JPH0456955U - - Google Patents

Info

Publication number
JPH0456955U
JPH0456955U JP1990099748U JP9974890U JPH0456955U JP H0456955 U JPH0456955 U JP H0456955U JP 1990099748 U JP1990099748 U JP 1990099748U JP 9974890 U JP9974890 U JP 9974890U JP H0456955 U JPH0456955 U JP H0456955U
Authority
JP
Japan
Prior art keywords
input
side disk
disk
output
input shaft
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.)
Granted
Application number
JP1990099748U
Other languages
English (en)
Other versions
JP2543314Y2 (ja
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 filed Critical
Priority to JP1990099748U priority Critical patent/JP2543314Y2/ja
Priority to US07/764,164 priority patent/US5218877A/en
Publication of JPH0456955U publication Critical patent/JPH0456955U/ja
Application granted granted Critical
Publication of JP2543314Y2 publication Critical patent/JP2543314Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)

Description

【図面の簡単な説明】
第１〜３図は本考案の第一実施例を示しており
、第１図は入力側デイスクの外側面図、第２図は
第１図のＡ−Ａ線で切断した場合の端面図、第３
図は第１図のＢ−Ｂ線で切断した場合の端面図、
第４図Ａ，Ｂは補強リブの断面形状の２例を示す
、それぞれ第１図のＣ−Ｃ線で切断した場合に相
当する端面図、第５図は補強リブを形成していな
い部分の断面形状の別例を示す、第２図同様の端
面図、第６〜８図は好ましくない補強リブ形状の
３例を示す、それぞれ入力側デイスクの外側面図
、第９図は本考案の効果を確認する為に行なつた
実験の荷重作用点と測定点とを示す、入力側デイ
スクの部分切断斜視図、第１０図は実験結果を示
す線図、第１１〜１３図は本考案の第二実施例を
示しており、第１１図は入力側デイスクの半部外
側面図、第１２図は第１１図のＤ−Ｄ線で切断し
た場合の端面図、第１３図は第１１図のＥ−Ｅ線
で切断した場合の端面図、第１４図は本考案の第
三実施例を示す、入力側デイスクの断面図、第１
５〜１６図は本考案の対象となるトロイダル型無
段変速機の基本的構成を示しており、第１５図は
最大減速時の状態を示す側面図、第１６図は最大
増速時の状態を示す側面図、第１７図はこのトロ
イダル型無段変速機を、車両用変速機に組み込ん
だ状態を示す、部分横断面図である。 １……入力軸、２……入力側デイスク、２ａ…
…内側面、３……出力軸、４……出力側デイスク
、４ａ……内側面、４ｂ……外側面、５……変位
軸、６……パワーローラ、６ａ……周面、７……
加圧装置、８，９……歯車、１０……動力伝達軸
、１１……クラツチ装置、１２……トロイダル型
無段変速機、１３……ころ、１４……円筒部、１
５，１６……歯車、１７……カム板、１８……入
力側デイスク、１９……円孔、２０……内側面、
２１……補強リブ、２１ａ……外端面、２２……
部分、２３……外側面、２４……ボス部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 入力軸の周囲に支持され、この入力軸から回転
    駆動力を伝達される入力側デイスクと、前記入力
    軸の周囲に、この入力軸に対する回転自在に支持
    された出力側デイスクと、それぞれ前記入力軸の
    周囲に、傾斜角度の調節自在に設けられた変位軸
    に回転自在に支持され、入力側、出力側両デイス
    クの間に挟持されたパワーローラとから構成され
    、入力側、出力側両デイスクの互いに対向する内
    側面を、それぞれ断面が円弧形の凹面とし、パワ
    ーローラの周面を、球面状の凸面として、この周
    面と前記内側面とを当接させたトロイダル型無段
    変速機に於いて、前記入力側デイスクと出力側デ
    イスクとの少なくとも一方の外側面に、放射方向
    に亙る複数の補強リブを形成すると共に、前記補
    強リブを形成していない部分の放射方向に亙る断
    面形状を略円弧形とする事で、前記入力側デイス
    クと出力側デイスクとの少なくとも一方の軽量化
    を図つた事を特徴とするトロイダル型無段変速機
    。
JP1990099748U 1990-09-26 1990-09-26 トロイダル型無段変速機 Expired - Fee Related JP2543314Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1990099748U JP2543314Y2 (ja) 1990-09-26 1990-09-26 トロイダル型無段変速機
US07/764,164 US5218877A (en) 1990-09-26 1991-09-23 Continuously variable-speed drive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990099748U JP2543314Y2 (ja) 1990-09-26 1990-09-26 トロイダル型無段変速機

Publications (2)

Publication Number Publication Date
JPH0456955U true JPH0456955U (ja) 1992-05-15
JP2543314Y2 JP2543314Y2 (ja) 1997-08-06

Family

ID=14255621

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990099748U Expired - Fee Related JP2543314Y2 (ja) 1990-09-26 1990-09-26 トロイダル型無段変速機

Country Status (2)

Country Link
US (1) US5218877A (ja)
JP (1) JP2543314Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016003680A (ja) * 2014-06-16 2016-01-12 日本精工株式会社 トロイダル型無段変速機

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2274690B (en) * 1993-02-02 1996-05-01 Nsk Ltd Toroidal type continuously variable transmission
JP3477764B2 (ja) * 1993-11-02 2003-12-10 日本精工株式会社 ハーフトロイダル型無段変速機
JP3651929B2 (ja) * 1994-06-23 2005-05-25 日本精工株式会社 トロイダル型無段変速機
JP3661377B2 (ja) * 1997-11-17 2005-06-15 日本精工株式会社 ハーフトロイダル形無段変速機
KR101627311B1 (ko) * 2015-01-12 2016-06-13 주식회사 만도 스티어링용 감속기의 웜 휠
US12215628B2 (en) * 2022-07-22 2025-02-04 Rtx Corporation Aircraft system with gas turbine engine powered compressor

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6127788A (ja) * 1984-07-19 1986-02-07 ヤマハ発動機株式会社 自動二輪車等の動力伝達機構
JPS61155029A (ja) * 1984-12-27 1986-07-14 Aisin Warner Ltd 車両の４輪駆動自動変速機

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US768114A (en) * 1903-08-05 1904-08-23 George R Dean Power-transmitting device.
US875962A (en) * 1907-03-21 1908-01-07 Joseph B White Variable-speed driving-gear.
US1228208A (en) * 1916-08-12 1917-05-29 Rollie Calvin Hill Transmission mechanism.
FR77070E (fr) * 1960-01-29 1962-01-12 Amélioration de stabilité des prothèses dentaires totales et partielles
US3115044A (en) * 1960-04-08 1963-12-24 Andrews William Robinson Friction driven steplessly variable speed gearing
JP2575628B2 (ja) * 1985-09-25 1997-01-29 松下電工株式会社 無刷子電動機
JP2574849B2 (ja) * 1988-02-23 1997-01-22 日産自動車株式会社 トロイダル無段変速機
JPH02120548A (ja) * 1988-10-31 1990-05-08 Nippon Seiko Kk トロイダル形無段変速機
JP3000586B2 (ja) * 1989-05-16 2000-01-17 日本精工株式会社 車両用変速機

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6127788A (ja) * 1984-07-19 1986-02-07 ヤマハ発動機株式会社 自動二輪車等の動力伝達機構
JPS61155029A (ja) * 1984-12-27 1986-07-14 Aisin Warner Ltd 車両の４輪駆動自動変速機

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016003680A (ja) * 2014-06-16 2016-01-12 日本精工株式会社 トロイダル型無段変速機

Also Published As

Publication number Publication date
JP2543314Y2 (ja) 1997-08-06
US5218877A (en) 1993-06-15

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees