submitted to unbalanced pressure in circumference; seals for oscillating actuator

Patents Grantslast 30 patents

  • Information Patent Grant

    Shaft sealing system

    • Patent number 11,994,215
    • Issue date May 28, 2024
    • Andrew W. Suman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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

    Deflection spring seal

    • Patent number 10,533,567
    • Issue date Jan 14, 2020
    • United Technologies Corporation
    • Christopher M. Juh
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Apex seal arrangement for rotary internal combustion engine

    • Patent number 10,344,870
    • Issue date Jul 9, 2019
    • Pratt & Whitney Canada Corp.
    • Eugene Gekht
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Actuator bearing arrangement

    • Patent number 10,344,594
    • Issue date Jul 9, 2019
    • Woodward, Inc.
    • James D. Rosplock
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Apex and face seals with rotary internal combustion engine

    • Patent number 9,850,758
    • Issue date Dec 26, 2017
    • Pratt & Whitney Canada Corp.
    • Eugene Gekht
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Regulating flap arrangement of an exhaust-gas turbocharger

    • Patent number 9,835,042
    • Issue date Dec 5, 2017
    • BorgWarner Inc.
    • Sebastian Mack
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Seal of tool and method of sealing

    • Patent number 9,777,842
    • Issue date Oct 3, 2017
    • Sandvik Mining and Construction Oy
    • Ossi Kahra
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Rotary vane actuators

    • Patent number 9,085,978
    • Issue date Jul 21, 2015
    • KINETROL LIMITED
    • Roger Charles Chapman
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Apex and face seals with rotary internal combustion engine

    • Patent number 8,967,988
    • Issue date Mar 3, 2015
    • Pratt & Whitney Canada Corp.
    • Eugene Gekht
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Camshaft adjuster and U-shaped sealing element for sealing a radial...

    • Patent number 8,869,761
    • Issue date Oct 28, 2014
    • Schaeffler Technologies GmbH & Co. KG
    • Michael Busse
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Apex seal for rotary internal combustion engine

    • Patent number 8,597,006
    • Issue date Dec 3, 2013
    • Pratt & Whitney Canada Corp.
    • Eugene Gekht
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing device

    • Patent number 8,281,706
    • Issue date Oct 9, 2012
    • Ixetic Bad Homburg GmbH
    • Sigismund Jones
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal assembly

    • Patent number 7,758,052
    • Issue date Jul 20, 2010
    • Rolls-Royce PLC
    • Michael C. Roberts
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Rotary actuator with a modified seal structure

    • Patent number 5,492,051
    • Issue date Feb 20, 1996
    • Fichtel & Sachs AG
    • Stefan Schiffler
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Sealing mechanism for a rotary actuator

    • Patent number 5,332,236
    • Issue date Jul 26, 1994
    • Sumitomo Precision Products, Co., Ltd.
    • Nobuo Kastuhara
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Actuator seal arrangement

    • Patent number 4,774,875
    • Issue date Oct 4, 1988
    • Turn Act Inc.
    • Herman J. Amshoff
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal for rotary actuator

    • Patent number 4,510,850
    • Issue date Apr 16, 1985
    • James F. Mack
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Dynamic seal arrangement with X-shaped seal

    • Patent number 4,475,738
    • Issue date Oct 9, 1984
    • Hilliard Lyons Patent Management Inc.
    • Fred C. Eicher
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Actuator seal assembly

    • Patent number 4,066,007
    • Issue date Jan 3, 1978
    • Ex-Cell-O Corporation
    • Roland J. Barlow
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pump or motor having sealed chambers

    • Patent number 4,027,576
    • Issue date Jun 7, 1977
    • Kitazawa Shoji Kabushiki Kaisha
    • Chifuru Nomura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Anti-friction pressure seal

    • Patent number 3,967,866
    • Issue date Jul 6, 1976
    • Sphero International Company
    • William A. Cohen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3890885

    • Patent number 3,890,885
    • Issue date Jun 24, 1975
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3688645

    • Patent number 3,688,645
    • Issue date Sep 5, 1972
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3426654

    • Patent number 3,426,654
    • Issue date Feb 11, 1969
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3359871

    • Patent number 3,359,871
    • Issue date Dec 26, 1967
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3337824

    • Patent number 3,337,824
    • Issue date Aug 22, 1967
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3331551

    • Patent number 3,331,551
    • Issue date Jul 18, 1967
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3318201

    • Patent number 3,318,201
    • Issue date May 9, 1967
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3279392

    • Patent number 3,279,392
    • Issue date Oct 18, 1966
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Shaft Sealing System

    • Publication number 20210222776
    • Publication date Jul 22, 2021
    • Andrew W. Suman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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

    ACTUATOR BEARING ARRANGEMENT

    • Publication number 20190063220
    • Publication date Feb 28, 2019
    • WOODWARD, INC.
    • James D. Rosplock
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SEAL OF TOOL AND METHOD OF SEALING

    • Publication number 20160123472
    • Publication date May 5, 2016
    • SANDVIK MINING AND CONSTRUCTION OY
    • Ossi KAHRA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    CAMSHAFT ADJUSTER AND U-SHAPED SEALING ELEMENT FOR SEALING A RADIAL...

    • Publication number 20130025553
    • Publication date Jan 31, 2013
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Michael Busse
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    APEX AND FACE SEALS WITH ROTARY INTERNAL COMBUSTION ENGINE

    • Publication number 20130028776
    • Publication date Jan 31, 2013
    • Eugene GEKHT
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    APEX SEAL ARRANGEMENT FOR ROTARY INTERNAL COMBUSTION ENGINE

    • Publication number 20130028775
    • Publication date Jan 31, 2013
    • Eugene GEKHT
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    APEX SEAL FOR ROTARY INTERNAL COMBUSTION ENGINE

    • Publication number 20130028769
    • Publication date Jan 31, 2013
    • Eugene Gekht
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    APEX SEAL FOR ROTARY INTERNAL COMBUSTION ENGINE

    • Publication number 20130028773
    • Publication date Jan 31, 2013
    • Eugene GEKHT
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Liquid Magnetic Seals in Wankel-Type Rotary Engines

    • Publication number 20120306157
    • Publication date Dec 6, 2012
    • Christopher Michael Joyce
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Rotary Vane Actuators

    • Publication number 20120137873
    • Publication date Jun 7, 2012
    • Roger Charles Chapman
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SEALING DEVICE

    • Publication number 20100077917
    • Publication date Apr 1, 2010
    • ixetic Bad Homburg GmbH
    • Sigismund Jones
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Seal assembly

    • Publication number 20080067753
    • Publication date Mar 20, 2008
    • Rolls-Royce plc
    • Michael C. Roberts
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Rotating actuator

    • Publication number 20060266212
    • Publication date Nov 30, 2006
    • Andre Paunet
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL