TREA

actuated by an endless cable or chain

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Industry

  • CPC
  • E21C31/06
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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21CMINING OR QUARRYING E21C31/00Driving means incorporated in machines for slitting or completely freeing the mineral from the seam

Current Industry

E21C31/06actuated by an endless cable or chain
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Chain conveyor and link for same
    • Patent number 11,530,095
    • Issue date Dec 20, 2022
    • Joy Global Underground Mining LLC
    • Aaron Philip Walker
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Chain conveyor
    • Patent number 11,440,736
    • Issue date Sep 13, 2022
    • Joy Global Underground Mining LLC
    • Aaron Philip Walker
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Chain conveyor and link for same
    • Patent number 11,332,316
    • Issue date May 17, 2022
    • Joy Global Underground Mining LLC
    • Aaron Philip Walker
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Chain conveyor
    • Patent number 10,981,728
    • Issue date Apr 20, 2021
    • Joy Global Underground Mining LLC
    • Aaron Philip Walker
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Chain conveyor and coupler link for same
    • Patent number 10,974,905
    • Issue date Apr 13, 2021
    • Joy Global Underground Mining LLC
    • Aaron Philip Walker
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Chain conveyor and link for same
    • Patent number 10,717,603
    • Issue date Jul 21, 2020
    • Joy Global Underground Mining LLC
    • Aaron Philip Walker
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Drive shaft and sprockets for chain conveyor
    • Patent number 10,604,347
    • Issue date Mar 31, 2020
    • Joy Global Underground Mining LLC
    • Aaron Philip Walker
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Chain conveyor and coupler link for same
    • Patent number 10,442,627
    • Issue date Oct 15, 2019
    • Joy Global Underground Mining LLC
    • Aaron Philip Walker
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Chain conveyor
    • Patent number 10,414,594
    • Issue date Sep 17, 2019
    • Joy Global Underground Mining LLC
    • Aaron Philip Walker
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Chain conveyor link
    • Patent number 10,392,193
    • Issue date Aug 27, 2019
    • Joy Global Underground Mining LLC
    • Aaron Philip Walker
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Adjustable fluid coupling
    • Patent number 4,581,892
    • Issue date Apr 15, 1986
    • Bergwerksverband GmbH
    • Klaus Ahrens
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Continuous mining machine with improved cutter head slide means
    • Patent number 4,159,852
    • Issue date Jul 3, 1979
    • Warren G. Montgomery
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Locking device for mining machine trim chain take-up
    • Patent number 4,080,002
    • Issue date Mar 21, 1978
    • Dresser Industries, Inc.
    • Clarence Roy Agin
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Take-up for mining machine trim chain
    • Patent number 4,080,001
    • Issue date Mar 21, 1978
    • Dresser Industries, Inc.
    • Alfred P. Paolini
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Continuous mining machine with a chain drive for the cutting head
    • Patent number 3,968,995
    • Issue date Jul 13, 1976
    • Dresser Industries, Inc.
    • Einar M. Arentzen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Trim chain take-up sprocket assembly for mining machines and the like
    • Patent number 3,950,031
    • Issue date Apr 13, 1976
    • Claude B. Krekeler
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    CHAIN CONVEYOR
    • Publication number 20210237979
    • Publication date Aug 5, 2021
    • Joy Global Underground Mining LLC
    • Aaron Philip Walker
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    CHAIN CONVEYOR AND LINK FOR SAME
    • Publication number 20200354150
    • Publication date Nov 12, 2020
    • Joy Global Underground Mining LLC
    • Aaron Philip Walker
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    CHAIN CONVEYOR AND COUPLER LINK FOR SAME
    • Publication number 20200115164
    • Publication date Apr 16, 2020
    • Joy Global Underground Mining LLC
    • Aaron Philip Walker
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CHAIN CONVEYOR
    • Publication number 20200010277
    • Publication date Jan 9, 2020
    • Joy Global Underground Mining LLC
    • Aaron Philip Walker
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    CHAIN CONVEYOR AND COUPLER LINK FOR SAME
    • Publication number 20180251310
    • Publication date Sep 6, 2018
    • Joy MM Delaware, Inc.
    • Aaron Philip Walker
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    CHAIN CONVEYOR AND LINK FOR SAME
    • Publication number 20180251311
    • Publication date Sep 6, 2018
    • Joy MM Delaware, Inc.
    • Aaron Philip Walker
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL