TREA

Edward Wechner

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  • Minnamurra, AU
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Patents Grantslast 30 patents

  • Information Patent Grant

    System and related method for steering an articulated train
    • Patent number 6,170,848
    • Issue date Jan 9, 2001
    • Joy MM Delaware, Inc.
    • Edward Wechner
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Chain conveyor for miner
    • Patent number 5,072,826
    • Issue date Dec 17, 1991
    • Joy Technologies Inc.
    • Edward Wechner
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Roof bolt drill support
    • Patent number 4,932,481
    • Issue date Jun 12, 1990
    • Joy Technologies Inc.
    • Edward Wechner
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Chain conveyor for miner
    • Patent number 4,919,252
    • Issue date Apr 24, 1990
    • Joy Technologies Inc.
    • Edward Wechner
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Chain conveyor drive
    • Patent number 4,865,184
    • Issue date Sep 12, 1989
    • Joy Technologies Inc.
    • Edward Wechner
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Roof bolt drill pot drive
    • Patent number 4,856,384
    • Issue date Aug 15, 1989
    • Joy Technologies Inc.
    • Edward Wechner
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Bit holder for miner
    • Patent number 4,828,327
    • Issue date May 9, 1989
    • Joy Technologies Inc.
    • Edward Wechner
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Conveyor drive for miner
    • Patent number 4,813,530
    • Issue date Mar 21, 1989
    • Joy Technologies Inc.
    • Edward Wechner
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Continuous miner
    • Patent number 4,655,507
    • Issue date Apr 7, 1987
    • Joy Manufacturing Company
    • Edward Wechner
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Bit holder
    • Patent number 4,650,254
    • Issue date Mar 17, 1987
    • Joy Manufacturing Company
    • Edward Wechner
    • E21 - EARTH DRILLING MINING