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WO2008049010A3 - Light weight torque converter - Google Patents

Light weight torque converter Download PDF

Info

Publication number
WO2008049010A3
WO2008049010A3 PCT/US2007/081655 US2007081655W WO2008049010A3 WO 2008049010 A3 WO2008049010 A3 WO 2008049010A3 US 2007081655 W US2007081655 W US 2007081655W WO 2008049010 A3 WO2008049010 A3 WO 2008049010A3
Authority
WO
WIPO (PCT)
Prior art keywords
turbine
assembly
pump
torque converter
shell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/US2007/081655
Other languages
French (fr)
Other versions
WO2008049010A2 (en
Inventor
Dinesh C Seksaria
John W Cobes Jr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alcoa Corp
Original Assignee
Alcoa Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alcoa Corp filed Critical Alcoa Corp
Publication of WO2008049010A2 publication Critical patent/WO2008049010A2/en
Publication of WO2008049010A3 publication Critical patent/WO2008049010A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches 
    • F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches  with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H41/00—Rotary fluid gearing of the hydrokinetic type
    • F16H41/24—Details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches 
    • F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches  with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
    • F16H2045/0273—Combinations of fluid gearings for conveying rotary motion with couplings or clutches  with mechanical clutches for bridging a fluid gearing of the hydrokinetic type characterised by the type of the friction surface of the lock-up clutch
    • F16H2045/0294—Single disk type lock-up clutch, i.e. using a single disc engaged between friction members

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Rotary Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)

Abstract

The present invention provides a torque converter 10 including a pump assembly 35 including a unitary pump vortex ring and blade array structure 38 and a formed metal sheet pump shell 37, being connected to a sheet pump shell 37 by braze joint metallurgical bond; a lockup clutch plate assembly 20 including a plurality of integrally formed vibration damping features 50, and a centrally positioned gear ring 24; a turbine assembly 25 including a unitary turbine vortex ring and blade array structure 28, a formed metal sheet turbine shell 27, and a turbine hub 26 configured for engagement to the gear ring 24 of the lockup clutch plate assembly 20 and engagement to a shaft of a transmission system; and a stator 31 positioned between the turbine assembly 25 and the pump assembly 35.
PCT/US2007/081655 2006-10-17 2007-10-17 Light weight torque converter Ceased WO2008049010A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US82983406P 2006-10-17 2006-10-17
US60/829,834 2006-10-17

Publications (2)

Publication Number Publication Date
WO2008049010A2 WO2008049010A2 (en) 2008-04-24
WO2008049010A3 true WO2008049010A3 (en) 2008-12-04

Family

ID=38984550

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2007/081655 Ceased WO2008049010A2 (en) 2006-10-17 2007-10-17 Light weight torque converter

Country Status (1)

Country Link
WO (1) WO2008049010A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8349462B2 (en) * 2009-01-16 2013-01-08 Alcoa Inc. Aluminum alloys, aluminum alloy products and methods for making the same
US11173568B2 (en) 2018-07-11 2021-11-16 GM Global Technology Operations LLC Composite metal flexplate

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126079A (en) * 1964-03-24 Hydrodynamic device with lock-up clutch
US4135390A (en) * 1978-02-13 1979-01-23 General Motors Corporation Engine torque transducer using a spoked torque transmitting plate
US4540076A (en) * 1984-06-25 1985-09-10 Eaton Corporation Torque converter viscous bypass coupling with improved seal arrangement
EP0435358A2 (en) * 1989-12-26 1991-07-03 General Motors Corporation Torque converter turbine
US5660258A (en) * 1996-03-22 1997-08-26 Borg-Warner Automotive, Inc. Torque converter having torsional damper
DE19818749A1 (en) * 1997-04-25 1998-11-05 Exedy Corp Guide wheel for hydraulic torque converter
US5996751A (en) * 1998-01-19 1999-12-07 Mannesmann Sachs Ag Hydrodynamic torque converter with a driver for the piston of a lockup clutch
US6112869A (en) * 1998-02-17 2000-09-05 Luk Getriebe-Systeme Gmbh Force transmitting apparatus having an external damper
US6216837B1 (en) * 1997-04-06 2001-04-17 Luk Getriebe-Systeme Gmbh Hydrokinetic torque converter
US6321891B1 (en) * 1995-07-19 2001-11-27 Luk Getriebe-System Gmbh Hydrokinetic torque converter
US6364777B1 (en) * 1999-06-07 2002-04-02 Mannesmann Sachs Ag Torque-transmitting connecting arrangement
EP1211438A2 (en) * 2000-11-29 2002-06-05 Ford-Werke Aktiengesellschaft Hydrodynamic torque converter
US20030173175A1 (en) * 2002-03-15 2003-09-18 Naoki Tomiyama Piston coupling mechanism and lockup device for fluid-type torque transmission device equipped with the same
US20040026201A1 (en) * 2002-01-24 2004-02-12 Masafumi Imasaka Torque converter
US20040185940A1 (en) * 2003-03-18 2004-09-23 Kozo Yamamoto Damper mechanism and damper disk assembly
US7080720B1 (en) * 2005-02-24 2006-07-25 Blumental Automatic, Inc. Torque converter

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126079A (en) * 1964-03-24 Hydrodynamic device with lock-up clutch
US4135390A (en) * 1978-02-13 1979-01-23 General Motors Corporation Engine torque transducer using a spoked torque transmitting plate
US4540076A (en) * 1984-06-25 1985-09-10 Eaton Corporation Torque converter viscous bypass coupling with improved seal arrangement
EP0435358A2 (en) * 1989-12-26 1991-07-03 General Motors Corporation Torque converter turbine
US6321891B1 (en) * 1995-07-19 2001-11-27 Luk Getriebe-System Gmbh Hydrokinetic torque converter
US5660258A (en) * 1996-03-22 1997-08-26 Borg-Warner Automotive, Inc. Torque converter having torsional damper
US6216837B1 (en) * 1997-04-06 2001-04-17 Luk Getriebe-Systeme Gmbh Hydrokinetic torque converter
DE19818749A1 (en) * 1997-04-25 1998-11-05 Exedy Corp Guide wheel for hydraulic torque converter
US5996751A (en) * 1998-01-19 1999-12-07 Mannesmann Sachs Ag Hydrodynamic torque converter with a driver for the piston of a lockup clutch
US6112869A (en) * 1998-02-17 2000-09-05 Luk Getriebe-Systeme Gmbh Force transmitting apparatus having an external damper
US6364777B1 (en) * 1999-06-07 2002-04-02 Mannesmann Sachs Ag Torque-transmitting connecting arrangement
EP1211438A2 (en) * 2000-11-29 2002-06-05 Ford-Werke Aktiengesellschaft Hydrodynamic torque converter
US20040026201A1 (en) * 2002-01-24 2004-02-12 Masafumi Imasaka Torque converter
US20030173175A1 (en) * 2002-03-15 2003-09-18 Naoki Tomiyama Piston coupling mechanism and lockup device for fluid-type torque transmission device equipped with the same
US20040185940A1 (en) * 2003-03-18 2004-09-23 Kozo Yamamoto Damper mechanism and damper disk assembly
US7080720B1 (en) * 2005-02-24 2006-07-25 Blumental Automatic, Inc. Torque converter

Also Published As

Publication number Publication date
WO2008049010A2 (en) 2008-04-24

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