JP6331449B2 - 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
JP6331449B2
JP6331449B2 JP2014027123A JP2014027123A JP6331449B2 JP 6331449 B2 JP6331449 B2 JP 6331449B2 JP 2014027123 A JP2014027123 A JP 2014027123A JP 2014027123 A JP2014027123 A JP 2014027123A JP 6331449 B2 JP6331449 B2 JP 6331449B2
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JP
Japan
Prior art keywords
shaft
bearing
supported
hollow shaft
disks
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.)
Active
Application number
JP2014027123A
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English (en)
Japanese (ja)
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JP2015152109A (ja
JP2015152109A5 (enExample
Inventor
寛孝 岸田
寛孝 岸田
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 JP2014027123A priority Critical patent/JP6331449B2/ja
Priority to EP15748931.1A priority patent/EP3109512B1/en
Priority to US15/119,008 priority patent/US10352410B2/en
Priority to PCT/JP2015/052594 priority patent/WO2015122291A1/ja
Publication of JP2015152109A publication Critical patent/JP2015152109A/ja
Publication of JP2015152109A5 publication Critical patent/JP2015152109A5/ja
Application granted granted Critical
Publication of JP6331449B2 publication Critical patent/JP6331449B2/ja
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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
    • 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
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • 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
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • F16H2057/0216—Intermediate shaft supports, e.g. by using a partition wall

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
JP2014027123A 2014-02-17 2014-02-17 トロイダル型無段変速機 Active JP6331449B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2014027123A JP6331449B2 (ja) 2014-02-17 2014-02-17 トロイダル型無段変速機
EP15748931.1A EP3109512B1 (en) 2014-02-17 2015-01-29 Toroidal continuously variable transmission
US15/119,008 US10352410B2 (en) 2014-02-17 2015-01-29 Toroidal continuously variable transmission
PCT/JP2015/052594 WO2015122291A1 (ja) 2014-02-17 2015-01-29 トロイダル型無段変速機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2014027123A JP6331449B2 (ja) 2014-02-17 2014-02-17 トロイダル型無段変速機

Publications (3)

Publication Number Publication Date
JP2015152109A JP2015152109A (ja) 2015-08-24
JP2015152109A5 JP2015152109A5 (enExample) 2017-03-16
JP6331449B2 true JP6331449B2 (ja) 2018-05-30

Family

ID=53800039

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014027123A Active JP6331449B2 (ja) 2014-02-17 2014-02-17 トロイダル型無段変速機

Country Status (4)

Country Link
US (1) US10352410B2 (enExample)
EP (1) EP3109512B1 (enExample)
JP (1) JP6331449B2 (enExample)
WO (1) WO2015122291A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015083864A (ja) * 2013-09-20 2015-04-30 日本精工株式会社 トロイダル型無段変速機及び無段変速装置
US10436294B2 (en) * 2014-04-02 2019-10-08 Nsk Ltd. Toroidal continuously variable transmission

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5368529A (en) 1992-06-29 1994-11-29 Nsk Ltd. Toroidal type continuously variable transmission
JP2595141Y2 (ja) * 1992-07-27 1999-05-24 日本精工株式会社 トロイダル型無段変速機
JPH06147284A (ja) * 1992-11-09 1994-05-27 Mazda Motor Corp トロイダル型無段変速機
DE19753372A1 (de) * 1997-12-02 1999-06-10 Zahnradfabrik Friedrichshafen Stufenloses Reibradgetriebe
DE19756150A1 (de) * 1997-12-17 1999-06-24 Zahnradfabrik Friedrichshafen Stufenloses Reibradgetriebe
JP3750443B2 (ja) * 1999-10-18 2006-03-01 日産自動車株式会社 トロイダル型無段変速機
JP4172890B2 (ja) * 1999-12-06 2008-10-29 日本精工株式会社 ハーフトロイダル型無段変速機
DE10206201A1 (de) * 2002-02-15 2003-09-11 Daimler Chrysler Ag Toroidvariator mit Rollern
JP2004084913A (ja) * 2002-08-29 2004-03-18 Nsk Ltd トロイダル型無段変速機
JP2004245326A (ja) * 2003-02-14 2004-09-02 Nsk Ltd 無段変速装置
GB0329773D0 (en) * 2003-12-23 2004-01-28 Perry Forbes G D Torque equalisation in toric transmissions
JP4474945B2 (ja) * 2004-02-26 2010-06-09 日本精工株式会社 トロイダル型無段変速機
JP4622342B2 (ja) * 2004-06-30 2011-02-02 日本精工株式会社 四輪駆動車用トロイダル型無段変速機
GB2474870A (en) * 2009-10-29 2011-05-04 Torotrak Dev Ltd Infinitely variable transmission

Also Published As

Publication number Publication date
EP3109512A1 (en) 2016-12-28
US10352410B2 (en) 2019-07-16
US20170045123A1 (en) 2017-02-16
EP3109512B1 (en) 2019-05-15
WO2015122291A1 (ja) 2015-08-20
JP2015152109A (ja) 2015-08-24
EP3109512A4 (en) 2017-06-21

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