JP3932027B2 - トロイダル型無段変速機 - Google Patents

トロイダル型無段変速機 Download PDF

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Publication number
JP3932027B2
JP3932027B2 JP2002105354A JP2002105354A JP3932027B2 JP 3932027 B2 JP3932027 B2 JP 3932027B2 JP 2002105354 A JP2002105354 A JP 2002105354A JP 2002105354 A JP2002105354 A JP 2002105354A JP 3932027 B2 JP3932027 B2 JP 3932027B2
Authority
JP
Japan
Prior art keywords
trunnion
shaft
power roller
support plate
plate portion
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.)
Expired - Fee Related
Application number
JP2002105354A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003301907A (ja
JP2003301907A5 (enExample
Inventor
宏史 石川
尚 今西
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.)
NSK Ltd
Original Assignee
NSK Ltd
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 NSK Ltd filed Critical NSK Ltd
Priority to JP2002105354A priority Critical patent/JP3932027B2/ja
Priority to US10/407,246 priority patent/US6979277B2/en
Publication of JP2003301907A publication Critical patent/JP2003301907A/ja
Publication of JP2003301907A5 publication Critical patent/JP2003301907A5/ja
Application granted granted Critical
Publication of JP3932027B2 publication Critical patent/JP3932027B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/042—Guidance of lubricant
    • F16H57/043—Guidance of lubricant within rotary parts, e.g. axial channels or radial openings in shafts
    • 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
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
    • F16H15/04—Gearings providing a continuous range of gear ratios
    • F16H15/06—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B
    • F16H15/32—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line
    • F16H15/36—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface
    • F16H15/38—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces
    • 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
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/048—Type of gearings to be lubricated, cooled or heated
    • F16H57/0487—Friction gearings
    • F16H57/049—Friction gearings of the toroid type

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
JP2002105354A 2002-04-08 2002-04-08 トロイダル型無段変速機 Expired - Fee Related JP3932027B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2002105354A JP3932027B2 (ja) 2002-04-08 2002-04-08 トロイダル型無段変速機
US10/407,246 US6979277B2 (en) 2002-04-08 2003-04-07 Toroidal-type continuously variable transmission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002105354A JP3932027B2 (ja) 2002-04-08 2002-04-08 トロイダル型無段変速機

Publications (3)

Publication Number Publication Date
JP2003301907A JP2003301907A (ja) 2003-10-24
JP2003301907A5 JP2003301907A5 (enExample) 2005-08-11
JP3932027B2 true JP3932027B2 (ja) 2007-06-20

Family

ID=28672358

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002105354A Expired - Fee Related JP3932027B2 (ja) 2002-04-08 2002-04-08 トロイダル型無段変速機

Country Status (2)

Country Link
US (1) US6979277B2 (enExample)
JP (1) JP3932027B2 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10034454A1 (de) * 2000-07-15 2002-01-24 Zahnradfabrik Friedrichshafen Stufenloses Reibradgetriebe
DE10206200A1 (de) * 2002-02-15 2003-08-28 Daimler Chrysler Ag Toroidvariator
JP4003122B2 (ja) * 2002-09-05 2007-11-07 日本精工株式会社 トロイダル型無段変速機用パワーローラユニット
DE102004009409A1 (de) * 2004-02-24 2006-01-26 Daimlerchrysler Ag Stufenlos verstellbarer Variator für ein Toroidgetriebe eines Kraftfahrzeuges
JP2006308037A (ja) * 2005-05-02 2006-11-09 Nsk Ltd トロイダル型無段変速機
JP4962350B2 (ja) * 2008-02-27 2012-06-27 日本精工株式会社 トロイダル型無段変速機
WO2014026238A1 (en) * 2012-08-16 2014-02-20 Ultimate Transmissions Pty Ltd Modulated clamping force generator for toroidal cvt
JP2018537632A (ja) * 2015-12-10 2018-12-20 トランスミッション・シーヴイティーコープ・インコーポレーテッド トロイダルｃｖｔ用ローラー冷却装置
JP7002283B2 (ja) 2017-10-27 2022-01-20 川崎重工業株式会社 トロイダル無段変速機
JP7089354B2 (ja) 2017-10-27 2022-06-22 川崎重工業株式会社 トロイダル無段変速機

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2575628B2 (ja) 1985-09-25 1997-01-29 松下電工株式会社 無刷子電動機
JPS62156658A (ja) 1985-12-28 1987-07-11 Konishiroku Photo Ind Co Ltd 複写写真形成方法
JP2734583B2 (ja) 1988-12-16 1998-03-30 日産自動車株式会社 無段変速機の変速制御装置
JP3456300B2 (ja) 1995-04-21 2003-10-14 日本精工株式会社 トロイダル型無段変速機
JP3376910B2 (ja) 1998-03-02 2003-02-17 日産自動車株式会社 トロイダル型無段変速機
JP3496513B2 (ja) 1998-05-13 2004-02-16 日産自動車株式会社 トロイダル型無段変速機
US6387010B2 (en) * 1999-03-29 2002-05-14 Nsk Ltd. Power roller unit and output disc unit for toroidal type continuously variable transmission
US6592491B1 (en) * 1999-04-07 2003-07-15 Nsk Ltd. Toroidal type continuously variable transmission
JP2001032899A (ja) 1999-07-23 2001-02-06 Nsk Ltd トロイダル型無段変速機
JP4240688B2 (ja) 1999-10-27 2009-03-18 日本精工株式会社 トロイダル型無段変速機
JP3624367B2 (ja) * 1999-12-09 2005-03-02 日産自動車株式会社 トロイダル型無段変速機
JP2002106667A (ja) * 2000-10-04 2002-04-10 Honda Motor Co Ltd トロイダル型無段変速機
JP3692945B2 (ja) * 2001-02-13 2005-09-07 日産自動車株式会社 トロイダル型無段変速機
US7077023B2 (en) * 2001-02-13 2006-07-18 Nissan Motor Co., Ltd. Toroidal continuously variable transmission
JP4026801B2 (ja) * 2001-03-26 2007-12-26 日産自動車株式会社 トロイダル型無段変速機
JP4161247B2 (ja) * 2001-05-23 2008-10-08 日本精工株式会社 トロイダル無段変速機

Also Published As

Publication number Publication date
US20030190994A1 (en) 2003-10-09
US6979277B2 (en) 2005-12-27
JP2003301907A (ja) 2003-10-24

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