Patents Assigned to SANDVIK MINING AND CONSTRUCTION
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Patent number: 11644292Abstract: An apparatus and method for designing a blasting sequence for a drilling pattern of a round. The apparatus (11) is configured to assist selecting one or more drill holes (3) for each time delay of the blast. The apparatus calculates burst volume (VB) for the selected drill hole set (34) and ensures that previously blasted free volume (VF) can receive it when being fired. The apparatus may also take into account burst angles burst distances and ground vibrations when suggesting the drill hole sets.Type: GrantFiled: January 21, 2020Date of Patent: May 9, 2023Assignee: Sandvik Mining and Construction OyInventors: Juoko Muona, Juha-Matti Myllyla
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Patent number: 11599124Abstract: A method for zone passage control in an underground worksite having a plurality of operation zones for autonomously operating mobile vehicle operations includes the steps of receiving position information of at least one autonomously operating mobile vehicle in a fusion zone merged of at least a first zone and a second zone associated with a first passage control unit, and in response to detecting a mobile object by a second passage control unit associated with the first zone, performing: checking position of the at least one autonomously operating mobile vehicle, in response to an autonomously operating mobile vehicle being positioned in the second zone, preventing a control command to stop the autonomously operating mobile vehicle in the second zone, and demerging the first zone and the second zone.Type: GrantFiled: May 9, 2018Date of Patent: March 7, 2023Assignee: Sandvik Mining and Construction OyInventors: Jarkko Ruokojarvi, Antti Lehtinen, Janne Kallio
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Patent number: 11598159Abstract: A coupling for connecting downhole tubulars includes a tubular body, and at least one thread of a male screw thread formed on an outer surface of the body, and a female screw thread formed in an inner surface of the body. The at least one thread has a thread-form including a crest, a root, and a pair of flanks. The crest and the root are each cambered about a respective first and second camber radius. Each camber radius is greater than an outer diameter of the coupling.Type: GrantFiled: February 22, 2019Date of Patent: March 7, 2023Assignee: Sandvik Mining and Construction Tools ABInventor: Andreas Rindeskar
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Patent number: 11578536Abstract: An apparatus for feeding a tubular object inside a drill hole, a rock drilling rig and a method of supporting mouth openings of drill holes is provided. The apparatus includes a support device for supporting an elongated tube element blank having the potential for several successive tube inserts. A front end of the tube element blank is moved longitudinally inside a drill hole by means of a feeding device. Thereby, the drill hole is provided with a protective section extending a limited longitudinal dimension towards a bottom of the drill hole. The apparatus further includes a separation device for detaching the mentioned tube inserts one by one from the tube element blank.Type: GrantFiled: December 3, 2019Date of Patent: February 14, 2023Assignee: SANDVIK MINING and CONSTRUCTION OYInventors: Juha Piipponen, Johannes Välivaara
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Patent number: 11566470Abstract: An apparatus, a method for positioning a rock drilling, and a rock drilling rig is provided. The rock drilling rig includes a mobile drilling platform and a drilling mast connected to the drilling platform. The drilling platform is levelled vertically before initiating drilling. The apparatus determines the needed vertical levelling requirement. The levelling causes displacement of a drilling tool line passing through a drilling tool. The apparatus estimates the displacement and provides aid for the operator to position the drilling platform in order to compensate for the estimated displacement distance.Type: GrantFiled: July 13, 2021Date of Patent: January 31, 2023Assignee: Sandvik Mining and Construction OyInventors: Eemeli Haverinen, Heikki Tapola, Juha Lassila, Mervi Avelin, Tuomo Hirsikangas
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Patent number: 11536127Abstract: An apparatus and method for planning a drilling sequence. The solution relates also to a rock drilling rig and to a computer program product. The apparatus searches several possible drilling scenarios for drilling a given drilling pattern. Different actions required by the scenarios have given costs and the executed algorithm calculates total costs of found scenarios. Scenarios with the lowest costs are selected.Type: GrantFiled: September 3, 2020Date of Patent: December 27, 2022Assignee: Sandvik Mining and Construction OyInventors: Veli-Pekka Jaakkola, Petri Nurminen
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Patent number: 11478914Abstract: A tool bushing of a breaking hammer, a tool bushing arrangement, a breaking hammer and a method of mounting a tool bushing of a breaking hammer are disclosed. The tool bushing is a sleeve-like piece having a multi-shouldered outer surface with three or more successive cylindrical portions. The cylindrical portions have different diameters that match with corresponding surfaces of a bushing housing when the tool bushing is mounted. Diameters of the bushing and the bushing housing are dimensioned so that friction forces are generated when the bushing is assembled.Type: GrantFiled: May 3, 2019Date of Patent: October 25, 2022Assignee: Sandvik Mining and Construction OyInventor: Jyrki Hyyrönmäki
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Patent number: 11428102Abstract: A rock bolt arranged for installation within a bore formed in rock strata includes an elongate shaft with the leading end for installation into the bore and a trailing end projecting from an open end of the bore. A locking nut is threadably attached to the trailing end and is arranged to display product information and the like at a display face. The display face is recessed axially into the nut to provide protection against damage to the display face that may otherwise render the information unreadable.Type: GrantFiled: August 20, 2019Date of Patent: August 30, 2022Assignees: Sandvik Mining and Construction Australia (Production/Supply) Pty Ltd, Sandvik Minina and Construction Tools ABInventors: Mieczyslaw Rataj, Steven Weaver, Bradley Darlington, Peter Young, Warren Roach
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Patent number: 11391093Abstract: A hydraulic rock breaking machine and an apparatus and method for monitoring operation of the same is provided. The apparatus includes at least one pneumatic sensor arranged for monitoring an inner space of the machine and at least one control unit configured to receive and process the pneumatic sensing data.Type: GrantFiled: March 23, 2021Date of Patent: July 19, 2022Assignee: Sandvik Mining and Construction OyInventor: Erkki Anttila
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Patent number: 11379096Abstract: A method for defining a working area of a rock drilling rig including the steps of determining at least one current input parameter, determining a working area that defines a reach of the drilling unit in a control unit on the basis of the at least one current input parameter and at least one fixed reach parameter, displaying a graphical representation of the working area on a display, and re-determining the working area and updating the graphical representation of the working area dynamically in response to a change in the input parameters. The current input parameter may be, for example, an orientation of the rock drilling rig or a hole parameter.Type: GrantFiled: June 6, 2013Date of Patent: July 5, 2022Assignee: Sandvik Mining and Construction OyInventors: Tommi Heikkila, Juha Lassila, Henri Suvanen
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Patent number: 11364752Abstract: A towing hook arranged on a mining machine, with a first end having a bent portion to allow a towing tool to be connected and a second end having a cylindrical rod. An intermediate part is located between the first and the second end. The towing hook is arranged to be mounted in a through hole in a frame of a machine in order for the first and second ends to be positioned on different sides of the machine frame. The intermediate part is mounted partly in the through hole of the frame, and wherein the longitudinal axis of the cylindrical rod is generally parallel with a longitudinal axis defined through the towing hook representing the force transmitting direction when connecting the towing tool to the bent portion.Type: GrantFiled: June 14, 2018Date of Patent: June 21, 2022Assignee: Sandvik Mining and Construction OyInventor: Jani Lietonen
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Patent number: 11338424Abstract: An insert bushing arrangement of a breaking hammer, a breaking hammer and a method of supporting a breaking tool of a breaking hammer is provided. The insert bushing arrangement includes a bearing support inside which an insert bushing is mountable. Between the bearing support and the insert bushing is one or more intermediate material layers for preventing jamming of the components.Type: GrantFiled: December 17, 2019Date of Patent: May 24, 2022Assignee: Sandvik Mining and Construction OyInventors: Esa Tynkkynen, Ossi Niemioja, Marko Tourunen
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Patent number: 11305656Abstract: A system and method for supplying electric energy to a mining vehicle and a mining vehicle are provided. Electric energy is supplied to the mining vehicle using a system including a bipolar LVDC supply having a certain total voltage. The mining vehicle has at least a first energy unit and a second energy unit. The first energy unit is connected to a part of the certain total voltage and the second energy unit is connected to another part of the certain total voltage.Type: GrantFiled: May 16, 2019Date of Patent: April 19, 2022Assignee: Sandvik Mining and Construction OyInventors: Mikko Kouvo, Raimo Juntunen
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Patent number: 11299987Abstract: A heading machine includes first and second rotating cutting heads each having an axis of rotation extending substantially in a longitudinal direction of the machine, a first cutting roller having an axis of rotation extending substantially horizontal and transverse to the longitudinal direction of the machine, and a further cutting device supported on the cutting frame and arranged to cut off the cusps of unmined material left on side wall. The machine further includes a side stabilizer, and can cut a rectangular profile without leaving cusps left on the side wall.Type: GrantFiled: January 31, 2018Date of Patent: April 12, 2022Assignee: Sandvik Mining and Construction G.m.b.H.Inventors: Ralf Grief, Stefan Hasler, Karl Irregger, Stefan Steiner, Gerhard Weinberger
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Patent number: 11274551Abstract: A flexible material handling apparatus is arranged to be installed on a full face heading machine. The apparatus includes a material handling member and a linkage member coupled together in a head-tail manner by a joint connection, and the linkage member at the other end may be coupled to a frame of a heading machine. The entire apparatus may be retracted to rest on the side of the machine frame and maintained there by a locking means. The material handling member may be swivelled about two separate vertical axes and brought outwardly to an oblique front position, where one or more locking means may be included to secure the material handling member fixed in place relative to the machine frame.Type: GrantFiled: March 29, 2018Date of Patent: March 15, 2022Assignee: Sandvik Mining and Construction G.m.b.H.Inventors: Gerhard Weinberger, Helga Schicho, Karl Irregger
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Patent number: 11142953Abstract: A rock drilling arrangement, rock drilling rig and drilling method is provided. The rock drilling arrangement includes a drilling boom, which is mountable to a carrier of the rock drilling rig. The boom is provided with two rock drilling units arranged movably in the longitudinal direction of the boom. Further, the drilling units may be moved independently relative to each other.Type: GrantFiled: February 13, 2020Date of Patent: October 12, 2021Assignee: Sandvik Mining and Construction OyInventors: Kimmo Koskinen, Tero Yli-Hannuksela, Jukka Simila, Tapio Makinen, Toni Hietikko
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Patent number: D949676Type: GrantFiled: November 27, 2018Date of Patent: April 26, 2022Assignees: Sandvik Mining and Construction Australia Pty Ltd, Sandvik Mining and Construction Tools ABInventors: Warren Roach, Peter Young, Mietek Rataj, Bradley Darlington
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Patent number: D968475Type: GrantFiled: March 15, 2021Date of Patent: November 1, 2022Assignee: Sandvik Mining and Construction OyInventors: Petri Timonen, Petri Rantanen, Mikko Kitula, Tiina Ärrälä, Jussi Puura, Lauri Siivonen
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Patent number: D982428Type: GrantFiled: March 18, 2021Date of Patent: April 4, 2023Assignee: Sandvik Mining and Construction Australia Pty Ltd.Inventors: Warren Roach, Peter Young, Mietek Rataj, Bradley Darlington
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Patent number: D982617Type: GrantFiled: August 25, 2021Date of Patent: April 4, 2023Assignee: Sandvik Mining and Construction OyInventors: Jani Lietonen, Esko Laihonen, Kyle Hickey