Pistons

Patents Grantslast 30 patents

  • Information Patent Grant

    Variable displacement hydraulic motor

    • Patent number 12,326,088
    • Issue date Jun 10, 2025
    • Dana Motion Systems Italia S.r.l.
    • Federica Franzoni
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Opposed piston engine

    • Patent number 11,401,812
    • Issue date Aug 2, 2022
    • HTS LLC
    • Carlos Marcelo Todeschini Hilgert
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotatable piston assembly

    • Patent number 11,286,775
    • Issue date Mar 29, 2022
    • Poisedon Fluid Power, LLC
    • Douglas A. Hemink
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Hydraulic device

    • Patent number 11,067,067
    • Issue date Jul 20, 2021
    • INNAS BV
    • Peter Augustinus Johannes Achten
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Opposed piston engine

    • Patent number 10,947,846
    • Issue date Mar 16, 2021
    • HTS LLC
    • Carlos Marcelo Todeschini Hilgert
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Hydraulic unit cylinder block for integrated drive generator

    • Patent number 10,539,213
    • Issue date Jan 21, 2020
    • Hamilton Sundstrand Corporation
    • Derek R. Hochstetler
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Axial piston pump

    • Patent number 10,527,029
    • Issue date Jan 7, 2020
    • HYDAC DRIVE CENTER GMBH
    • Manuel Kronpass
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Articulated coupling for piston sealing device

    • Patent number 10,487,825
    • Issue date Nov 26, 2019
    • Vianney Rabhi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Opposed piston engine cam shape

    • Patent number 10,465,516
    • Issue date Nov 5, 2019
    • HTS LLC
    • Carlos Marcelo Hilgert
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Hydrostatic axial piston machine of swash plate design with an adju...

    • Patent number 10,408,199
    • Issue date Sep 10, 2019
    • Robert Bosch GmbH
    • Daniel Drixler
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Method for manufacturing a spherical-cap-shaped recess in a drive s...

    • Patent number 10,302,072
    • Issue date May 28, 2019
    • Robert Bosch GmbH
    • Martin Wagner
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Piston included in liquid-pressure rotating device and liquid-press...

    • Patent number 10,167,855
    • Issue date Jan 1, 2019
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Hideki Tamashima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Refrigeration device

    • Patent number 9,920,959
    • Issue date Mar 20, 2018
    • Bingxin Gong
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Hydraulic piston machine, in particular water hydraulic machine

    • Patent number 9,915,248
    • Issue date Mar 13, 2018
    • Danfoss A/S
    • Ove Thorboel Hansen
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hydraulic pump and piston for such a hydraulic pump

    • Patent number 9,849,482
    • Issue date Dec 26, 2017
    • HYDAC DRIVE CENTER GMBH
    • Bernd Wykydal
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Composition for sliding member

    • Patent number 9,777,241
    • Issue date Oct 3, 2017
    • NOK Klueber Co., Ltd.
    • Yujiro Yamasaki
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Hydrostatic axial piston machine

    • Patent number 9,644,617
    • Issue date May 9, 2017
    • Robert Bosch GmbH
    • Joerg Dantlgraber
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Piston for an axial piston machine

    • Patent number 9,593,774
    • Issue date Mar 14, 2017
    • Liebherr Machines Bulle SA
    • Mario Baeriswyl
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary drive system having a cam follower with detachable wheel sup...

    • Patent number 9,528,373
    • Issue date Dec 27, 2016
    • GRIEND HOLDING B.V.
    • Christopher Ralph Van Den Brink
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Axial-piston engine with a compressor stage, and with an engine-oil...

    • Patent number 9,376,913
    • Issue date Jun 28, 2016
    • GETAS Gesellschaft fuer thermodynamische Antriebssysteme mbH
    • Ulrich Rohs
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Combustion chamber for large gas engine

    • Patent number 9,200,559
    • Issue date Dec 1, 2015
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Hiroyoshi Ishii
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Super charged engine

    • Patent number 8,499,729
    • Issue date Aug 6, 2013
    • High Density Powertrain, Inc.
    • Cliff Carlson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Supercharged internal combustion engine including a pressurized flu...

    • Patent number 8,206,129
    • Issue date Jun 26, 2012
    • Robert A. Sanderson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Axial piston machine with hydrostatic support of the holding-down d...

    • Patent number 8,167,580
    • Issue date May 1, 2012
    • Brueninghaus Hydromatik GmbH
    • Rainer Stoelzer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston assembly for barrel engine

    • Patent number 8,015,956
    • Issue date Sep 13, 2011
    • Thomas Engine Company, LLC
    • Randall R. Gaiser
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Super charged engine

    • Patent number 7,823,546
    • Issue date Nov 2, 2010
    • High Density Powertrain, Inc.
    • Cliff Carlson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Axial cam air motor

    • Patent number 7,753,659
    • Issue date Jul 13, 2010
    • The Boeing Company
    • Theodore M. Boyl-Davis
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Tubular piston for a piston engine and method of manufacturing the...

    • Patent number 7,650,829
    • Issue date Jan 26, 2010
    • Brueninghaus Hydromatik GmbH
    • Josef Beck
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Single-ended barrel engine with double-ended, double roller pistons

    • Patent number 7,464,673
    • Issue date Dec 16, 2008
    • Thomas Engine Company, LLC
    • Charles Russell Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tubular piston for a piston engine and method producing a tubular p...

    • Patent number 7,458,313
    • Issue date Dec 2, 2008
    • Brueninghaus Hydromatik, GmbH
    • Josef Beck
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDRAULIC MACHINE WITH A THREADED CENTRAL PIN FOR SETTING MACHINE P...

    • Publication number 20240410282
    • Publication date Dec 12, 2024
    • Dana Motion Systems Italia S.R.L.
    • Luca FONTANESI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE DISPLACEMENT HYDRAULIC MOTOR

    • Publication number 20240280020
    • Publication date Aug 22, 2024
    • Dana Motion Systems Italia S.R.L.
    • FEDERICA FRANZONI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OPPOSED PISTON ENGINE

    • Publication number 20220025767
    • Publication date Jan 27, 2022
    • HTS LLC
    • Carlos Marcelo Todeschini Hilgert
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTATABLE PISTON ASSEMBLY

    • Publication number 20190112926
    • Publication date Apr 18, 2019
    • CurAegis Technologies, Inc.
    • Douglas A. Hemink
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYDRAULIC UNIT CYLINDER BLOCK FOR INTEGRATED DRIVE GENERATOR

    • Publication number 20190101202
    • Publication date Apr 4, 2019
    • HAMILTON SUNDSTRAND CORPORATION
    • Derek R. Hochstetler
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYDRAULIC PUMP

    • Publication number 20180335024
    • Publication date Nov 22, 2018
    • ACTUANT CORPORATION
    • Nathan Adam Hughes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hydrostatic Axial Piston Machine of Swash Plate Design with an Adju...

    • Publication number 20180058433
    • Publication date Mar 1, 2018
    • ROBERT BOSCH GmbH
    • Daniel Drixler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    A FLUID MOTOR AND A FLUID PUMP

    • Publication number 20170320542
    • Publication date Nov 9, 2017
    • GENIUS VELO LIMITED
    • Teklemichael Sebhatu
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    REFRIGERATION DEVICE

    • Publication number 20170138640
    • Publication date May 18, 2017
    • Bingxin Gong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    PISTON AND SLIPPER ASSEMBLY FOR HYDRAULIC UNIT

    • Publication number 20160281691
    • Publication date Sep 29, 2016
    • HAMILTON SUNDSTRAND CORPORATION
    • Kris H. Campbell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY PISTON ENGINE WITH EXTERNAL EXPLOSION/EXPANSION CHAMBER

    • Publication number 20160265428
    • Publication date Sep 15, 2016
    • Chris Kiarash Montebello
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    A HYDRAULIC OR PNEUMATIC DRIVE SYSTEM, AND A MOTOR AND A PUMP THEREFOR

    • Publication number 20160121969
    • Publication date May 5, 2016
    • GENIUS VELO LIMITED
    • Teklemichael Sebhatu
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    ROTARY DRIVE SYSTEM HAVING A CAM FOLLOWER WITH DETACHABLE WHEEL SUP...

    • Publication number 20150000514
    • Publication date Jan 1, 2015
    • GRIEND HOLDING B.V.
    • Christopher Ralph Van Den Brink
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Piston for an Axial Piston Machine

    • Publication number 20140283681
    • Publication date Sep 25, 2014
    • Liebherr Machines Bulle SA
    • Mario BAERISWYL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMBUSTION CHAMBER FOR LARGE GAS ENGINE

    • Publication number 20130019837
    • Publication date Jan 24, 2013
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Hiroyoshi Ishii
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    AXIAL-PISTON ENGINE, METHOD FOR OPERATING AN AXIAL-PISTON ENGINE, A...

    • Publication number 20120118272
    • Publication date May 17, 2012
    • Ulrich Rohs
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SUPER CHARGED ENGINE

    • Publication number 20110011375
    • Publication date Jan 20, 2011
    • High Density Powertrain, Inc.
    • Cliff Carlson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SUPERCHARGED INTERNAL COMBUSTION ENGINE INCLUDING A PRESSURIZED FLU...

    • Publication number 20100043735
    • Publication date Feb 25, 2010
    • Sanderson Engine Development Company, LLC
    • Robert A. Sanderson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Piston Assembly For Barrel Engine

    • Publication number 20090145377
    • Publication date Jun 11, 2009
    • Thomas Engine Company, LLC
    • Randall R. Gaiser
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AXIAL PISTON MACHINE WITH HYDROSTATIC SUPPORT OF THE HOLDING -DOWN...

    • Publication number 20090129949
    • Publication date May 21, 2009
    • Brueninghaus Hydromatik GmbH
    • Rainer Stoelzer
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Super Charged Engine

    • Publication number 20080302343
    • Publication date Dec 11, 2008
    • High Density Powertrain, Inc.
    • Cliff Carlson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AXIAL CAM AIR MOTOR

    • Publication number 20070234898
    • Publication date Oct 11, 2007
    • Theodore M. Boyl-Davis
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Single-ended barrel engine with double-ended, double roller pistons

    • Publication number 20070131184
    • Publication date Jun 14, 2007
    • Charles Russell Thomas
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Tubular piston for a piston engine and method of manufacturing the...

    • Publication number 20070125227
    • Publication date Jun 7, 2007
    • Josef Beck
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Tubular piston for a piston engine and method producing a tubular p...

    • Publication number 20060130325
    • Publication date Jun 22, 2006
    • BRUENINGHAUS HYDROMATIC GMBH OF ELCHINGEN, GERMANY
    • Josef Beck
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Axial piston machines

    • Publication number 20050155488
    • Publication date Jul 21, 2005
    • Arthur Melvin Shulenberger
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Single-ended barrel engine with double-ended, double roller pistons

    • Publication number 20050145207
    • Publication date Jul 7, 2005
    • Charles Russell Thomas
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Expander

    • Publication number 20050147507
    • Publication date Jul 7, 2005
    • Hiroyuki Makino
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES