JP2012225390A - 無段変速機 - Google Patents
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- JP2012225390A JP2012225390A JP2011092113A JP2011092113A JP2012225390A JP 2012225390 A JP2012225390 A JP 2012225390A JP 2011092113 A JP2011092113 A JP 2011092113A JP 2011092113 A JP2011092113 A JP 2011092113A JP 2012225390 A JP2012225390 A JP 2012225390A
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Abstract
【解決手段】シャフト50上に配置した第1回転部材10、第2回転部材20及びサンローラ30と、第1及び第2の回転部材10,20に挟持される複数の遊星ボール40と、遊星ボール40を支持する支持軸41と、シャフト50に固定したキャリア60と、各支持軸41の一方の突出部分に第1回転中心軸R1を中心とする周方向の変速力を加えるアイリスプレート70と、を備えた無段変速機1において、支持軸41と当該支持軸41を支持するキャリア60のガイド溝63,64との間における前記周方向の隙間について、支持軸41におけるアイリスプレート70の前記変速力が加わる部分に近い側の一方の前記隙間を当該変速力が加わる部分から遠い側の他方の前記隙間よりも大きく設定すること。
【選択図】図8
Description
本発明に係る無段変速機の実施例を図1から図12に基づいて説明する。
F1=F2=Ft
L1=L2=3Lb
Ls=5Lb
10 第1回転部材(第1回転要素)
20 第2回転部材(第2回転要素)
30 サンローラ(第3回転要素)
40 遊星ボール(転動部材)
41 支持軸
42,43,44 コロ軸受
50 シャフト(変速機軸)
60 キャリア(固定要素)
61 第1円盤部
62 第2円盤部
63,64 ガイド溝
70 アイリスプレート
R1 第1回転中心軸
R2 第2回転中心軸
Claims (4)
- 回転中心となる変速機軸と、
前記変速機軸上で対向させて配置した共通の第1回転中心軸を有する相対回転可能な第1及び第2の回転要素と、
前記第1回転中心軸と平行な第2回転中心軸を有し、該第1回転中心軸を中心にして放射状に複数配置して前記第1及び第2の回転要素に挟持させた転動部材と、
前記第2回転中心軸を有し、前記転動部材から両端を突出させた当該転動部材の支持軸と、
前記各転動部材を外周面上に配置し、前記変速機軸並びに前記第1及び第2の回転要素に対する相対回転が可能な第3回転要素と、
前記各支持軸の一方の突出部分に前記第1回転中心軸を中心とする周方向の変速力を加えることで当該各支持軸及び前記各転動部材を傾転させ、前記第1回転要素と前記第2回転要素との間の回転比を変化させる変速装置と、
前記変速機軸に固定され、前記各支持軸の夫々の突出部分を前記各転動部材の傾転動作が可能な状態で各々支持する2つの支持部を有する固定要素と、
を備えた無段変速機において、
前記支持軸と当該支持軸を支持する前記固定要素の前記各支持部との間における前記周方向の隙間について、前記支持軸における前記変速装置の前記変速力が加わる部分に近い側の一方の前記隙間を当該変速力が加わる部分から遠い側の他方の前記隙間よりも大きく設定したことを特徴とする無段変速機。 - 前記支持部は、前記周方向に対して直交する径方向の溝であり、
前記変速力が加わる部分に近い側の前記支持部における前記周方向の溝幅を当該変速力が加わる部分から遠い側の前記支持部における前記周方向の溝幅よりも大きくすることで、前記変速力が加わる部分に近い側の一方の前記隙間を当該変速力が加わる部分から遠い側の他方の前記隙間よりも大きく設定したことを特徴とする請求項1記載の無段変速機。 - 前記支持部は、前記周方向に対して直交する径方向の溝であり、
前記変速力が加わる部分に近い側の前記支持部における前記周方向の溝幅と当該変速力が加わる部分から遠い側の前記支持部における前記周方向の溝幅とを同じ大きさにし、且つ、前記変速力が加わる部分から遠い側の前記支持部と前記支持軸との間に介在させた接触部材の外形を当該変速力が加わる部分に近い側の前記支持部と前記支持軸との間に介在させた接触部材の外形よりも大きくすることで、前記変速力が加わる部分に近い側の一方の前記隙間を当該変速力が加わる部分から遠い側の他方の前記隙間よりも大きく設定したことを特徴とする請求項1記載の無段変速機。 - 前記固定要素は2つの前記支持部を有する一体成形品であることを特徴とした請求項1,2又は3に記載の無段変速機。
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JP2011092113A JP5500118B2 (ja) | 2011-04-18 | 2011-04-18 | 無段変速機 |
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JP2011092113A JP5500118B2 (ja) | 2011-04-18 | 2011-04-18 | 無段変速機 |
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JP2012225390A true JP2012225390A (ja) | 2012-11-15 |
JP5500118B2 JP5500118B2 (ja) | 2014-05-21 |
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JP2011092113A Expired - Fee Related JP5500118B2 (ja) | 2011-04-18 | 2011-04-18 | 無段変速機 |
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Cited By (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5601420B2 (ja) * | 2011-06-10 | 2014-10-08 | トヨタ自動車株式会社 | 無段変速機 |
US9581225B2 (en) | 2014-05-30 | 2017-02-28 | Toyota Jidosha Kabushiki Kaisha | Continuously variable transmission |
WO2017161278A1 (en) * | 2016-03-18 | 2017-09-21 | Fallbrook Intellectual Property Company Llc | Continuously variable transmissions systems and methods |
US9878717B2 (en) | 2008-08-05 | 2018-01-30 | Fallbrook Intellectual Property Company Llc | Systems and methods for control of transmission and/or prime mover |
US9903450B2 (en) | 2008-08-26 | 2018-02-27 | Fallbrook Intellectual Property Company Llc | Continuously variable transmission |
US9920823B2 (en) | 2009-04-16 | 2018-03-20 | Fallbrook Intellectual Property Company Llc | Continuously variable transmission |
US9950608B2 (en) | 2005-10-28 | 2018-04-24 | Fallbrook Intellectual Property Company Llc | Electromotive drives |
US10036453B2 (en) | 2004-10-05 | 2018-07-31 | Fallbrook Intellectual Property Company Llc | Continuously variable transmission |
US10047861B2 (en) | 2016-01-15 | 2018-08-14 | Fallbrook Intellectual Property Company Llc | Systems and methods for controlling rollback in continuously variable transmissions |
US10056811B2 (en) | 2007-04-24 | 2018-08-21 | Fallbrook Intellectual Property Company Llc | Electric traction drives |
US10066713B2 (en) | 2008-06-23 | 2018-09-04 | Fallbrook Intellectual Property Company Llc | Continuously variable transmission |
US10066712B2 (en) | 2010-03-03 | 2018-09-04 | Fallbrook Intellectual Property Company Llc | Infinitely variable transmissions, continuously variable transmissions, methods, assemblies, subassemblies, and components therefor |
US10094453B2 (en) | 2007-02-16 | 2018-10-09 | Fallbrook Intellectual Property Company Llc | Infinitely variable transmissions, continuously variable transmissions, methods, assemblies, subassemblies, and components therefor |
US10100927B2 (en) | 2007-11-16 | 2018-10-16 | Fallbrook Intellectual Property Company Llc | Controller for variable transmission |
US10197147B2 (en) | 2010-11-10 | 2019-02-05 | Fallbrook Intellectual Property Company Llc | Continuously variable transmission |
US10253880B2 (en) | 2008-10-14 | 2019-04-09 | Fallbrook Intellectual Property Company Llc | Continuously variable transmission |
US10260607B2 (en) | 2007-02-12 | 2019-04-16 | Fallbrook Intellectual Property Company Llc | Continuously variable transmissions and methods therefor |
US10260629B2 (en) | 2007-07-05 | 2019-04-16 | Fallbrook Intellectual Property Company Llc | Continuously variable transmission |
US10323732B2 (en) | 2013-04-19 | 2019-06-18 | Fallbrook Intellectual Property Company Llc | Continuously variable transmission |
US10400872B2 (en) | 2015-03-31 | 2019-09-03 | Fallbrook Intellectual Property Company Llc | Balanced split sun assemblies with integrated differential mechanisms, and variators and drive trains including balanced split sun assemblies |
US10428939B2 (en) | 2003-02-28 | 2019-10-01 | Fallbrook Intellectual Property Company Llc | Continuously variable transmission |
US10428915B2 (en) | 2012-01-23 | 2019-10-01 | Fallbrook Intellectual Property Company Llc | Infinitely variable transmissions, continuously variable transmissions, methods, assemblies, subassemblies, and components therefor |
US10634224B2 (en) | 2008-06-06 | 2020-04-28 | Fallbrook Intellectual Property Company Llc | Infinitely variable transmissions, continuously variable transmissions, methods, assemblies, subassemblies, and components therefor |
US10703372B2 (en) | 2007-02-01 | 2020-07-07 | Fallbrook Intellectual Property Company Llc | Systems and methods for control of transmission and/or prime mover |
US10704687B2 (en) | 2007-12-21 | 2020-07-07 | Fallbrook Intellectual Property Company Llc | Automatic transmissions and methods therefor |
US10711869B2 (en) | 2005-11-22 | 2020-07-14 | Fallbrook Intellectual Property Company Llc | Continuously variable transmission |
US11174922B2 (en) | 2019-02-26 | 2021-11-16 | Fallbrook Intellectual Property Company Llc | Reversible variable drives and systems and methods for control in forward and reverse directions |
US11215268B2 (en) | 2018-11-06 | 2022-01-04 | Fallbrook Intellectual Property Company Llc | Continuously variable transmissions, synchronous shifting, twin countershafts and methods for control of same |
US11454303B2 (en) | 2005-12-09 | 2022-09-27 | Fallbrook Intellectual Property Company Llc | Continuously variable transmission |
US11598397B2 (en) | 2005-12-30 | 2023-03-07 | Fallbrook Intellectual Property Company Llc | Continuously variable gear transmission |
US11667351B2 (en) | 2016-05-11 | 2023-06-06 | Fallbrook Intellectual Property Company Llc | Systems and methods for automatic configuration and automatic calibration of continuously variable transmissions and bicycles having continuously variable transmission |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5235481U (ja) * | 1975-09-04 | 1977-03-12 |
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2011
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JPS5235481U (ja) * | 1975-09-04 | 1977-03-12 |
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US10711869B2 (en) | 2005-11-22 | 2020-07-14 | Fallbrook Intellectual Property Company Llc | Continuously variable transmission |
US11454303B2 (en) | 2005-12-09 | 2022-09-27 | Fallbrook Intellectual Property Company Llc | Continuously variable transmission |
US11598397B2 (en) | 2005-12-30 | 2023-03-07 | Fallbrook Intellectual Property Company Llc | Continuously variable gear transmission |
US10703372B2 (en) | 2007-02-01 | 2020-07-07 | Fallbrook Intellectual Property Company Llc | Systems and methods for control of transmission and/or prime mover |
US10260607B2 (en) | 2007-02-12 | 2019-04-16 | Fallbrook Intellectual Property Company Llc | Continuously variable transmissions and methods therefor |
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US10260629B2 (en) | 2007-07-05 | 2019-04-16 | Fallbrook Intellectual Property Company Llc | Continuously variable transmission |
US11125329B2 (en) | 2007-11-16 | 2021-09-21 | Fallbrook Intellectual Property Company Llc | Controller for variable transmission |
US10100927B2 (en) | 2007-11-16 | 2018-10-16 | Fallbrook Intellectual Property Company Llc | Controller for variable transmission |
US10704687B2 (en) | 2007-12-21 | 2020-07-07 | Fallbrook Intellectual Property Company Llc | Automatic transmissions and methods therefor |
US10634224B2 (en) | 2008-06-06 | 2020-04-28 | Fallbrook Intellectual Property Company Llc | Infinitely variable transmissions, continuously variable transmissions, methods, assemblies, subassemblies, and components therefor |
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