by working-fluid of machine or engine

Patents Grantslast 30 patents

  • Information Patent Grant

    Torsional damping for generators

    • Patent number 10,693,403
    • Issue date Jun 23, 2020
    • GE Aviation Systems LLC
    • Jinhui Zhang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rodless power cylinder

    • Patent number 9,027,461
    • Issue date May 12, 2015
    • Chanto Air Hydraulics Co., Ltd.
    • Tsai-Chao Wu
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Air valve for an air driven reciprocating device

    • Patent number 8,047,222
    • Issue date Nov 1, 2011
    • Wilden Pump and Engineering LLC
    • Gary K. Lent
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    High speed actuating device and circuit breaker

    • Patent number 7,528,332
    • Issue date May 5, 2009
    • Utron Inc.
    • Lester C. Via
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Engine having common rail intensifier and method

    • Patent number 7,451,742
    • Issue date Nov 18, 2008
    • Caterpillar Inc.
    • Dennis H. Gibson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable spring force intake valve assembly

    • Patent number 6,938,597
    • Issue date Sep 6, 2005
    • Jeffrey F. Klein
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Shuttle valve of a reciprocating pneumatic motor for hydraulics

    • Patent number 6,012,377
    • Issue date Jan 11, 2000
    • Michael Hung
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pneumatic impact breaker

    • Patent number 5,944,118
    • Issue date Aug 31, 1999
    • Atlas Copco Berema AB
    • Ingemar Sven Johansson
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hydraulic actuator

    • Patent number 5,826,482
    • Issue date Oct 27, 1998
    • Vector Hydraulics Incorporated
    • Alexander William Rowe
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Electrically driven hermetic compressor

    • Patent number 5,816,783
    • Issue date Oct 6, 1998
    • Hitachi, Ltd.
    • Yasuhiro Oshima
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Valve arrangement in compressed air driven motors

    • Patent number 5,775,196
    • Issue date Jul 7, 1998
    • Atlas Copco Berema AB
    • Roland Henriksson
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Pneumatic impact breaker

    • Patent number 5,749,421
    • Issue date May 12, 1998
    • Atlas Copco Berema AB
    • Ingemar Sven Johansson
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hydraulic reciprocating mechanism

    • Patent number 5,626,068
    • Issue date May 6, 1997
    • White Manufacturing (Proprietary) Limited
    • Michael R. Davies
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    On-off valve for hydraulic rockdrill

    • Patent number 5,277,098
    • Issue date Jan 11, 1994
    • Ingersoll-Rand Company
    • Leland H. Lyon
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Diaphragm valve for percussive apparatus

    • Patent number 5,220,860
    • Issue date Jun 22, 1993
    • Ingersoll-Rand Company
    • Ian D. Rae
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Multicyclinder self-starting uniflow engine

    • Patent number 4,947,731
    • Issue date Aug 14, 1990
    • Barry Johnston
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pneumatic type of reciprocating movement device

    • Patent number 4,945,815
    • Issue date Aug 7, 1990
    • Industrial Technology Research Institute
    • Shih-Dean Lo
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Multicylinder self-starting uniflow engine

    • Patent number 4,938,117
    • Issue date Jul 3, 1990
    • Barry W. Johnston
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pump apparatus

    • Patent number 4,534,713
    • Issue date Aug 13, 1985
    • William F. Wanner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Automatic hydraulic reversing valve for a double-action working cyl...

    • Patent number 4,513,653
    • Issue date Apr 30, 1985
    • Kurt Varlemann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Liquid inertia tool

    • Patent number 4,484,638
    • Issue date Nov 27, 1984
    • Joe E. West
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pulse hydraulic monitor

    • Patent number 4,457,331
    • Issue date Jul 3, 1984
    • Grigory M. Timoshenko
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressed air distributor for a reciprocating concrete breaking ty...

    • Patent number 4,446,773
    • Issue date May 8, 1984
    • Maco-Meuden
    • Henri Emonet
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Impactor

    • Patent number 4,295,411
    • Issue date Oct 20, 1981
    • Joy Manufacturing Company
    • Innes Grantmyre
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Flow rate control valve

    • Patent number 4,262,695
    • Issue date Apr 21, 1981
    • Shoketsu Kinzoku Kogyo Kabushiki Kaisha
    • Tomomitsu Iizumi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hydraulic actuator

    • Patent number 4,192,219
    • Issue date Mar 11, 1980
    • Ingersoll-Rand Company
    • Eugene L. Krasnoff
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hydraulic actuator

    • Patent number 4,142,447
    • Issue date Mar 6, 1979
    • Ingersoll-Rand Company
    • Eugene L. Krasnoff
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Dispensing system for low stability fluids

    • Patent number 4,116,364
    • Issue date Sep 26, 1978
    • Binks Manufacturing Company
    • Samuel W. Culbertson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Adjustable self-reciprocating operator

    • Patent number 4,114,515
    • Issue date Sep 19, 1978
    • Richard S. Pauliukonis
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Valve control system for air powered vacuum pump

    • Patent number 4,102,609
    • Issue date Jul 25, 1978
    • Wood's Powr-Grip Co., Inc.
    • Howard L. Wood
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDRAULIC PRESSURE AMPLIFIER ARRANGEMENT

    • Publication number 20200325915
    • Publication date Oct 15, 2020
    • PistonPower APS
    • Peter Zavadinka
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    RODLESS POWER CYLINDER

    • Publication number 20140123845
    • Publication date May 8, 2014
    • CHANTO AIR HYDRAULICS CO., LTD.
    • Tsai-Chao WU
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Air valve for an air driven reciprocating device

    • Publication number 20060082950
    • Publication date Apr 20, 2006
    • WILDEN PUMP AND ENGINEERING LLC
    • Gary K. Lent
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Variable spring force intake valve assembly

    • Publication number 20030217725
    • Publication date Nov 27, 2003
    • Jeffrey F. Klein
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES