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William L. Pringle

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  • Groose Pointe, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fluid pressure intensifier
    • Patent number 5,259,195
    • Issue date Nov 9, 1993
    • William L. Pringle
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Thermal energy scavenger
    • Patent number 4,922,718
    • Issue date May 8, 1990
    • Armada Corporation
    • Peter A. Hochstein
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Brake actuator assembly and method
    • Patent number 4,805,744
    • Issue date Feb 21, 1989
    • William L. Pringle
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Tube having a flared end
    • Patent number 4,779,441
    • Issue date Oct 25, 1988
    • William L. Pringle
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Mount machining assembly
    • Patent number 4,626,148
    • Issue date Dec 2, 1986
    • William L. Pringle
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus for joining flared ended tubes
    • Patent number 4,524,501
    • Issue date Jun 25, 1985
    • United States Steel Corporation
    • William L. Pringle
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method for manufacturing a bearing support collar
    • Patent number 4,462,239
    • Issue date Jul 31, 1984
    • William L. Pringle
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Fluid cylinder assembly
    • Patent number 4,370,918
    • Issue date Feb 1, 1983
    • William L. Pringle
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Brake support assembly
    • Patent number 4,337,851
    • Issue date Jul 6, 1982
    • William L. Pringle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Thermal energy scavenger (flow control)
    • Patent number 4,306,415
    • Issue date Dec 22, 1981
    • Peter A. Hochstein
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Constant velocity joint
    • Patent number 4,279,131
    • Issue date Jul 21, 1981
    • United States Steel Corporation
    • William L. Pringle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Heat exchanger
    • Patent number 4,274,186
    • Issue date Jun 23, 1981
    • United States Steel Corporation
    • William L. Pringle
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Brake shoe assembly, apparatus and method for making same
    • Patent number 4,241,600
    • Issue date Dec 30, 1980
    • Friedman; Leonard
    • William L. Pringle
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Axle housing assembly
    • Patent number 4,234,120
    • Issue date Nov 18, 1980
    • United States Steel Corporation
    • William L. Pringle
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Bonding apparatus for brake linings
    • Patent number 4,233,893
    • Issue date Nov 18, 1980
    • Friedman; Leonard
    • William L. Pringle
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Thermal energy scavenger (rotating wire modules)
    • Patent number 4,231,223
    • Issue date Nov 4, 1980
    • William L. Pringle
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Heat exchanger assembly
    • Patent number 4,228,572
    • Issue date Oct 21, 1980
    • United States Steel Corporation
    • William L. Pringle
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Bonding fixture
    • Patent number 4,229,245
    • Issue date Oct 21, 1980
    • Friedman; Leonard
    • William L. Pringle
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Thermal energy scavenger (alternating stress limiters)
    • Patent number 4,197,708
    • Issue date Apr 15, 1980
    • Harold W. Milton
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Apparatus for bonding brake linings
    • Patent number 4,187,777
    • Issue date Feb 12, 1980
    • Friedman; Leonard
    • William L. Pringle
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Heat exchanger assembly
    • Patent number 4,181,173
    • Issue date Jan 1, 1980
    • United States Steel Corporation
    • William L. Pringle
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Ratchet action slack adjuster
    • Patent number 4,161,240
    • Issue date Jul 17, 1979
    • United States Steel Corporation
    • William L. Pringle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Constant velocity joint
    • Patent number 4,145,896
    • Issue date Mar 27, 1979
    • United States Steel Corporation
    • William L. Pringle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Furniture spring support
    • Patent number 4,121,309
    • Issue date Oct 24, 1978
    • United States Steel Corporation
    • William L Pringle
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method of fabricating furniture spring support
    • Patent number 4,102,032
    • Issue date Jul 25, 1978
    • United States Steel Corporation
    • William L Pringle
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Sofa bed assembly
    • Patent number 4,097,938
    • Issue date Jul 4, 1978
    • United States Steel Corporation
    • William L. Pringle
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Bed assembly
    • Patent number 4,095,298
    • Issue date Jun 20, 1978
    • United States Steel Corporation
    • William L. Pringle
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Refrigerator liner assembly
    • Patent number 4,080,021
    • Issue date Mar 21, 1978
    • United States Steel Corporation
    • William L. Pringle
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Vehicle wheel suspension assembly
    • Patent number 4,065,153
    • Issue date Dec 27, 1977
    • United States Steel Corporation
    • William L. Pringle
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Sofa bed assembly
    • Patent number 4,045,829
    • Issue date Sep 6, 1977
    • United States Steel Corporation
    • William L. Pringle
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...