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mining machine patent
GB2254869A Steering a mining machine Google Patents
GB2254869A Steering a mining machine Google Patents Steering a mining machine Download PDF Info Publication number GB2254869A. GB2254869A GB9208170A GB9208170A GB2254869A GB 2254869 A GB2254869 A GB 2254869A GB 9208170 A GB9208170 A GB 9208170A GB 9208170 A GB9208170 A GB 9208170A GB 2254869 A GB2254869 A GB
US2100178A Coal mining machine Google Patents
US2100178A Coal mining machine Google Patents Coal mining machine Download PDF Info Publication number US2100178A. US2100178A US79022A US7902236A US2100178A US 2100178 A US2100178 A US 2100178A US 79022 A US79022 A US 79022A US 7902236 A US7902236 A US 7902236A US 2100178 A US2100178 A US 2100178A Authority US United
Mining machine (Patent) OSTI.GOV
A mining machine includes drive unit means for driving a haulage winch and a cutting tool of the machine, the drive unit means comprising a multi-phase induction motor with a wound rotor. In order to control the motor speed, the motor is provided with a circuit connected across the rotor windings and means for varying the effective impedance presented by the said circuit to the
Mining machine (Patent) OSTI.GOV
OSTI.GOV Patent: Mining machine. Mining machine. Full Record; Other Related Research; Abstract. A haulage system for a mining machine comprises a mining machine mounted on and/or guided by a conveyor and reciprocable with respect thereto, the conveyor being provided with a rack having plural rows of teeth of identical pitch, with the teeth of one row staggered
US10415384B2 Mining machine with multiple cutter
A mining machine includes a frame, a boom supported for pivoting movement relative to the frame, and a cutter head pivotably coupled to the boom. The cutter head includes a housing, a cutter shaft coupled to the housing, a cutting disc, and an excitation mechanism. A second portion of the cutter shaft extends parallel to a cutter axis.
US10472961B2 Cutter head for mining machine
mining machine Prior art date 2012-09-14 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Active, expires 2033-11-23 Application number US15/266,386 Other versions US20170002657A1 (en Inventor Russell P. Smith Andrew D.
AU2005200202B2 Advance working or mining machine
P/00/011 Regulation 3.2 AUSTRALIA Patents Act 1990 COMPLETE SPECIFICATION FOR A STANDARD PATENT ORIGINAL TO BE COMPLETED BY APPLICANT Name of Applicant: VOEST-ALPINE BERGTECHNIK GESELLSCHAFT M.B.H. Actual Inventor: Erich Brandl Address for Service: CALLINAN LAWRIE, 711 High Street, Kew, Victoria 3101, Australia Invention
Mining machine FreePatentsOnline
A haulage system for a mining machine, comprising at least one mining machine mounted on and/or guided by an armoured, scraper chain conveyor and reciprocable with respect to said conveyor, said conveyor extending along a mineral face and comprising a plurality of individual pans secured together end-to-end, a face side sidewall and a goaf side sidewall incorporated
Mining machine Dresser Industries, Inc.
United States Patent 4248611. Abstract: An improved mining machine including apparatus for cleaning particle-laden gas, of the type which includes a duct in which liquid droplets are introduced into particle-laden gas flowing through the duct, a demister in the duct for removing liquid and particles from gas which moves through the duct.
Mining machine (Patent) OSTI.GOV
A mining machine includes drive unit means for driving a haulage winch and a cutting tool of the machine, the drive unit means comprising a multi-phase induction motor with a wound rotor. In order to control the motor speed, the motor is provided with a circuit connected across the rotor windings and means for varying the effective impedance presented by the said circuit to the
Mining machine (Patent) OSTI.GOV
OSTI.GOV Patent: Mining machine. Mining machine. Full Record; Other Related Research; Abstract. A haulage system for a mining machine comprises a mining machine mounted on and/or guided by a conveyor and reciprocable with respect thereto, the conveyor being provided with a rack having plural rows of teeth of identical pitch, with the teeth of one row staggered
Mining machine Dresser Europe S.A.
A haulage system for a mining machine, comprising at least one mining machine mounted on and/or guided by an armoured, scraper chain conveyor and reciprocable with respect to said conveyor, said conveyor extending along a mineral face and comprising a plurality of individual pans secured together end-to-end, a face side sidewall and a goaf side sidewall incorporated
MINING MACHINE LEE NORSE CO,US
View Patent Images: Download PDF 3817579 . US Patent References: 3390755: Coal loader: 1968-07-02: Stacy: 2696288: Rotary gathering mechanism: 1954-12-07: Ball: Foreign References: SU117035A1: 1958-11-30: Primary Examiner: Sroka, Edward A. Attorney, Agent or Firm: Paquin, Robert Tibbott David R. W. Claims: I claim 1. Conveying apparatus including: 2.
Mining machine (Patent) OSTI.GOV
The U.S. Department of Energy's Office of Scientific and Technical Information
Mining machine Dresser Industries, Inc.
United States Patent 4248611. Abstract: An improved mining machine including apparatus for cleaning particle-laden gas, of the type which includes a duct in which liquid droplets are introduced into particle-laden gas flowing through the duct, a demister in the duct for removing liquid and particles from gas which moves through the duct.
Mining machine bit and mounting thereof BESTEN, LEROY E
United States Patent 4201421 . Abstract: In a mining machine which incorporates cylindrical cutting bits having conically shaped heads and located in sockets of bit holders, the cutting bits are retained within the sockets by split tubular spring sleeves. The split spring sleeves are located on the shanks of the bits and resiliently engage the inner surface of the sockets thereby
US Patent for Systems, methods, and apparatuses for
08/10/2018 Systems, methods, and apparatuses for storing energy in a mining machine. One embodiment provides a haulage vehicle including a bi-directional electrical bus, a power source coupled to the bi-directional electrical bus, a motor coupled to the bi-directional electrical bus and operating a drive mechanism included in the haulage vehicle, a kinetic energy storage system
popular gold mining machine with patent for sale
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MMD Group of Companies Home
WORLD LEADERS IN MINERAL SIZERS. MMD process over 80 different materials in more than 70 countries worldwide. FIND OUT MORE. MMD SURGE LOADER. Revolutionise the speed of loading trucks. FIND OUT MORE. Patent Pending; UK Patent Application No 1709467.3.
US3210122A Continuous mining machine and control system
US3210122A Continuous mining machine and control system therefor Google Patents Continuous mining machine and control system therefor Download PDF Info Publication number US3210122A. US3210122A US838110A US83811059A US3210122A US 3210122 A US3210122 A US 3210122A US 838110 A US838110 A US 838110A US 83811059 A
Mining machine (Patent) OSTI.GOV
OSTI.GOV Patent: Mining machine. Mining machine. Full Record; Other Related Research; Abstract. A haulage system for a mining machine comprises a mining machine mounted on and/or guided by a conveyor and reciprocable with respect thereto, the conveyor being provided with a rack having plural rows of teeth of identical pitch, with the teeth of one row staggered
GB2254869A Steering a mining machine Google Patents
GB2254869A Steering a mining machine Google Patents Steering a mining machine Download PDF Info Publication number GB2254869A. GB2254869A GB9208170A GB9208170A GB2254869A GB 2254869 A GB2254869 A GB 2254869A GB 9208170 A GB9208170 A GB 9208170A GB 9208170 A GB9208170 A GB 9208170A GB 2254869 A GB2254869 A GB
US10415384B2 Mining machine with multiple cutter heads
A mining machine includes a frame, a boom supported for pivoting movement relative to the frame, and a cutter head pivotably coupled to the boom. The cutter head includes a housing, a cutter shaft coupled to the housing, a cutting disc, and an excitation mechanism. A second portion of the cutter shaft extends parallel to a cutter axis.
US20110181097A1 Mining machine with driven disc cutters
A mining machine including a cutting mechanism comprising an arm having an arm end, a disc cutter adapted to engage the material to be mined and mounted on the arm end. The disc cutter is driven by the arm into the material to be mined, and the arm further includes a main portion, and a wrist portion pivotally attached to the main portion.
US10472961B2 Cutter head for mining machine Google Patents
mining machine Prior art date 2012-09-14 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Active, expires 2033-11-23 Application number US15/266,386 Other versions US20170002657A1 (en Inventor Russell P. Smith Andrew D.
AU2005200202B2 Advance working or mining machine
P/00/011 Regulation 3.2 AUSTRALIA Patents Act 1990 COMPLETE SPECIFICATION FOR A STANDARD PATENT ORIGINAL TO BE COMPLETED BY APPLICANT Name of Applicant: VOEST-ALPINE BERGTECHNIK GESELLSCHAFT M.B.H. Actual Inventor: Erich Brandl Address for Service: CALLINAN LAWRIE, 711 High Street, Kew, Victoria 3101, Australia Invention
Mining machine (Patent) OSTI.GOV
The U.S. Department of Energy's Office of Scientific and Technical Information
AU2017203063B2 Stabilization system for a mining machine
[0041] The stabilization system 18 may be used in combination with the continuous mining machine 10 described above, or may be used in combination with a mining machine as described in U.S. Patent No. 7,934,776, filed August 31, 2007, the entire contents of which are incorporated herein by reference. The stabilization system 18 provides added support against
Mining machine Dosco Overseas Engineering Ltd.
United States Patent 4755002 . Abstract: A roadheader type mining machine (1) comprises a self-propelled chassis (6), an elongate boom (9) having a longitudinal axis (10), rotary cutting head (15) having a plurality of water spray nozzles (17). The boom (9) is of a two-part construction comprising an inner part (18) that is non-rotatable about the boom longitudinal axis (10), that is
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