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Varying effective lever arm

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  • CPC
  • Y10T137/7907
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YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS Y10USPC classification Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION Y10T137/00Fluid handling

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Y10T137/7907Varying effective lever arm
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Patents Grantslast 30 patents

  • Information Patent Grant

    Safety valve
    • Patent number 8,479,764
    • Issue date Jul 9, 2013
    • BHDT GmbH
    • Wolfgang Lussner
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve apparatus and valve system using thereof
    • Patent number 6,391,019
    • Issue date May 21, 2002
    • Seiko Instruments Inc.
    • Takashi Ito
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Spring-loaded safety valve
    • Patent number 6,227,239
    • Issue date May 8, 2001
    • Asea Brown Boveri AG
    • Monika Abrell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Compound lever controlled spill valve
    • Patent number 5,205,311
    • Issue date Apr 27, 1993
    • Electromechanical Research Laboratories, Inc.
    • Larry C. Wilkins
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Differential loading fluid check valve
    • Patent number 5,046,525
    • Issue date Sep 10, 1991
    • Ames Company, Inc.
    • Douglas H. Powell
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Pressure relief valve and regulator
    • Patent number 4,687,022
    • Issue date Aug 18, 1987
    • Jacob E. Iverson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ventilator apparatus
    • Patent number 4,384,576
    • Issue date May 24, 1983
    • Thompson Respiration Products, Inc.
    • Robert B. Farmer
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Pressure relief valve
    • Patent number 4,201,242
    • Issue date May 6, 1980
    • Cameron Iron Works, Inc.
    • John N. Troxell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3863671
    • Patent number 3,863,671
    • Issue date Feb 4, 1975
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3845786
    • Patent number 3,845,786
    • Issue date Nov 5, 1974
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3789874
    • Patent number 3,789,874
    • Issue date Feb 5, 1974
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3478778
    • Patent number 3,478,778
    • Issue date Nov 18, 1969
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    3368556
    • Patent number 3,368,556
    • Issue date Feb 13, 1968
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3356036
    • Patent number 3,356,036
    • Issue date Dec 5, 1967
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3338264
    • Patent number 3,338,264
    • Issue date Aug 29, 1967
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3315698
    • Patent number 3,315,698
    • Issue date Apr 25, 1967
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3150572
    • Patent number 3,150,572
    • Issue date Sep 29, 1964
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3122163
    • Patent number 3,122,163
    • Issue date Feb 25, 1964
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3092138
    • Patent number 3,092,138
    • Issue date Jun 4, 1963
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    3074429
    • Patent number 3,074,429
    • Issue date Jan 22, 1963
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2619947
    • Patent number 2,619,947
    • Issue date Dec 2, 1952
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2280937
    • Patent number 2,280,937
    • Issue date Apr 28, 1942
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2266836
    • Patent number 2,266,836
    • Issue date Dec 23, 1941
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    2244382
    • Patent number 2,244,382
    • Issue date Jun 3, 1941
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    2223336
    • Patent number 2,223,336
    • Issue date Nov 26, 1940
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2158293
    • Patent number 2,158,293
    • Issue date May 16, 1939
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    2125596
    • Patent number 2,125,596
    • Issue date Aug 2, 1938
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2081542
    • Patent number 2,081,542
    • Issue date May 25, 1937
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    1820358
    • Patent number 1,820,358
    • Issue date Aug 25, 1931
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    1805453
    • Patent number 1,805,453
    • Issue date May 12, 1931
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    SAFETY VALVE
    • Publication number 20090320938
    • Publication date Dec 31, 2009
    • BHDT GMBH
    • Wolfgang LUSSNER
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...