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of the curved-cylinder type

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  • F15B15/125
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F15Hydraulics devices F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL FLUID-PRESSURE ACTUATORS F15B15/00Fluid-actuated devices for displacing a member from one position to another Gearing associated therewith

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F15B15/125of the curved-cylinder type
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Air-fuel system for a circulating piston engine
    • Patent number 11,719,187
    • Issue date Aug 8, 2023
    • WB Development Company, LLC
    • Walter T. Bonin
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Actuator device, humanoid robot and power assist device
    • Patent number 11,635,096
    • Issue date Apr 25, 2023
    • Advanced Telecommunications Research Institute International
    • Tomoyuki Noda
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Unsupported piston with moving seal carrier
    • Patent number 11,512,719
    • Issue date Nov 29, 2022
    • Woodward, Inc.
    • Kamran Eftekhari Shahroudi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary actuator
    • Patent number 11,434,940
    • Issue date Sep 6, 2022
    • The Boeing Company
    • John A. Standley
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Multi-chamber rotary piston actuator
    • Patent number 11,391,305
    • Issue date Jul 19, 2022
    • Woodward, Inc.
    • Kamran Eftekhari Shahroudi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Air-fuel system for a circulating piston engine
    • Patent number 11,352,977
    • Issue date Jun 7, 2022
    • W B Development Company LLC
    • Walter T. Bonin
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Rotary piston type actuator with a central actuation assembly
    • Patent number 11,333,175
    • Issue date May 17, 2022
    • Woodward, Inc.
    • Craig D. Mawle
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Multi-axis rotary piston actuator
    • Patent number 11,280,356
    • Issue date Mar 22, 2022
    • Woodward, Inc.
    • Kamran Eftekhari Shahroudi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hybrid hydrostatic rotary actuator apparatus
    • Patent number 11,248,631
    • Issue date Feb 15, 2022
    • MIRSEE ROBOTICS INC.
    • Robert David Ings
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Actuator device, humanoid robot and power assist device
    • Patent number 11,225,984
    • Issue date Jan 18, 2022
    • ADVANCED TELECOMMUNICATIONS RESEARCH INSTITUTE INTERNATIONAL
    • Tomoyuki Noda
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic rotary actuator
    • Patent number 11,156,238
    • Issue date Oct 26, 2021
    • William O'Hara
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Passive follow-up hydraulic rotary joint
    • Patent number 11,078,933
    • Issue date Aug 3, 2021
    • Wuhan University of Science and Technology
    • Lin Jiang
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Unsupported piston with moving seal carrier
    • Patent number 10,954,973
    • Issue date Mar 23, 2021
    • Woodward, Inc.
    • Kamran Eftekhari Shahroudi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Continuously variable transmission with wedge actuation mechanism
    • Patent number 10,941,840
    • Issue date Mar 9, 2021
    • GM Global Technology Operations LLC
    • Jian Yao
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Butterfly rotary piston type actuator
    • Patent number 10,935,054
    • Issue date Mar 2, 2021
    • Woodward, Inc.
    • Kamran Eftekhari Shahroudi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hybrid hydrostatic rotary actuator apparatus
    • Patent number 10,895,271
    • Issue date Jan 19, 2021
    • MIRSEE ROBOTICS INC.
    • Robert David Ings
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Multi-chamber rotary piston actuator
    • Patent number 10,883,522
    • Issue date Jan 5, 2021
    • Woodward Inc.
    • Kamran Eftekhari Shahroudi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Fluid powered rotary actuator and an improved sealing system
    • Patent number 10,837,470
    • Issue date Nov 17, 2020
    • TR TECHNOLOGIES LIMITED
    • James Antony Kells
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Rotary piston type actuator with a central actuation assembly
    • Patent number 10,767,669
    • Issue date Sep 8, 2020
    • Woodward, Inc.
    • Joseph H. Kim
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Devices and systems for producing rotational actuation
    • Patent number 10,718,359
    • Issue date Jul 21, 2020
    • Quality Manufacturing Inc.
    • Jeffrey A. Rose
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic rotary actuator
    • Patent number 10,704,572
    • Issue date Jul 7, 2020
    • William O'Hara
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Multi-axis rotary piston actuator
    • Patent number 10,655,303
    • Issue date May 19, 2020
    • Woodward, Inc.
    • Kamran Eftekhari Shahroudi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Butterfly rotary piston type actuator
    • Patent number 10,563,677
    • Issue date Feb 18, 2020
    • Woodward, Inc.
    • Kamran Eftekhari Shahroudi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Rotary piston actuator anti-rotation configurations
    • Patent number 10,458,441
    • Issue date Oct 29, 2019
    • Woodward, Inc.
    • Pawel A. Sobolewski
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary actuator
    • Patent number 10,400,602
    • Issue date Sep 3, 2019
    • Nabtesco Corporation
    • Koji Ito
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Rotary actuator
    • Patent number 10,352,169
    • Issue date Jul 16, 2019
    • Nabtesco Corporation
    • Koji Ito
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-chamber rotary piston actuator
    • Patent number 10,273,661
    • Issue date Apr 30, 2019
    • Woodward, Inc.
    • Kamran Eftekhari Shahroudi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Rotary piston type actuator
    • Patent number 10,030,679
    • Issue date Jul 24, 2018
    • Woodward, Inc.
    • Joseph H Kim
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Integrated hydraulic rotary actuator
    • Patent number 9,976,577
    • Issue date May 22, 2018
    • KNR Systems Inc.
    • Sung Moo Ryu
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Rotary piston type actuator with a central actuation assembly
    • Patent number 9,816,537
    • Issue date Nov 14, 2017
    • Woodward, Inc.
    • Joseph H Kim
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    TENSIONING DEVICE
    • Publication number 20230242064
    • Publication date Aug 3, 2023
    • Autoliv Development AB
    • Ole SCHARNBERG
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    AIR-FUEL SYSTEM FOR A CIRCULATING PISTON ENGINE
    • Publication number 20220290629
    • Publication date Sep 15, 2022
    • WB Development Company, LLC
    • Walter T. Bonin
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTARY ACTUATOR
    • Publication number 20220252089
    • Publication date Aug 11, 2022
    • QUALITY MANUFACTURING INC.
    • Harold Howard
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    MULTI-AXIS ROTARY PISTON ACTUATOR
    • Publication number 20220205465
    • Publication date Jun 30, 2022
    • WOODWARD, INC.
    • Kamran Eftekhari Shahroudi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    ACTUATOR DEVICE, HUMANOID ROBOT AND POWER ASSIST DEVICE
    • Publication number 20220099112
    • Publication date Mar 31, 2022
    • Advanced Telecommunications Research Institute International
    • Tomoyuki NODA
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ROTARY PISTON TYPE ACTUATOR WITH A CENTRAL ACTUATION ASSEMBLY
    • Publication number 20210317849
    • Publication date Oct 14, 2021
    • WOODWARD, INC.
    • Craig D. Mawle
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    ROTARY ACTUATOR
    • Publication number 20210262495
    • Publication date Aug 26, 2021
    • The Boeing Company
    • John A. Standley
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    UNSUPPORTED PISTON WITH MOVING SEAL CARRIER
    • Publication number 20210172462
    • Publication date Jun 10, 2021
    • WOODWARD, INC.
    • Kamran Eftekhari Shahroudi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYBRID HYDROSTATIC ROTARY ACTUATOR APPARATUS
    • Publication number 20210140452
    • Publication date May 13, 2021
    • MIRSEE ROBOTICS INC.
    • Robert David Ings
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    MULTI-CHAMBER ROTARY PISTON ACTUATOR
    • Publication number 20210102557
    • Publication date Apr 8, 2021
    • WOODWARD, INC.
    • Kamran Eftekhari Shahroudi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    DEVICES AND SYSTEMS FOR PRODUCING ROTATIONAL ACTUATION
    • Publication number 20200325918
    • Publication date Oct 15, 2020
    • QUALITY MANUFACTURING INC.
    • Jeffrey A. Rose
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC ROTARY ACTUATOR
    • Publication number 20200291968
    • Publication date Sep 17, 2020
    • William O'Hara
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MULTI-AXIS ROTARY PISTON ACTUATOR
    • Publication number 20200181882
    • Publication date Jun 11, 2020
    • WOODWARD, INC.
    • Kamran Eftekhari Shahroudi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    AIR-FUEL SYSTEM FOR A CIRCULATING PISTON ENGINE
    • Publication number 20200141350
    • Publication date May 7, 2020
    • WB Development Company, LLC
    • Walter T. Bonin
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Butterfly Rotary Piston Type Actuator
    • Publication number 20200011354
    • Publication date Jan 9, 2020
    • WOODWARD, INC.
    • Kamran Eftekhari Shahroudi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYBRID HYDROSTATIC ROTARY ACTUATOR APPARATUS
    • Publication number 20190277312
    • Publication date Sep 12, 2019
    • MIRSEE ROBOTICS INC.
    • Robert David INGS
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HYDRAULIC ROTARY ACTUATOR
    • Publication number 20190249694
    • Publication date Aug 15, 2019
    • William O'Hara
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    MULTI-CHAMBER ROTARY PISTON ACTUATOR
    • Publication number 20190186107
    • Publication date Jun 20, 2019
    • WOODWARD, INC.
    • Kamran Eftekhari Shahroudi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    FLUID POWERED ROTARY ACTUATOR AND AN IMPROVED SEALING SYSTEM
    • Publication number 20190113056
    • Publication date Apr 18, 2019
    • TOROIDAL RAMS LIMITED
    • James Antony KELLS
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    UNSUPPORTED PISTON WITH MOVING SEAL CARRIER
    • Publication number 20190017523
    • Publication date Jan 17, 2019
    • WOODWARD, INC.
    • Kamran Eftekhari Shahroudi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Rotary Piston Type Actuator
    • Publication number 20180320712
    • Publication date Nov 8, 2018
    • WOODWARD, INC.
    • Joseph H. Kim
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    PASSIVE FOLLOW-UP HYDRAULIC ROTARY JOINT
    • Publication number 20180306213
    • Publication date Oct 25, 2018
    • WUHAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
    • Lin JIANG
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Butterfly Rotary Piston Type Actuator
    • Publication number 20180172033
    • Publication date Jun 21, 2018
    • WOODWARD, INC.
    • Kamran Eftekhari Shahroudi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Torque Output Intensifier
    • Publication number 20180094651
    • Publication date Apr 5, 2018
    • WOODWARD, INC.
    • Joseph H. Kim
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    PISTON LINKAGE AND AXLE DRIVE ASSEMBLY
    • Publication number 20180094652
    • Publication date Apr 5, 2018
    • QUALITY MANUFACTURING INC.
    • Jeffrey A. ROSE
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    CONTINUOUSLY VARIABLE TRANSMISSION WITH WEDGE ACTUATION MECHANISM
    • Publication number 20180080529
    • Publication date Mar 22, 2018
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Jian Yao
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    ROTARY PISTON TYPE ACTUATOR WITH A CENTRAL ACTUATION ASSEMBLY
    • Publication number 20180066682
    • Publication date Mar 8, 2018
    • WOODWARD, INC.
    • Joseph H. Kim
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    MULTI-CHAMBER ROTARY PISTON ACTUATOR
    • Publication number 20180038080
    • Publication date Feb 8, 2018
    • WOODWARD, INC.
    • Kamran Eftekhari Shahroudi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    CONTINUOUSLY VARIABLE TRANSMISSION WITH WEDGE ACTUATION MECHANISM
    • Publication number 20170363184
    • Publication date Dec 21, 2017
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Jian Yao
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Rotary Piston Actuator Anti-Rotation Configurations
    • Publication number 20170218983
    • Publication date Aug 3, 2017
    • WOODWARD, INC.
    • Pawel A. Sobolewski
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL