchoring in a borehole (7) with a hardenable compound (31) has a shaft (13) extending along a longitudinal axis (12), a mixing element (22), and a profiling element...
8033760 Tension assembly  
A tensioning assembly 10 for a cable bolt 11 comprises a clamping device (14, 16) adapted for fastening to the bolt and an outer member 18 adapted for interacting with the clamping device. The...
8029211 Adaptor for setting a self-drilling, chemically anchored, fastening element  
An adaptor for setting a self-drilling, chemically anchorable, fastening element (5) includes a rotor member (21) rotatably supported in the adaptor housing (36) and having at its opposite ends...
7927044 Tensioning assembly for a cable bolt  
A tensioning assembly 10 for a cable bolt having a flexible shaft 12 comprises a clamping device 14, 16 configured to mount to the bolt shaft 12 with an axis (CA) of the clamping device aligned...
7845884 Resin insertion device and methods of inserting resin  
A resin insertion device includes a barrel, a piston within the barrel, and a triggering mechanism. The triggering mechanism includes an air outlet, an air inlet, a venturi tube and at least one...
7785041 Setting method for anchoring a fastening element  
A setting method of anchoring a fastening element (11; 41) in a constructional component (21) with a hardenable multi-component mass (31) includes drilling a borehole (22) in the constructional...
7775745 Anchoring systems and methods of use thereof  
A method of adjusting gel time of a grouting system used for anchoring a reinforcement in a mine includes adding inhibitor to initiator of the grouting system, the inhibitor and initiator being...
7712838 Ground support insertion tool  
An improved ground support member insertion device comprising means for attaching the device to a jackleg drill, a clutch assembly disposed adjacent to the attaching means and adapted for holding a...
7708500 Resin anchor with a compressible envelope containing a curable product  
The resin anchor comprises an apertured tubular envelope designed to be compressed by a traction element, characterized in that it includes, on the inside of the envelope, a resin component and a...
7566189 Mine roof bolt with resin control surface  
A resin bonded mine roof bolt having an elongated rod with a first end, a second end, and a resin control surface positioned on the rod between the rod first and second ends. The resin control...
7374370 Rock bolt anchor having concurrent chemical and mechanical anchoring means and method for using the same  
A rock bolt anchor includes a top portion permanently fixed to a bottom portion. The top portion carries a package of resin. A spring-loaded mechanism pressurizes the package and forces the resin...
7338234 Rock bolt  
A rock bolt (1) comprises a tubular body (4) defining a tubular bore (5) for receiving an adhesive or cement filled cartridge (18). A plug (8) is mounted in the bore (5). The plug (8) is...
7296950 Point anchor coated mine roof bolt  
A resin bonded mine roof bolt having an elongated rod with a first end and a second end. A segmented resin compression layer covers a portion of the rod below the first end. When installed in a...
7226650 Wrapped highly viscous chemical anchoring adhesive  
A film wrapper for use in storing slugs and ropes of chemical anchoring adhesive includes an outer metallized polymer layer and a heat seal layer. The metallized polymer layer protects the chemical...
7179020 Mine roof bolt anchoring system and method  
An improved mine roof bolt is disclosed. The mine roof bolt comprises a bolt portion having a threaded end, a slidable camming nut, a stop, and an expansion shell having a central threaded nut with...
7076924 Ovalized concrete block-out tube with tear away nailing flange  
A block-out tube for use in joining together pre-cast concrete members, the block-out tube having an ovalized cross-section, an integral elongate imperforate hollow tubular body with smoothly...
6986623 Method and apparatus for anchoring a mine roof bolt  
An improved mine roof bolt is disclosed. The mine roof bolt comprises a bolt portion having a camming nut rigidly fixed to it and a threaded end and an expansion shell having a central threaded nut...
6742966 Expansion shell assembly  
An expansion shell assembly for mine roof bolts includes an expansion member threaded onto an associated mine roof bolt. A support device is annularly disposed around the associated roof bolt. An...
6705804 Anchor  
An anchor, which is secured in a bore with a mortar, has an anchor member (12) located in the bore, a load application member (11) projecting out of the bore, at least one mixing element (13,...
6619888 Flange nut for mine roof bolt  
A method and apparatus for making a nut having a first end, a second end, and defining an orifice extending between the first end and the second end. A plurality of first threads are positioned in...
6491478 Tubular anchor  
A tubular anchor including a tubular member (1) having, at its one end, a crown-shaped drilling head (2) and, at its opposite end, a load application element a substantially cylindrical hollow...
6457910 Tubular anchor  
A tubular anchor includes a tubular member (1, 21) with a drilling head (2, 22) at one of its end, a load application element (3) extending along a portion of the tubular member opposite the one...
6435778 Cable truss system and related method of installation  
A truss system for supporting a face of a passage in a geological structure, such as a mine roof. A truss support bracket is carried on the proximal end of an anchor positioned adjacent each of a...
6402433 Tensionable mine roof bolt  
A tensionable mine roof bolt is constructed of multi-strand steel cable. The head end of the bolt is formed of an outer sleeve that is externally threaded at least part of the way from the end, in...
6390735 Apparatus and method for a yieldable tendon mine support  
Apparatus, method, and a kit for a yieldable tendon mine support rock anchor include structure and/or steps including the provision of a metal support member having an outside diameter which is...
6302623 Roof bolting apparatus  
A roof bolting apparatus comprising a frame, a rotary drive mounted on the frame for rotating a workpiece rod used in a mining operation, a timber jack rod supported by the frame, the timber jack...
6270290 Tensionable cable bolt  
A tensionable mine roof cable bolt having a resin grouted upper portion and a mechanical anchor. The cable bolt is rotated during installation in a mine roof bore hole to mix resin and engage the...
6135674 Roof bolt storage/transport apparatus  
A rod storage and transport apparatus comprising a roof bolter including a tool. The apparatus includes a rotatable holding carousel adjacent the tool and adapted to hold a plurality of rods...
6039509 Mine roof support apparatus and method  
The present invention pertains to a mining support for supporting rock within a mine. The mining support is constructed of a cable and means for mixing resin in a resin cartridge as the cable is...
6033153 Rock bolt and method of installing a rock bolt  
The invention relates to a rock bolt (1) and method of installing a rock bolt, particularly a hollow bolt. The method of installation utilises a chemical anchor, the components of which are...
6029417 Anchor rod for an attachment anchor  
An anchor rod for an attachment anchor including a trailing region (1) provided with a load application element (2), and an anchoring region (4) submergeable in a hardenable inorganic and/or...
6030151 Method for reinforcing rock with a tendon  
5993116 Filler-containing rock bolt anchoring system and method of preparation thereof  
Provided is a novel rock bolt anchoring system and a method of use thereof. The reactive grouting system, comprises: (a) a resin component containing an unsaturated polyester resin; and (b) a...
5953879 Composite anchor  
A composite anchor has an anchoring rod and a crushable cartridge filled with two components of a hardenable bonding agent which include a mineral mortar component and a water component separated...
5954455 Combination bolt system  
A tensionable combination mine roof bolt is disclosed for use in resin grouted applications. The mine roof bolt includes a lower rod member having a rotatable bolt head at a first end thereof...
5954456 Torque nut for mine roof bolt assembly  
A torque nut for a mine roof or rock bolt intended for use with a multi-component, rapid curing resin that is mixed by rotation of the bolt through the torque nut includes a nut body having a...
5951208 Roof bolting method and related apparatus  
A method of roof/side wall roof bolting in-situ includes the steps of drilling a bore hole, loading a rupturable resin cartridge into a lightweight, tubular wand through the delivery end, manually...
5919006 Tensionable cable bolt with mixing assembly  
A tensionable mine roof cable bolt having a resin grouted upper portion and a mechanically anchored lower portion. The lower portion includes a shaft which is swaged to the cable and accepts a...
5857817 Centering sleeve and overflow member assembly for masonry installations  
A centering sleeve and overflow member assembly adapted to facilitate installation of a bolt having a head and a shank extending therefrom in a hole drilled in masonry having a diameter greater...
5853841 Fastener assembly for a high-strength connection to a substructure  
A fastener for a high strength connection with a substructure with a straddling dowel, drilling cylinder or nail for insertion into a substructure material, for example, of concrete, rock, wood or...
5854305 Plugging compound for chemical fastening  
A plugging compound for the chemical fastening of anchor bolts, threaded sleeves and screws in drill-holes, comprising a reactive resin and--spatially separated therefrom--a curing agent for the...
RE36019 Roof control system  
A roof control system for underground strata has an elongated bolt adapted for insertion into a hole bored into the underground strata. The bolt is securely anchored in the hole at a location where...
5791823 Yielding head for mine support  
A yielding head for reducing the need to recondition a rock mass. The yielding head includes a mine hole cradle and a longitudinally movable bar therein. The bar, which is connected to an extension...
5787672 Centering sleeve and overflow assembly  
A centering sleeve and overflow ring assembly adapted to facilitate proper installation in a hole drilled in masonry of a stud for fastening a fixture or other object to the masonry. Deposited in...
5785462 Anchoring cartridge for hardening multi-component composition  
An anchoring cartridge for a hardening multi-component composition on the basis of a resin hardening by the reaction of radicals has an inner cartridge element containing the resin component and...
5775850 Rock bolt  
A rock bolt (1) adapted to be anchored in a hole in a rock formation by means of a cement or a chemical resin anchor is disanchored. The rock bolt (1) comprises a core (5) on which is formed a...
5775848 Earth and rock anchoring devices  
Anchoring devices for securing diverse types of structures to the earth or soil, or to rock walls and formations, such as are frequently employed for anchoring gas and petroleum-product pipelines,...
5763026 Anchor - fixing capsules  
An anchor-fixing capsule comprising a crushable capsule, and a hardenable resin component and a powdery or granular hardener component with which the crushable capsule is filled, said hardenable...
5749681 High tensile strand, anchorages and methods of installation thereof  
A high tensile steel strand for civil engineering applications comprises a core wire (11) and a ring of outer wires (12) arranged in a helical pattern around the core wire and in contact with the...
Matches 1 - 50 out of 285 1 2 3 4 5 6 >