Synchro friction clutches with flat plates, discs or lamellae

Patents Grantslast 30 patents

  • Information Patent Grant

    Power transmission device

    • Patent number 11,506,246
    • Issue date Nov 22, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Takuma Koinuma
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Transmission and method for shifting a transmission

    • Patent number 11,073,181
    • Issue date Jul 27, 2021
    • Bayerische Motoren Werke Aktiengesellschaft
    • Nikola Brk
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Friction element for a frictional shifting element for a vehicle tr...

    • Patent number 10,514,072
    • Issue date Dec 24, 2019
    • ZF Friedrichshafen AG
    • Matthias Reisch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Internal combustion engine propulsion method and corresponding tran...

    • Patent number 10,295,021
    • Issue date May 21, 2019
    • Tuskegee University
    • ShaoWei Gong
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shifting device for a motor vehicle transmission

    • Patent number 9,797,458
    • Issue date Oct 24, 2017
    • Hoerbiger Antriebstechnik Holding GmbH
    • Ansgar Damm
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    All-wheel drive disconnect clutch

    • Patent number 9,416,825
    • Issue date Aug 16, 2016
    • Schaeffler Technologies AG & Co. KG
    • Brian Lee
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Multi-speed transmission

    • Patent number 9,222,549
    • Issue date Dec 29, 2015
    • GM Global Technology Operations, LLC
    • Edward W. Mellet
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Synchronization unit for a positive dual clutch

    • Patent number 9,200,682
    • Issue date Dec 1, 2015
    • GKN Stromag AG
    • Robert Rank
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Binary and friction clutch assembly

    • Patent number 9,074,662
    • Issue date Jul 7, 2015
    • GM Global Technology Operations, LLC
    • Edward W. Mellet
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Power transmitting apparatuses

    • Patent number 8,973,454
    • Issue date Mar 10, 2015
    • Kabushiki Kaisha F.C.C.
    • Shouji Asatsuke
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multi-disc frictional engagement mechanism

    • Patent number 8,752,686
    • Issue date Jun 17, 2014
    • Jatco Ltd
    • Yusuke Nakano
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Drive engagement apparatus

    • Patent number 8,448,769
    • Issue date May 28, 2013
    • Reginald Knowles
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Drive engagement apparatus

    • Patent number 7,497,311
    • Issue date Mar 3, 2009
    • Reginald Knowles
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Automated manual transmission with upshift ball ramp synchronizer c...

    • Patent number 6,571,654
    • Issue date Jun 3, 2003
    • New Venture Gear, Inc.
    • John R. Forsyth
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Synchronization device

    • Patent number 6,543,594
    • Issue date Apr 8, 2003
    • ZF Friedrichshafen AG
    • Gerhard Führer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Power shift transmission

    • Patent number 6,085,880
    • Issue date Jul 11, 2000
    • ZF Friedrichshafen AG
    • Walter Kuhn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Synchronizer clutch

    • Patent number 5,975,263
    • Issue date Nov 2, 1999
    • New Venture Gear, Inc.
    • John R. Forsyth
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Synchronizing device with spring element applying constant force to...

    • Patent number 5,921,362
    • Issue date Jul 13, 1999
    • ZF Friedrichshafen AG
    • Gerhard Bailly
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Add-on two-speed compounder

    • Patent number 5,735,767
    • Issue date Apr 7, 1998
    • New Venture Gear, Inc.
    • John R. Forsyth
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Transfer case friction plate synchronizer

    • Patent number 5,613,587
    • Issue date Mar 25, 1997
    • Dana Corporation
    • Ralph W. Baxter
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle multi-ratio transmission

    • Patent number 5,462,148
    • Issue date Oct 31, 1995
    • Kanzaki Kokyukoki Mfg. Co., Ltd.
    • Toshiro Azuma
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Synchronized clutch

    • Patent number 5,333,712
    • Issue date Aug 2, 1994
    • Twin Disc, Incorporated
    • Janet M. Sabee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electromagnetic synchronizing and shifting clutch

    • Patent number 5,052,534
    • Issue date Oct 1, 1991
    • Dana Corporation
    • David C. Gustin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Drive engagement delay device

    • Patent number 4,934,498
    • Issue date Jun 19, 1990
    • Arthur Knowles
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gear synchronizer for power transmission

    • Patent number 4,838,399
    • Issue date Jun 13, 1989
    • Toyota Jidosha Kabushiki Kaisha
    • Masaki Inui
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multi-disk synchronizer

    • Patent number 4,830,159
    • Issue date May 16, 1989
    • Deere & Company
    • Douglas R. Johnson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shiftable friction clutch

    • Patent number 4,817,772
    • Issue date Apr 4, 1989
    • Carl Hurth Maschinen- und Zahnradfabrik GmbH & Co.
    • Christoph Sacher
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Power transmission device

    • Patent number 4,735,108
    • Issue date Apr 5, 1988
    • Tochigifujisangyo Kabushikigaisha
    • Masao Teraoka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Coupling with spline clutch having different helix angles

    • Patent number 4,615,422
    • Issue date Oct 7, 1986
    • General Motors Corporation
    • Glenn W. Thebert
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Internal combustion engine and clutch therefor

    • Patent number 4,523,558
    • Issue date Jun 18, 1985
    • Luk Lamellen und Kupplungsbau GmbH
    • Paul Maucher
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Transmission and Method for Shifting a Transmission

    • Publication number 20190353211
    • Publication date Nov 21, 2019
    • Bayerische Motoren Werke Aktiengesellschaft
    • Nikola BRK
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Schaltvorrichtung für ein Kraftfahrzeug sowie Kraftfahrzeuggetriebe

    • Publication number 20180266493
    • Publication date Sep 20, 2018
    • HOERBIGER ANTRIEBSTECHNIK HOLDING GMBH
    • Andreas DEMPFLE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Friction Element for a Frictional Shifting Element for a Vehicle Tr...

    • Publication number 20180187726
    • Publication date Jul 5, 2018
    • ZF Friedrichshafen AG
    • Matthias Reisch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    AUTOMATIC AND INTELLIGENT CLUTCH-TYPE WIND TURBINE SYSTEM

    • Publication number 20180051676
    • Publication date Feb 22, 2018
    • RICHARD CHI-HSUEH
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    ALL-WHEEL DRIVE DISCONNECT CLUTCH

    • Publication number 20150152921
    • Publication date Jun 4, 2015
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Brian Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Machine Assembly

    • Publication number 20140131158
    • Publication date May 15, 2014
    • Martin Schabasser
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MULTI-SPEED TRANSMISSION

    • Publication number 20130267373
    • Publication date Oct 10, 2013
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Edward W. Mellet
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BINARY AND FRICTION CLUTCH ASSEMBLY

    • Publication number 20130267372
    • Publication date Oct 10, 2013
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Edward W. Mellet
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ALL WHEEL DRIVE DISCONNECT CLUTCH

    • Publication number 20130248317
    • Publication date Sep 26, 2013
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Brian Lee
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SYNCHRONIZATION UNIT FOR A POSITIVE DUAL CLUTCH

    • Publication number 20130233666
    • Publication date Sep 12, 2013
    • Robert Rank
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MULTI-DISC FRICTIONAL ENGAGEMENT MECHANISM

    • Publication number 20120247913
    • Publication date Oct 4, 2012
    • JATCO Ltd.
    • Yusuke NAKANO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    POWER TRANSMITTING APPARATUSES

    • Publication number 20120061198
    • Publication date Mar 15, 2012
    • KABUSHIKI KAISHA F.C.C.
    • Shouji Asatsuke
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DRIVE ENGAGEMENT APPARATUS

    • Publication number 20110094843
    • Publication date Apr 28, 2011
    • Arthur Knowles
    • Reginald Knowles
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    TRANSMISSION SYSTEM

    • Publication number 20100257969
    • Publication date Oct 14, 2010
    • ZEROSHIFT LIMITED
    • William Wesley Martin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Drive engagement apparatus

    • Publication number 20060169560
    • Publication date Aug 3, 2006
    • Arthur Knowles
    • Reginald Knowles
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Synchronizer having ball ramp actuator mechanism

    • Publication number 20040198548
    • Publication date Oct 7, 2004
    • Dan J. Showalter
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Automated manual transmission with upshift ball ramp synchronizer c...

    • Publication number 20020144563
    • Publication date Oct 10, 2002
    • John R. Forsyth
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...