with actuation in the other direction by gravity

Patents Grantslast 30 patents

  • Information Patent Grant

    Environmentally sealed combustion powered linear actuator

    • Patent number 9,238,967
    • Issue date Jan 19, 2016
    • Google Inc.
    • Aaron Saunders
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Combustion powered driver

    • Patent number 7,926,690
    • Issue date Apr 19, 2011
    • Dennis J. Tippmann, Sr.
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Free piston machine

    • Patent number 5,646,363
    • Issue date Jul 8, 1997
    • Loral Europe Limited
    • Clifford Denchfield
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Air cooling system

    • Patent number 4,420,944
    • Issue date Dec 20, 1983
    • Centrifugal Piston Expander, Inc.
    • Edwin W. Dibrell
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Method and apparatus for extracting energy from a pressured gas

    • Patent number 4,420,945
    • Issue date Dec 20, 1983
    • Centrifugal Piston Expander, Inc.
    • Edwin W. Dibrell
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Free-piston electric current generator

    • Patent number 4,403,153
    • Issue date Sep 6, 1983
    • Roger Vallon
    • F42 - AMMUNITION BLASTING

Patents Applicationslast 30 patents

  • Information Patent Application

    ENVIRONMENTALLY SEALED COMBUSTION POWERED LINEAR ACTUATOR

    • Publication number 20140083077
    • Publication date Mar 27, 2014
    • BOSTON DYNAMICS, INC.
    • Aaron Saunders
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    DISPLACEMENT DRIVE

    • Publication number 20120167562
    • Publication date Jul 5, 2012
    • Peter John Carter
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMBUSTION POWERED DRIVER

    • Publication number 20110073631
    • Publication date Mar 31, 2011
    • TIPPMANN INDUSTRIAL PRODUCTS, INC.
    • Dennis J. Tippmann, SR.
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES