TREA

Motors driven by hands or feet

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  • CPC
  • F03G2730/05
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F03Liquid processing machines F03GSPRING, WEIGHT, INERTIA OR LIKE MOTORS MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR F03G2730/00Motors driven by springs, weights or manual power

Current Industry

F03G2730/05Motors driven by hands or feet
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Mechanism for storing and releasing mechanical energy
    • Patent number 10,995,833
    • Issue date May 4, 2021
    • Botao Liang
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    3760905
    • Patent number 3,760,905
    • Issue date Sep 25, 1973
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    3443664
    • Patent number 3,443,664
    • Issue date May 13, 1969
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    2421455
    • Patent number 2,421,455
    • Issue date Jun 3, 1947
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    2384950
    • Patent number 2,384,950
    • Issue date Sep 18, 1945
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    2086366
    • Patent number 2,086,366
    • Issue date Jul 6, 1937
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    1602067
    • Patent number 1,602,067
    • Issue date Oct 5, 1926
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    1543464
    • Patent number 1,543,464
    • Issue date Jun 23, 1925
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    1421049
    • Patent number 1,421,049
    • Issue date Jun 27, 1922
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    1367782
    • Patent number 1,367,782
    • Issue date Feb 8, 1921
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...

Patents Applicationslast 30 patents

  • Information Patent Application

    DYNAMICALLY CONFIGURED PORTABLE POWER GENERATION
    • Publication number 20190363611
    • Publication date Nov 28, 2019
    • Power Scavengers, LLC
    • Skylar Kirkwood Bagdon
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    Portable Electricity Generator
    • Publication number 20190252948
    • Publication date Aug 15, 2019
    • Dominique Williams
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Mechanism for Storing and Releasing Mechanical Energy
    • Publication number 20190226564
    • Publication date Jul 25, 2019
    • Botao LIANG
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...