Abrégé

Thermal management system (102) for an underground machine, comprising a pump (210) for circulating a cooling liquid (L), a heat generator (222) for generating heat to heat the cooling liquid (L), a cabin radiator (206) for radiating a part of the heat from the cooling liquid (L) to heat a cabin (104), a cooling radiator (220) for radiating a residual part of the heat from the cooling liquid (L) outside the underground machine to cool the cooling liquid (L), and a thermal manager (244) that is configured to control an operation of at least one controllable operating part (208, 210, 221, 224, 226, 228, 230, 232, 233, 234, 238, 240, 242) of the thermal management system (102) on grounds of sensed information (CT, MT, BT, HT, OT, LT) from the thermal management system (102).

Classes IPC  ?

• B60H 1/00 - Dispositifs de chauffage, de refroidissement ou de ventilation
• B60H 1/14 - Dispositifs de chauffage, de refroidissement ou de ventilation la chaleur étant prélevée de l'installation de propulsion autrement que par le liquide de refroidissement de l'installation
• B60L 7/02 - Freinage dynamo-électrique par résistance

Produits et services

Excavators, wheel loaders, and loading cranes; robotic booms, platform booms, spraying booms and breaker booms being machines and accessories used in the mining, underground construction, tunneling, quarrying, civil construction and building industries; apparatus for lifting and material handling; rapid coupling systems for machines; control devices for machines; control mechanisms for machines; parts, fittings and accessories for all of the aforementioned. Mining, construction and tunneling utility vehicles; rapid coupling systems for vehicles; parts, fittings and accessories for all of the aforementioned.

Produits et services

(1) Excavators, wheel loaders, and loading cranes; robotic booms, platform booms, spraying booms and breaker booms being machines and accessories used in the mining, underground construction, tunneling, quarrying, civil construction and building industries; apparatus for lifting and material handling; rapid coupling systems for machines; control devices for machines; control mechanisms for machines; parts, fittings and accessories for all of the aforementioned. (2) Mining, construction and tunneling utility vehicles; rapid coupling systems for vehicles; parts, fittings and accessories for all of the aforementioned.

Produits et services

Excavators, wheel loaders, and loading cranes; robotic booms, platform booms, spraying booms and breaker booms being machines and accessories used in the mining, underground construction, tunneling, quarrying, civil construction and building industries; apparatus for lifting and material handling; rapid coupling systems for machines; control devices for machines; control mechanisms for machines; parts, fittings and accessories for all of the aforementioned. Mining, construction and tunneling utility vehicles; rapid coupling systems for vehicles; parts, fittings and accessories for all of the aforementioned.

Produits et services

Machines for use in mining, building, excavation, construction and demolition as well as in ground consolidation and tunneling; machinery for use in rock breaking and parts thereof; control mechanisms for machines, engines or motors; mining machinery and parts thereof; mine drills and parts thereof; crushers [machines] for building, excavation, construction and demolition, as well as digging and mining use, and parts thereof; rammers [machines] for building, excavation, construction and demolition, as well as digging and mining use, and parts thereof; grizzly screens for digging and mining use and parts thereof; booms as accessories and parts of building, excavation, construction and demolition and mining machinery; breaker booms for building, excavation, construction and demolition use as well as digging and mining use and parts thereof. Mining extraction; repair or maintenance of mining machines and apparatus; rental of mining machines and apparatus. Remote monitoring of mining machinery; remote monitoring of underground mining.

Produits et services

Machines for use in mining, building, construction and demolition as well as in ground consolidation and tunneling; control mechanisms for machines, engines or motors; mining machinery and parts thereof; mine drills and parts thereof; crushers [machines] for building, construction and demolition, as well as digging and mining use, and parts thereof; rammers [machines] for, building, construction and demolition, as well as digging and mining use, and parts thereof; grizzly screens (machines) for digging and mining use and parts thereof; booms as accessories and parts of building, construction and demolition and mining machinery; breaker booms (machines) for building, construction and demolition use as well as digging and mining use and parts thereof. Building, construction and demolition; mining extraction; underground construction; installation, maintenance and repair of vehicles, machines, apparatus and equipment for use in building, construction and demolition as well as in underground mining, ground consolidation and tunneling; rental of building, construction and demolition equipment; rental of machines, apparatus and equipment for use in underground mining, ground consolidation and tunneling; maintenance of building, construction, demolition and mining machinery via remote monitoring systems; building, construction, demolition, tunneling and mining extraction services provided through use of remote-operated machinery.

Produits et services

Machines for use in mining, building, excavation, construction and demolition as well as in ground consolidation and tunneling; machinery for use in rock breaking and parts thereof; control mechanisms for machines, engines or motors; mining machinery and parts thereof; mine drills and parts thereof; crushers [machines] for building, excavation, construction and demolition, as well as digging and mining use, and parts thereof; rammers [machines] for building, excavation, construction and demolition, as well as digging and mining use, and parts thereof; grizzly screens for digging and mining use and parts thereof; booms as accessories and parts of building, excavation, construction and demolition and mining machinery; breaker booms for building, excavation, construction and demolition use as well as digging and mining use and parts thereof.

Produits et services

(1) Machines for use in mining, building, excavation, construction and demolition as well as in ground consolidation and tunneling; machinery for use in rock breaking and parts thereof; control mechanisms for machines, engines or motors; mining machinery and parts thereof; mine drills and parts thereof; crushers [machines] for building, excavation, construction and demolition, as well as digging and mining use, and parts thereof; rammers [machines] for building, excavation, construction and demolition, as well as digging and mining use, and parts thereof; grizzly screens for digging and mining use and parts thereof; booms as accessories and parts of building, excavation, construction and demolition and mining machinery; breaker booms for building, excavation, construction and demolition use as well as digging and mining use and parts thereof. (1) Mining extraction; repair or maintenance of mining machines and apparatus; rental of mining machines and apparatus. (2) Remote monitoring of mining machinery; remote monitoring of underground mining.

Produits et services

Excavators, wheel loaders, and loading cranes; robotic booms, platform booms, spraying booms and breaker booms; apparatus for lifting and material handling; Rapid coupling systems for machines; control devices for machines; control mechanisms for machines; parts, fittings and accessories for all of the aforementioned.. Mining, construction and tunneling utility vehicles; Rapid coupling systems for vehicles; parts, fittings and accessories for all of the aforementioned..

Produits et services

(1) Machines for use in mining, building, construction and demolition as well as in ground consolidation and tunneling; control mechanisms for machines, engines or motors; mining machinery and parts thereof; mine drills and parts thereof; crushers [machines] for building, construction and demolition, as well as digging and mining use, and parts thereof; rammers [machines] for, building, construction and demolition, as well as digging and mining use, and parts thereof; grizzly screens (machines) for digging and mining use and parts thereof; booms as accessories and parts of building, construction and demolition and mining machinery; breaker booms (machines) for building, construction and demolition use as well as digging and mining use and parts thereof. (1) Building, construction and demolition; mining extraction; underground construction; installation, maintenance and repair of vehicles, machines, apparatus and equipment for use in building, construction and demolition as well as in underground mining, ground consolidation and tunneling; rental of building, construction and demolition equipment; rental of machines, apparatus and equipment for use in underground mining, ground consolidation and tunneling; maintenance of building, construction, demolition and mining machinery via remote monitoring systems; building, construction, demolition, tunneling and mining extraction services provided through use of remote-operated machinery.

Produits et services

Machines for use in mining, building, construction and demolition as well as in ground consolidation and tunneling; control mechanisms for operating machines, engines or motors; mining machinery and parts thereof; mine drills and parts thereof; machines, namely crushers for building, construction and demolition, as well as digging and mining use, and parts thereof; machines, namely rammers for building, construction and demolition, as well as digging and mining use, and parts thereof; machines, namely grizzly screens for digging and mining use and parts thereof; booms as accessories and parts of building, construction and demolition and mining machinery; machines, namely breaker booms for building, construction and demolition use as well as digging and mining use and parts thereof Building construction and demolition; mining extraction; underground construction; installation, maintenance and repair of vehicles, machines, apparatus and equipment for use in building, construction and demolition as well as in underground mining, ground consolidation and tunneling; rental of building, construction and demolition equipment; rental of machines, apparatus and equipment for use in underground mining, ground consolidation and tunneling; maintenance of building, construction, demolition and mining machinery via remote monitoring systems; building, construction, demolition, tunneling and mining extraction services provided through use of remote-operated machinery

Produits et services

Machines for use in mining, building, excavation, construction and demolition as well as in ground consolidation and tunneling; machinery for use in rock breaking and parts thereof; control mechanisms for machines, engines or motors; mining machinery and parts thereof; mine drills and parts thereof; crushers [machines] for building, excavation, construction and demolition, as well as digging and mining use, and parts thereof; rammers [machines] for building, excavation, construction and demolition, as well as digging and mining use, and parts thereof; grizzly screens for digging and mining use and parts thereof; booms as accessories and parts of building, excavation, construction and demolition and mining machinery; breaker booms for building, excavation, construction and demolition use as well as digging and mining use and parts thereof.

Produits et services

Machines for use in building and underground mining, construction and tunneling; electric power tools; pneumatic tools; control mechanisms for machines, engines or motors; machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation, and parts and accessories thereto, in particular, roof bolters, rock drills, pneumatic hammers, nozzles, cranes, hoists, shotcreters, robotic booms, platform booms, spraying booms, air compressors, high pressure washers, high pressure pumps, cable reels, gas and fluid tanks, gas and electric welding equipment; concrete and cement mixers; mobile elevating work platforms.. Detecting and monitoring instruments, indicators and controllers being integrated sensors fitted inside sprayed concrete surfaces or fitted to machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation for monitoring the status and operation of said machines and apparatus, not for use with metrological or meteorological equipment; electronic control systems for machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; computer software and computer devices for operating and controlling machines and machine tools; software and control software for electronic control systems for use in underground mining, construction and tunneling; electronic monitoring apparatus and instruments; remote controls and sensors for operating machines and machine tools; wireless controllers to remotely monitor and control the function and status of electrical, electronic, and mechanical devices or systems, the wireless controllers relating to machines and apparatus for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; robotic electrical control apparatus and devices; artificial intelligence computer apparatus and software for machines and apparatus for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; Electronic wireless initiator modules for use with explosives; software for automation of machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; none of the aforesaid relating to the field of metrology or meteorology or metrological or meteorological instruments. Vehicles for use in underground mining, construction and tunneling; mine cars and mine trucks with special equipment and devices for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; underground mining, construction and tunneling maintenance and utility vehicles; underground multi-purpose vehicles; vehicles with mobile underground working platforms; parts and accessories for all of the aforementioned.. Explosives; detonators; explosive fuses used in mining; mining charges; blasting explosives; blasting caps.. Maintenance, repair and installation services relating to machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; mining extraction; mining services; explosive civil engineering; rock blasting; remote monitoring of the condition of machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation for maintenance and repair purposes; remote operation of machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation for mining purposes; automatic operation via artificial intelligence of machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation for mining purposes..

Produits et services

Machines for use in building and underground mining, construction and tunneling; electric power tools; pneumatic tools; control mechanisms for machines, engines or motors; machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation, and parts and accessories thereto, in particular, roof bolters, rock drills, pneumatic hammers, nozzles, cranes, hoists, shotcreters, robotic booms, platform booms, spraying booms, air compressors, high pressure washers, high pressure pumps, cable reels, gas and fluid tanks, gas and electric welding equipment; concrete and cement mixers; mobile elevating work platforms.. Detecting and monitoring instruments, indicators and controllers being integrated sensors fitted inside sprayed concrete surfaces or fitted to machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation for monitoring the status and operation of said machines and apparatus, not for use with metrological or meteorological equipment; electronic control systems for machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; computer software and computer devices for operating and controlling machines and machine tools; software and control software for electronic control systems for use in underground mining, construction and tunneling; electronic monitoring apparatus and instruments; remote controls and sensors for operating machines and machine tools; wireless controllers to remotely monitor and control the function and status of electrical, electronic, and mechanical devices or systems, the wireless controllers relating to machines and apparatus for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; robotic electrical control apparatus and devices; artificial intelligence computer apparatus and software for machines and apparatus for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; Electronic wireless initiator modules for use with explosives; software for automation of machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; none of the aforesaid relating to the field of metrology or meteorology or metrological or meteorological instruments. Vehicles for use in underground mining, construction and tunneling; mine cars and mine trucks with special equipment and devices for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; underground mining, construction and tunneling maintenance and utility vehicles; underground multi-purpose vehicles; vehicles with mobile underground working platforms; parts and accessories for all of the aforementioned.. Explosives; detonators; explosive fuses used in mining; mining charges; blasting explosives; blasting caps.. Maintenance, repair and installation services relating to machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; mining extraction; mining services; explosive civil engineering; rock blasting; remote monitoring of the condition of machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation for maintenance and repair purposes; remote operation of machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation for mining purposes; automatic operation via artificial intelligence of machines and apparatus for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation for mining purposes..

Produits et services

Machines for use in mining, building, construction and demolition as well as in ground consolidation and tunneling; control mechanisms for machines, engines or motors; mining machinery and parts thereof; mine drills and parts thereof; crushers [machines] for building, construction and demolition, as well as digging and mining use, and parts thereof; rammers [machines] for , building, construction and demolition, as well as digging and mining use, and parts thereof; grizzly screens for digging and mining use and parts thereof; booms as accessories and parts of building, construction and demolition and mining machinery; breaker booms for building, construction and demolition use as well as digging and mining use and parts thereof.. Power packs and batteries for building, construction, demolition and mining machinery and parts thereof; software for building, construction, demolition and mining machinery; software for remote management and remote monitoring of building, construction and mining machinery; electronic control panels for building, construction, demolition and mining machinery; sensors, detectors and monitoring instruments for building, construction, demolition and mining machinery; remote controls and sensors for monitoring and operating building, construction, demolition and mining machinery.. Building, construction and demolition; mining extraction; underground construction; installation, maintenance and repair of vehicles, machines, apparatus and equipment for use in building, construction and demolition as well as in underground mining, ground consolidation and tunneling; rental of building, construction and demolition equipment; rental of machines, apparatus and equipment for use in underground mining, ground consolidation and tunneling; maintenance of building, construction, demolition and mining machinery via remote monitoring systems; remote operation of machinery for building, constructions, demolition, tunneling, and mining extraction. Remote monitoring of building, construction, demolition and mining machinery; remote monitoring of underground mining; software as a service for building, construction, demolition and mining machinery and for remote management and remote monitoring of building, construction, demolition and mining machinery; automation of machinery for building, construction, demolition, tunneling, and mining extraction.

Abrégé

The application relates to a monitoring system (100) for monitoring a strength development (SD) of sprayed concrete (102). The system comprises a sprayer (108) for spraying (109) the concrete on a target surface (104) and at least one monitoring sensor (122) for sensing (123) at least one strength development quantity (TQ, MQ) from the concrete. The system further comprises a communicator (340) for receiving (136) at least one sensed strength development quantity-related information (TE, MO) wirelessly from the at least one monitoring sensor and a processor (342) for processing the at least one received strength development quantity-related information to represent the development of the strength of the concrete. The sprayer is further configured to spray (109) the at least one monitoring sensor on the target surface so that the at least one monitoring sensor is among the sprayed concrete after the sprayer has been provided (126, 132) with the at least one monitoring sensor.

Classes IPC  ?

• G01N 33/38 - BétonChauxMortierPlâtreBriquesProduits céramiquesVerre
• E21D 11/10 - Revêtement avec des matériaux de construction avec du béton coulé en placeCoffrage ou autre équipement adapté à cet effet
• E21F 17/18 - Adaptations particulières des dispositifs de signalisation ou d'alarme
• G08C 17/00 - Dispositions pour transmettre des signaux caractérisées par l'utilisation d'une voie électrique sans fil
• G01N 25/56 - Recherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant la teneur en eau
• E04G 21/04 - Dispositifs pour transporter et distribuer en même temps
• B05D 1/02 - Procédés pour appliquer des liquides ou d'autres matériaux fluides aux surfaces réalisés par pulvérisation
• G06Q 50/08 - Construction
• B05B 12/00 - Aménagements de commande de la distributionAménagements de réglage de l’aire de pulvérisation

Abrégé

Method for controlling a powertrain (1) of a vehicle and a powertrain, which powertrain comprises a diesel engine (2), an electric generator (3), a generator drive (4), at least one electric motor (5, 6), at least one electric motor drive (7, 8), operator input devices (11), and a control system (12), wherein the control system (12) controls at least some of the parts of the powertrain (1) based on information obtained from the operator input devices (11) and at least one measuring signal obtained from the diesel engine (2), from the generator drive (4), and from the at least one electric motor drive (7, 8).

Classes IPC  ?

• B60W 10/06 - Commande conjuguée de sous-ensembles de véhicule, de fonction ou de type différents comprenant la commande des ensembles de propulsion comprenant la commande des moteurs à combustion
• B60K 6/46 - Agencement ou montage de plusieurs moteurs primaires différents pour une propulsion réciproque ou commune, p. ex. systèmes de propulsion hybrides comportant des moteurs électriques et des moteurs à combustion interne les moteurs primaires étant constitués de moteurs électriques et de moteurs à combustion interne, p. ex. des VEH caractérisés par l'architecture du véhicule électrique hybride du type série
• B60L 15/20 - Procédés, circuits ou dispositifs pour commander la propulsion des véhicules à traction électrique, p. ex. commande de la vitesse des moteurs de traction en vue de réaliser des performances désiréesAdaptation sur les véhicules à traction électrique de l'installation de commande à distance à partir d'un endroit fixe, de différents endroits du véhicule ou de différents véhicules d'un même train pour la commande du véhicule ou de son moteur en vue de réaliser des performances désirées, p. ex. vitesse, couple, variation programmée de la vitesse
• B60L 50/15 - Propulsion électrique par source d'énergie intérieure au véhicule utilisant la puissance de propulsion fournie par des générateurs entraînés par le moteur, p. ex. des générateurs entraînés par des moteurs à combustion avec alimentation supplémentaire en énergie électrique
• B60W 10/08 - Commande conjuguée de sous-ensembles de véhicule, de fonction ou de type différents comprenant la commande des ensembles de propulsion comprenant la commande des unités de traction électrique, p. ex. des moteurs ou des générateurs
• B60W 10/18 - Commande conjuguée de sous-ensembles de véhicule, de fonction ou de type différents comprenant la commande des systèmes de freinage
• B60W 10/26 - Commande conjuguée de sous-ensembles de véhicule, de fonction ou de type différents comprenant la commande des moyens de stockage d'énergie pour l'énergie électrique, p. ex. des batteries ou des condensateurs
• B60W 20/16 - Stratégies de commande spécialement adaptées à la réalisation d’un effet particulier pour réduire les émissions de gaz d'échappement du moteur
• B60W 30/18 - Propulsion du véhicule

Abrégé

A wireless electronic initiation device for a detonator via a shock tube comprises an initiation member for initiation the shock tube and an energy storage for providing initiation energy to said initiation member. The initiation device comprises also a wireless communication device with a receiver for receiving an initiation command in a wireless way from an initiation arrangement. The initiation device comprises also a controller, which is configured to determine said received initiation command and based on said received initiation command configured to activate said initiation member to ignite the detonator initiator (108) by the energy fed from the energy storage.

Classes IPC  ?

• F42D 1/055 - Circuits électriques pour le sautage spécialement adaptés à l'allumage de plusieurs charges avec un retard
• C06C 5/04 - Cordeaux ou mèches
• F42C 11/00 - Fusées électriques
• F42D 1/04 - Dispositions pour l'allumage

Produits et services

Mine borers; mineworking machines; hydraulic hammers; hydraulic crushers; hydraulic demolition and recycling equipment; breaker booms; parts, components, fittings and accessories for all of the aforementioned goods. Mining extraction; repair or maintenance of mining machines and apparatus; rental of mining machines and apparatus.

Produits et services

(1) Mine borers; mineworking machines, namely, bulldozers, hydraulic crushers, excavators, and machines for geological, mining and ore exploration; hydraulic hammers; hydraulic crushers; hydraulic demolition and recycling equipment, namely, hydraulic rock breakers, rock drills, rock drilling bits, recycling crushing units being machines, and machines for sorting recyclable materials; breaker booms, being machines for use in rock processing; parts and fittings for all of the aforementioned goods. (1) Mining extraction; repair or maintenance of mining machines and apparatus; rental of mining machines and apparatus.

Produits et services

Mine borers; mineworking machines; hydraulic hammers; hydraulic crushers; hydraulic demolition and recycling equipment; breaker booms for jaw and gyratory crushers and parts, components, and fittings therefor; Parts for mine borers, mineworking machines, hydraulic hammers, hydraulic crushers, and hydraulic demolition and recycling equipment Mining extraction; repair or maintenance of mining machines and apparatus; rental of mining machines and apparatus

Produits et services

Mine borers; Mineworking machines; Hydraulic hammers; Hydraulic crushers; Hydraulic demolition and recycling equipment; Breaker booms; parts, components, fittings and accessories for all of the aforementioned goods. Mining extraction; Repair or maintenance of mining machines and apparatus; Rental of mining machines and apparatus.

Abrégé

The application relates to a charging system for charging at least one charging hole. The system comprises a charging boom, sensors of the boom, a movement mechanism of the boom, a charging head of the boom for charging the at least one hole, and a controller for controlling the boom. The sensors obtain location information relating to the boom. The controller defines locations of the charging head in a co-ordinate system of the boom on the grounds of at least the obtained location information. The controller also operates the movement mechanism to move the charging head between the defined locations in accordance with precalculated movements.

Classes IPC  ?

• F42D 1/22 - Dispositifs de maintien ou de positionnement des cartouches de sautage ou de bourrage dans les trous de mine
• F42D 1/10 - Chargement d'explosifs sous forme de poudre ou sous forme de bouillie aqueuseChargement d'explosifs par pression pneumatique ou hydraulique
• F42D 3/04 - Applications particulières de techniques de sautage pour faire sauter des rochers

Produits et services

Machines for use in building and underground mining, construction, ground consolidation and tunneling; machine tools; electric power tools; pneumatic tools; control mechanisms for machines, engines or motors; machines and apparatus for material handling, lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation, and parts and accessories thereto, in particular, rock supporting machinery, roof bolters, rock drills, pneumatic hammers, nozzles, cranes, hoists, shotcretes, robotic booms, platform booms, spraying booms, air compressors, high pressure washers and high pressure pumps, cable reels, gas and fluid tanks, gas and electric welding equipment; concrete and cement mixers; mobile elevating work platforms. Vehicles for use in underground mining, construction ground consolidation and tunneling; mine cars and mine trucks with special equipment and devices for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; underground mining, construction, ground consolidation and tunneling maintenance and utility vehicles; underground multi-purpose vehicles; vehicles with mobile underground working platforms.

Abrégé

Method for controlling a powertrain (1) of a vehicle and a powertrain, which powertrain comprises a diesel engine (2), an electric generator (3), a generator drive (4), at least one electric motor (5, 6), at least one electric motor drive (7, 8), operator input de-vices (11), and a control system (12), wherein the control system (12) controls at least some of the parts of the powertrain (1) based on information obtained from the operator input devices (11) and at least one measuring signal obtained from the diesel engine (2), from the generator drive (4), and from the at least one electric motor drive (7, 8).

Classes IPC  ?

• B60K 6/46 - Agencement ou montage de plusieurs moteurs primaires différents pour une propulsion réciproque ou commune, p. ex. systèmes de propulsion hybrides comportant des moteurs électriques et des moteurs à combustion interne les moteurs primaires étant constitués de moteurs électriques et de moteurs à combustion interne, p. ex. des VEH caractérisés par l'architecture du véhicule électrique hybride du type série
• B60L 50/00 - Propulsion électrique par source d'énergie intérieure au véhicule
• B60W 10/18 - Commande conjuguée de sous-ensembles de véhicule, de fonction ou de type différents comprenant la commande des systèmes de freinage
• B60W 20/16 - Stratégies de commande spécialement adaptées à la réalisation d’un effet particulier pour réduire les émissions de gaz d'échappement du moteur
• B60W 30/18 - Propulsion du véhicule

Abrégé

Method for controlling a powertrain (1) of a vehicle and a powertrain, which powertrain comprises a diesel engine (2), an electric generator (3), a generator drive (4), at least one electric motor (5, 6), at least one electric motor drive (7, 8), operator input de-vices (11), and a control system (12), wherein the control system (12) controls at least some of the parts of the powertrain (1) based on information obtained from the operator input devices (11) and at least one measuring signal obtained from the diesel engine (2), from the generator drive (4), and from the at least one electric motor drive (7, 8).

Classes IPC  ?

• B60K 6/46 - Agencement ou montage de plusieurs moteurs primaires différents pour une propulsion réciproque ou commune, p. ex. systèmes de propulsion hybrides comportant des moteurs électriques et des moteurs à combustion interne les moteurs primaires étant constitués de moteurs électriques et de moteurs à combustion interne, p. ex. des VEH caractérisés par l'architecture du véhicule électrique hybride du type série
• B60W 10/26 - Commande conjuguée de sous-ensembles de véhicule, de fonction ou de type différents comprenant la commande des moyens de stockage d'énergie pour l'énergie électrique, p. ex. des batteries ou des condensateurs
• B60W 10/06 - Commande conjuguée de sous-ensembles de véhicule, de fonction ou de type différents comprenant la commande des ensembles de propulsion comprenant la commande des moteurs à combustion
• B60W 10/08 - Commande conjuguée de sous-ensembles de véhicule, de fonction ou de type différents comprenant la commande des ensembles de propulsion comprenant la commande des unités de traction électrique, p. ex. des moteurs ou des générateurs
• B60W 20/16 - Stratégies de commande spécialement adaptées à la réalisation d’un effet particulier pour réduire les émissions de gaz d'échappement du moteur
• B60W 30/18 - Propulsion du véhicule
• B60L 50/00 - Propulsion électrique par source d'énergie intérieure au véhicule
• B60W 10/18 - Commande conjuguée de sous-ensembles de véhicule, de fonction ou de type différents comprenant la commande des systèmes de freinage

Produits et services

(1) Machines for use in building and underground mining, construction, ground consolidation and tunneling, namely, mining scalers, breaker booms, breakers, hammers, crushers, rammers, grizzly screens, excavating machines, extractors for mines and underground tunnels, tunnel boring machines, mining anchor tensioning machines, drills for the mining industry and for underground tunneling; electric power tools; pneumatic tools, namely, pneumatic drills, pneumatic breaker booms, pneumatic breakers, pneumatic rammers, pneumatic hammers, pneumatic crushers, pneumatic hoists, pneumatic conveyors and pneumatic transporters; hydraulic and pneumatic control mechanisms for machines, engines and motors, hydraulic and pneumatic control mechanisms for machines, engines and motors; machines and apparatus for material handling, lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation, namely, rock supporting machinery, namely, roof bolters, rock drills, pneumatic hammers, spraying nozzles, cranes, mechanical, pneumatic and hydraulic hoists, shotcretes, robotic excavator booms, robotic platform hoisting booms, robotic breaker booms, robotic crusher booms, power-operated spraying booms, air compressors, high pressure washers and high pressure pumps, cable reels, gas and fluid tanks, gas and electric welding equipment, namely, gas and electric plasma cutters; and parts and accessories for all of the above; concrete and cement mixers; mobile elevating work platforms. (2) Land vehicles for use in underground mining, construction ground consolidation and tunneling; mine cars and mine trucks with special equipment and devices for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; underground mining, construction, ground consolidation and tunneling maintenance and utility vehicles, namely, wheeled, tracked or semi-tracked drivable rigs and trucks adapted for use as work platforms or hauling and transport vehicles; underground multi-purpose land vehicles; land vehicles with mobile underground working platforms.

Produits et services

Machines for use in building and underground mining, construction, ground consolidation and tunneling, namely, mineworking machines, excavating machines, tunnel boring and drilling machines, spraying machines, man lifting machines, elevators, rock scaling machines, lifting installations for material and personnel transport in underground construction; machine tools for drilling and boring, mining drill sharpeners, power-operated spray guns, all of the foregoing for use in building and underground mining, construction, ground consolidation and tunneling; electric power tools, namely, saw machines, electrical drills, electrical hammers; pneumatic tools, namely, pneumatic conveyors, pneumatic hammers, pneumatic transporters; pneumatic control mechanisms as integral parts for machines, engine and motors; machines and apparatus for material handling, lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation, and parts thereto, in particular, rock supporting machinery, roof bolters, rock drills, pneumatic hammers, nozzles being parts of spraying machines, cranes, hoists, shotcrete spraying machines, robotic, platform, and spraying booms for the distribution of concrete, air compressors, high pressure washers, high pressure pneumatic pumps, mechanical cable reels, gas and fluid tanks being parts of machines, gas and electric welding machines; concrete and cement mixers; mobile elevating work platforms Land vehicles for use in underground mining, construction ground consolidation and tunnelling; mine cars and mine trucks with special equipment and devices for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; underground mining, construction ground consolidation and tunnelling maintenance and utility land vehicles; underground multi-purpose land vehicles; land vehicles with mobile underground working platforms

Produits et services

Machines for use in building and underground mining, construction, ground consolidation and tunneling; machine tools; electric power tools; pneumatic tools; control mechanisms for machines, engines or motors; machines and apparatus for material handling, lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation, and parts and accessories thereto, in particular, rock supporting machinery, roof bolters, rock drills, pneumatic hammers, nozzles, cranes, hoists, shotcreters, robotic booms, platform booms, spraying booms, air compressors, high pressure washers and high pressure pumps, cable reels, gas and fluid tanks, gas and electric welding equipment; concrete and cement mixers; mobile elevating work platforms. Vehicles for use in underground mining, construction ground consolidation and tunneling; mine cars and mine trucks with special equipment and devices for material handling and for lifting, drilling, charging, blasting, scaling, spraying, haulage and transportation; underground mining, construction, ground consolidation and tunneling maintenance and utility vehicles; underground multi-purpose vehicles; vehicles with mobile underground working platforms.

Abrégé

The application relates to a charging system (100) for charging at least one charging hole (H1, H2). The system comprises a charging boom (108), sensors (378) of the boom, a movement mechanism (374) of the boom, a charging head (118) of the boom for charging the at least one hole, and a controller (122) for controlling the boom. The sensors obtain location information relating to the boom. The controller defines (235, 244, 258) locations (L0, L1, L2) of the charging head in a coordinate system (132) of the boom on the grounds of at least the obtained location information. The controller also operates (248, 250, 262) the movement mechanism to move the charging head between the defined locations (L0, L1, L2) in accordance with precalculated movements (124, 126).

Classes IPC  ?

• F42D 1/08 - Procédés de bourrageProcédés pour charger des trous de mine en explosifsAppareils à cet effet
• F42D 1/22 - Dispositifs de maintien ou de positionnement des cartouches de sautage ou de bourrage dans les trous de mine

Abrégé

The application relates to a charging system (100) for charging at least one charging hole (H1, H2). The system comprises a charging boom (108), sensors (378) of the boom, a movement mechanism (374) of the boom, a charging head (118) of the boom for charging the at least one hole, and a controller (122) for controlling the boom. The sensors obtain location information relating to the boom. The controller defines (235, 244, 258) locations (L0, L1, L2) of the charging head in a coordinate system (132) of the boom on the grounds of at least the obtained location information. The controller also operates (248, 250, 262) the movement mechanism to move the charging head between the defined locations (L0, L1, L2) in accordance with precalculated movements (124, 126).

Classes IPC  ?

• F42D 1/08 - Procédés de bourrageProcédés pour charger des trous de mine en explosifsAppareils à cet effet
• F42D 1/22 - Dispositifs de maintien ou de positionnement des cartouches de sautage ou de bourrage dans les trous de mine

Abrégé

The application relates to a definition system (100) for de- fining a spraying area (A1, A2, A3, A4) for a spraying ma- chine (102). The system comprises a spraying boom (104) of the machine, sensors of the boom, and a controller (120) for controlling the boom. A nozzle tip (115) of the boom is configured to contact several contact points (P1, P2, P3, P4, P5, P6) on a surface (104) to be sprayed in order to define boundaries of the area. The sensors obtain location information of each contact point. The controller defines location of the each contact point in a co-ordinate system of the boom on a grounds of the obtained location information so that defined locations of the contact points are used to form the area to be sprayed in the co-ordinate- system.

Classes IPC  ?

• E21D 11/10 - Revêtement avec des matériaux de construction avec du béton coulé en placeCoffrage ou autre équipement adapté à cet effet
• B05B 13/04 - Moyens pour supporter l'ouvrageDisposition ou assemblage des têtes de pulvérisationAdaptation ou disposition des moyens pour entraîner des pièces les têtes de pulvérisation étant déplacées au cours de l'opération
• B05B 12/16 - Aménagements de commande de la distributionAménagements de réglage de l’aire de pulvérisation pour régler l’aire de pulvérisation
• E04F 21/02 - Outillage pour travaux de finition des bâtiments pour appliquer des matériaux à l'état plastique sur les surfaces, p. ex. pour plâtrer les murs
• E04G 21/02 - Transport ou travail du béton ou de matériaux similaires susceptibles d'être mis en tas ou coulés
• E04G 21/04 - Dispositifs pour transporter et distribuer en même temps
• E21D 13/00 - Vastes chambres souterrainesProcédés ou appareils pour leur exécution

Abrégé

A dual actuated power pack (300) comprises a battery (104) and first (101) and second (102) electric motors, as well as a power generator (103). The first electric motor (101) is powered by the battery (104) and the second electric motor (102) by a grid (106). The first and second electric motors (101, 102) are mechanically coupled (108) with each other so that when said second electric motor (102) is powered, said second electric motor (102) actuates (109) said power generator (103) and said first electric motor (101) at the same time, whereupon the first electric motor (101) functions as a hi-power battery charger and recharge the battery (104) when said second electric motor (102) actuates (109) the power generator (103). When the second electric motor is not used, the first electric motor (101) is powered (104, 105), and the power generator (103) is actuated (108) by said first electric motor (101).

Classes IPC  ?

• H02J 7/14 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries pour la charge de batteries par des générateurs dynamo-électriques entraînés à vitesse variable, p. ex. sur véhicule
• H02J 3/30 - Dispositions pour l'équilibrage de charge dans un réseau par emmagasinage d'énergie utilisant des machines dynamo-électriques accouplées à des volants
• H02J 3/32 - Dispositions pour l'équilibrage de charge dans un réseau par emmagasinage d'énergie utilisant des batteries avec moyens de conversion
• H02P 1/58 - Dispositions de démarrage de moteurs électriques ou de convertisseurs dynamo-électriques pour faire démarrer des machines dynamo- électriques ou des convertisseurs dynamo-électriques pour faire démarrer plusieurs moteurs dynamo-électriques successivement
• H02P 4/00 - Dispositions spécialement adaptées à la régulation ou la commande de la vitesse ou du couple de moteurs électriques qui peuvent être connectés à au moins deux alimentations électriques différentes
• H02P 5/747 - Dispositions spécialement adaptées à la régulation ou la commande de la vitesse ou du couple d’au moins deux moteurs électriques pour commander au moins deux moteurs dynamo-électriques à courant alternatif accouplés mécaniquement par engrenage
• H02P 9/00 - Dispositions pour la commande de génératrices électriques de façon à obtenir les caractéristiques désirées à la sortie
• H02P 1/54 - Dispositions de démarrage de moteurs électriques ou de convertisseurs dynamo-électriques pour faire démarrer des machines dynamo- électriques ou des convertisseurs dynamo-électriques pour faire démarrer plusieurs moteurs dynamo-électriques
• H02P 5/00 - Dispositions spécialement adaptées à la régulation ou la commande de la vitesse ou du couple d’au moins deux moteurs électriques
• H02K 51/00 - Transmissions dynamo-électriques, c.-à-d. moyens dynamo-électriques pour la transmission de la puissance mécanique d'un arbre conducteur à un arbre conduit, comprenant des éléments moteur et générateur en corrélation constructive
• H02J 7/34 - Fonctionnement en parallèle, dans des réseaux, de batteries avec d'autres sources à courant continu, p. ex. batterie tampon

Produits et services

Mine drills and parts thereof; mining machinery and parts thereof. Software for mining machinery; software for remote management and remote monitoring of mining machinery. Mining extraction; repair or maintenance of mining machines and apparatus; rental of mining machines and apparatus. Remote monitoring of mining machinery; remote monitoring of underground mining.

Produits et services

Drills for the mining industry and parts thereof; Mining machinery, namely, bulldozers, crushers, excavators and parts thereof Downloadable software for controlling mining machinery; downloadable software for remote management and remote monitoring of mining machinery Mining extraction; repair or maintenance of mining machines and apparatus; rental of mining machines and apparatus, namely, bulldozers, mine borers, crushers and excavators Remote monitoring of mining machinery to ensure proper functioning; remote monitoring of underground mining systems to ensure proper functioning

Abrégé

A wireless electronic initiation device (100) for a detonator (109) via a shock tube (108) comprises an initiation member (106) for initiation the shock tube (108) and an energy storage (105) for providing initiation energy to said initiation member (106). The initiation device (100) comprises also a wireless communication device (101) with a receiver for receiving an initiation command (206) in a wireless way (107) from an initiation arrangement (200). The initiation device (100) comprises also a controller (102), which is configured to determine said received initiation command (206) and based on said received initiation command configured to activate said initiation member (106) to ignite the detonator initiator (108) by the energy fed from the energy storage (105).

Classes IPC  ?

• C06C 5/06 - Moyens de mise à feu des cordeaux ou des mèchesRaccords de cordeaux ou de mèches
• F42B 3/10 - Amorces-détonateurs pour ces cartouches
• F42D 1/04 - Dispositions pour l'allumage

Abrégé

A wireless electronic initiation device (100) for a detonator (109) via a shock tube (108) comprises an initiation member (106) for initiation the shock tube (108) and an energy storage (105) for providing initiation energy to said initiation member (106). The initiation device (100) comprises also a wireless communication device (101) with a receiver for receiving an initiation command (206) in a wireless way (107) from an initiation arrangement (200). The initiation device (100) comprises also a controller (102), which is configured to determine said received initiation command (206) and based on said received initiation command configured to activate said initiation member (106) to ignite the detonator initiator (108) by the energy fed from the energy storage (105).

Classes IPC  ?

• F42D 1/04 - Dispositions pour l'allumage
• F42B 3/10 - Amorces-détonateurs pour ces cartouches
• C06C 5/06 - Moyens de mise à feu des cordeaux ou des mèchesRaccords de cordeaux ou de mèches

Produits et services

Mine drills and parts thereof; Mining machinery and parts thereof. Software for mining machinery; Software for remote management and remote monitoring of mining machinery. Mining extraction; Repair or maintenance of mining machines and apparatus; Rental of mining machines and apparatus. Remote monitoring of mining machinery; Remote monitoring of underground mining.

Abrégé

A dual actuated power pack (300) comprises a battery (104) and first (101) and second (102) electric motors, as well as a power generator (103). The first electric motor (101) is powered by the battery (104) and the second electric motor (102) by a grid (106). The first and second electric motors (101, 102) are mechanically coupled (108) with each other so that when said second electric motor (102) is powered, said second electric motor (102) actuates (109) said power generator (103) and said first electric motor (101) at the same time, whereupon the first electric motor (101) functions as a hi-power battery charger and recharge the battery (104) when said second electric motor (102) actuates (109) the power generator (103). When the second electric motor is not used, the first electric motor (101) is powered (104, 105), and the power generator (103) is actuated (108) by said first electric motor (101).

Classes IPC  ?

• H02J 3/28 - Dispositions pour l'équilibrage de charge dans un réseau par emmagasinage d'énergie
• H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
• H02J 7/14 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries pour la charge de batteries par des générateurs dynamo-électriques entraînés à vitesse variable, p. ex. sur véhicule
• H02K 7/20 - Association structurelle à des machines dynamo-électriques auxiliaires, p. ex. à des moteurs électriques de lancement ou des excitatrices
• H02P 1/54 - Dispositions de démarrage de moteurs électriques ou de convertisseurs dynamo-électriques pour faire démarrer des machines dynamo- électriques ou des convertisseurs dynamo-électriques pour faire démarrer plusieurs moteurs dynamo-électriques

Abrégé

A dual actuated power pack (300) comprises a battery (104) and first (101) and second (102) electric motors, as well as a power generator (103). The first electric motor (101) is powered by the battery (104) and the second electric motor (102) by a grid (106). The first and second electric motors (101, 102) are mechanically coupled (108) with each other so that when said second electric motor (102) is powered, said second electric motor (102) actuates (109) said power generator (103) and said first electric motor (101) at the same time, whereupon the first electric motor (101) functions as a hi-power battery charger and recharge the battery (104) when said second electric motor (102) actuates (109) the power generator (103). When the second electric motor is not used, the first electric motor (101) is powered (104, 105), and the power generator (103) is actuated (108) by said first electric motor (101).

Classes IPC  ?

• B60L 11/18 - utilisant de l'énergie fournie par des piles primaires, des piles secondaires ou des piles à combustibles
• B60L 9/16 - Propulsion électrique par source d'énergie extérieure au véhicule utilisant des moteurs à courant alternatif à induction
• H02J 3/28 - Dispositions pour l'équilibrage de charge dans un réseau par emmagasinage d'énergie
• H02J 7/14 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries pour la charge de batteries par des générateurs dynamo-électriques entraînés à vitesse variable, p. ex. sur véhicule
• H02P 1/54 - Dispositions de démarrage de moteurs électriques ou de convertisseurs dynamo-électriques pour faire démarrer des machines dynamo- électriques ou des convertisseurs dynamo-électriques pour faire démarrer plusieurs moteurs dynamo-électriques

Abrégé

An arrangement for providing explosive charging and a plug into a bore hole, wherein a hose comprising at least one first conduit is introduced into said bore hole. Also explosive material is introduced to an outlet of said first conduit and thereby into said bore hole. In addition a plug is introduced into said bore hole by the help of said hose. The plug has a diameter, the size of which is configured to be manipulated after or during introducing into said bore hole at a certain depth so that after said introducing the diameter of the plug is larger than before said introducing and so that the surface of the plug after manipulating the size of diameter essentially make a physical contact with the bore hole surface. The plug is introduced by said hose in a releasable manner so that after or during the manipulation of the plug diameter size the plug is configured to be released from the hose and to stay in said bore hole essentially at said certain depth.

Classes IPC  ?

• F42B 3/00 - Cartouches de sautage, c.-à-d. enveloppes avec explosif
• F42D 1/10 - Chargement d'explosifs sous forme de poudre ou sous forme de bouillie aqueuseChargement d'explosifs par pression pneumatique ou hydraulique
• F42D 1/18 - Bouchons pour le bourrage

Abrégé

An arrangement (100) for providing explosive charging (107) and a plug into a bore hole (102), wherein a hose comprising at least one first conduit (103) is introduced into said bore hole. Also explosive material is introduced to an outlet of said first conduit and thereby into said bore hole. In addition a plug (114) is introduced into said bore hole by the help of said hose (101). The plug has a diameter, the size of which is configured to be manipulated after or during introducing into said bore hole at a certain depth so that after said introducing the diameter of the plug is larger than before said introducing and so that the surface of the plug after manipulating the size of diameter essentially make a physical contact with the bore hole surface. The plug is introduced by said hose in a releasable manner (115) so that after or during the manipulation of the plug diameter size the plug is configured to be released from the hose and to stay in said bore hole essentially at said certain depth.

Classes IPC  ?

• F42D 1/08 - Procédés de bourrageProcédés pour charger des trous de mine en explosifsAppareils à cet effet
• F42D 1/18 - Bouchons pour le bourrage

Abrégé

An arrangement (100) for providing explosive charging (107) and a plug into a bore hole (102), wherein a hose comprising at least one first conduit (103) is introduced into said bore hole. Also explosive material is introduced to an outlet of said first conduit and thereby into said bore hole. In addition a plug (114) is introduced into said bore hole by the help of said hose (101). The plug has a diameter, the size of which is configured to be manipulated after or during introducing into said bore hole at a certain depth so that after said introducing the diameter of the plug is larger than before said introducing and so that the surface of the plug after manipulating the size of diameter essentially make a physical contact with the bore hole surface. The plug is introduced by said hose in a releasable manner (115) so that after or during the manipulation of the plug diameter size the plug is configured to be released from the hose and to stay in said bore hole essentially at said certain depth.

Classes IPC  ?

• F42D 1/08 - Procédés de bourrageProcédés pour charger des trous de mine en explosifsAppareils à cet effet
• F42D 1/18 - Bouchons pour le bourrage

Abrégé

The invention is a rock bolt for being grouted to set in grout (g) in a borehole in a rock, said bolt comprising - an elongate solid stem (1) with a surface anchor (3); - said stem (1) comprising two or more extensive lengths of stem portions (1a, 1b,..., 1i), - each stem portion followed by a borehole anchor (2a, 2b,..., 2i) for setting in said grout (g), said borehole anchors distributed with separations (La, Lb,..., Li) along the length of said stem (1); - said stem portions (1a, 1b,..., 1i) arranged for slipping relative to said grout of said borehole, so as for each of said stem portions (1a, 1b,..., 1i) to constrain local rock deformation through elongation of said stem portions between pairs of a locally anchored preceding anchor (3, 2a, 2b,...) and a consecutive anchor (2a, 2b, 2c,..., 2i); A novel feature of the invention is the feature that - one or more of said borehole anchors (2a, 2b, 2c,..., 2i) being arranged for having a bearing capacity in said grout (g) being less than a failure strength of an adjacent stem portion ((1a or 1b), (1b or 1c),... (1i), to enable one or more of said borehole anchors (2a, 2b,..., 2i) to move during rock deformation so as for redistributing strain between stem portions (1a, 1b,..., 1i).

Classes IPC  ?

• E21D 21/00 - Boulons d'ancrage pour la protection du toit, de la sole ou du revêtement des puits

Abrégé

The invention relates to a face plate (1) for forming a connection between a rock bolt (1) fixed by grout or otherwise anchored in a borehole and a surface support element such as a wire mesh, concrete or thin sprayed liners. The device according to the invention serves to establish a compatible connection between rock bolts and surface support elements, mesh and/or sprayed concrete, in a ground support system. The main areas of application of the invention are mining, tunneling and other underground excavations where ground support measures are needed. The face plate (1) is made for forming a connection between a rock bolt (2) and a surface support element, the face plate (1) comprising a main plate (10) with a central plate portion (11) with a hole (9) for receiving the rock bolt (2), the central plate portion (11) arranged for being retained by a nut (4). The central plate portion (11) is provided with two or more circumferentially distributed radially extending arms (12) having an inner end (121) connected to the central plate portion (11) and an outer end (122) connected to a peripheral ring (13),the radially extending arms (12) having a first bending stiffness near the radially inner end (121) greater than a second bending stiffness near the radially outer end (122).

Classes IPC  ?

• E21D 11/00 - Revêtement de tunnels, galeries ou autres cavités souterraines, p. ex. de vastes chambres souterrainesRevêtements à cet effetLeur exécution sur place, p. ex. par assemblage
• E21D 21/00 - Boulons d'ancrage pour la protection du toit, de la sole ou du revêtement des puits

Abrégé

The invention is a rock bolt for being grouted in a borehole, said rock bolt comprising:- an elongate cylindrical massive stem (1) comprising extensive lengths of stem portions (1s) separated by integrated anchors (2) distributed with separations (L3) along the length of said stem (1), - said anchors (2) for being locally anchored relative to their local borehole wall portions for taking up load arising due to rock deformation, - said stem portions (1s) arranged for slipping relative to the grout or the borehole, so as for each of said stems (1s) to take up local elongation strain between pairs of a locally anchored preceding anchor (2a, 2b,...) and a locally anchored consecutive anchor (2b, 2c,...).

Classes IPC  ?

• E21D 21/00 - Boulons d'ancrage pour la protection du toit, de la sole ou du revêtement des puits