JPH03168452A - Belt type continuously variable transmission - Google Patents
Belt type continuously variable transmissionInfo
- Publication number
- JPH03168452A JPH03168452A JP30475689A JP30475689A JPH03168452A JP H03168452 A JPH03168452 A JP H03168452A JP 30475689 A JP30475689 A JP 30475689A JP 30475689 A JP30475689 A JP 30475689A JP H03168452 A JPH03168452 A JP H03168452A
- Authority
- JP
- Japan
- Prior art keywords
- flange
- pulley
- shaft
- movable
- pulley 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 title claims description 9
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/32—Friction members
- F16H55/52—Pulleys or friction discs of adjustable construction
- F16H55/56—Pulleys or friction discs of adjustable construction of which the bearing parts are relatively axially adjustable
Abstract
Description
【発明の詳細な説明】 ［発明の目的１ 〈産業上の利用分野〉 この発明は、ベルト式無段変速機に関する。[Detailed description of the invention] [Object of the invention 1 <Industrial application field> The present invention relates to a belt type continuously variable transmission.
（従来の技術）
゛機械設計″（第３１巻第８号１９８７年６月号３９頁
）に第４図に示したベルト式無段変速機用の変速プーリ
が記載されている。これは、押圧部材２０１にベアリン
グ２０３で支承された中空のプーリ軸２０５と一体の可
動フランジ２０７と、プーリ軸２０５が軸方向移動自在
に嵌装されたプーリ軸２０９と一休の固定フランジ２１
１と、プーリ軸２０９にベアリング２１３を介して支承
され、操作ノブ２１５が一体に固定された操作部＠２１
７と、押圧部材２０１と操作部材２１７との間に設けら
れたネジ部２１９とを備えている。(Prior Art) ``Mechanical Design'' (Vol. 31, No. 8, June 1987, p. 39) describes a speed change pulley for a belt-type continuously variable transmission shown in FIG. A movable flange 207 integrated with a hollow pulley shaft 205 supported by a bearing 203 on the pressing member 201, a pulley shaft 209 fitted with the pulley shaft 205 so as to be movable in the axial direction, and a fixed flange 21 of Ikkyu.
1 and an operating section @ 21 supported by a pulley shaft 209 via a bearing 213 and having an operating knob 215 integrally fixed thereto.
7, and a threaded portion 219 provided between the pressing member 201 and the operating member 217.
操作ノブ２１５を回せばネジ部２１９のスラスト力によ
り可動フランジ２０７が軸方向に移動し、固定フランジ
２１１とのフランジ間隔が調整されベルト２２１のピッ
チ径が変化して変速が行われる。When the operating knob 215 is turned, the movable flange 207 is moved in the axial direction by the thrust force of the threaded portion 219, the flange distance from the fixed flange 211 is adjusted, the pitch diameter of the belt 221 is changed, and the speed is changed.
（発明が解決しようとするＳ！Ｉ題〉
ところが、各フランジ２０７．２１’＋は互いに別体の
プーリ軸２０５．２０９上に配直され、これら軸間の相
対移動によりフランジの間隔調整を行うように構成した
ことにより、可動側の軸２Ｏ５は固定測に支持すること
が不可能であり、軸方向に移動する抑圧部材２０１に支
承ざれている。(S! I problem to be solved by the invention) However, each flange 207.21'+ is rearranged on a separate pulley shaft 205.209, and the spacing between the flanges is adjusted by relative movement between these shafts. With this configuration, the movable shaft 2O5 cannot be fixedly supported, but is supported by the suppressing member 201 that moves in the axial direction.
従って、軸方向に相対移動するために各＠２０５．２０
９間に設けられた多少のクリアランスと操作部材２１７
と押圧部材２０１間のネジ部２１９のガタとにより、大
きなベルト張力が＋ｎると各フランジ２０７．２１１の
中心軸が狂い易い。又、これら各フランジが各ベアリン
グ２０３，２１３の間ではなく片側に配置され片持支持
されている。Therefore, for relative movement in the axial direction, each @205.20
Some clearance provided between 9 and the operating member 217
Due to the backlash of the threaded portion 219 between the pressing member 201 and the pressing member 201, the center axis of each flange 207, 211 is likely to be misaligned when the belt tension is large +n. Further, each of these flanges is arranged not between each bearing 203 and 213 but on one side and supported in a cantilever manner.
以上の理由から大トルクの伝達には不向きである。For the above reasons, it is unsuitable for transmitting large torque.
そこで、この允明は、プーリの支持が堅牢で大トルクの
伝達が可能なベルト式無段変速機の提供を目的とする。Therefore, the purpose of this research is to provide a belt-type continuously variable transmission that has a strong pulley support and is capable of transmitting large torque.
［発明の構或］
（課題を解決するための手段）
この発明のベルト式無段変速機は、プーリ軸と一体の固
定フランジと、固定フランジとの間にベルト溝を形成し
プーリ軸上を軸方向移動可能な可動フランジと、各フラ
ンジの両側でプーリ軸をケースとの間で支障するベアリ
ングと、プーリ軸を軸方向に貫通する操作部材と、プー
リ軸に設けた長孔を貝通して可動フランジと操作部材と
を連結する連結部材と、操作部材を移動操作して各フラ
ンジの間隔を調整する調整手段とを備えた変速プーリを
有することを特徴とする。[Structure of the Invention] (Means for Solving the Problems) The belt-type continuously variable transmission of the present invention has a fixed flange that is integrated with the pulley shaft, and a belt groove is formed between the fixed flange so that the belt groove can be moved on the pulley shaft. A movable flange that can be moved in the axial direction, a bearing that interferes between the pulley shaft and the case on both sides of each flange, an operating member that passes through the pulley shaft in the axial direction, and a long hole provided in the pulley shaft that passes through the shell. It is characterized by having a speed change pulley including a connecting member that connects the movable flange and the operating member, and an adjusting means that moves the operating member to adjust the interval between the flanges.
（作用〉
調整手段により操作部材を移動操作すると可動フランジ
が移動してフランジ間隔が調整されベルトのピッチ径が
変り、変速比が変化する。(Function) When the operating member is moved by the adjusting means, the movable flange is moved, the flange interval is adjusted, the pitch diameter of the belt is changed, and the gear ratio is changed.
可動フランジを固定フランジ側のプーリ軸上に配置し連
結部材を介して移動操作するように構成したからプーリ
軸を支承ずるベアリングを両方共ケース（固定側）で支
持することが可能になると共にこれらのベアリングを各
フランジの両側に配置し両持支持したからプーリの支持
か堅牢であり、大トルクの伝達が可能である。Since the movable flange is arranged on the pulley shaft on the fixed flange side and is configured to be moved via the connecting member, it is possible to support both the bearings that support the pulley shaft on the case (fixed side), and also to Bearings are placed on both sides of each flange and supported on both sides, making the pulley support sturdy and capable of transmitting large torque.
（実施例〉
第１図により第１実施例を説明する。以下、左右の方向
はこの図面での左右の方向であり、番号を附さない部材
等は図示されていない。なお、以下の各実施例では駆動
プーリを操作側とし従動プーリを追従側としている。(Example) The first example will be explained with reference to FIG. In the embodiment, the driving pulley is on the operating side and the driven pulley is on the following side.
駆動側の変速プーリ１は原動機側に連結されたプーリ軸
３と、プーリ軸３の左端に一体形成ざれた固定フランジ
５ど、プーリ＠３上に軸方肉移動自在にスプライン連結
された可動フランジ７と、互いの凹面を対向して可動フ
ランジ７の右側に配置された一対の皿バネ９，９とを備
えている。プーリ軸３と固定フランジ５とはそれぞれベ
アリング１１．１３を介してケース１５に支承ざれてい
る。ベアリング１１の左右にはスベーサ１７と止め輪１
９とが配置され、皿バネ９，９はスベーサ１７との間で
可動フランジ７を左方へ付勢している。The variable speed pulley 1 on the drive side includes a pulley shaft 3 connected to the prime mover side, a fixed flange 5 integrally formed on the left end of the pulley shaft 3, and a movable flange spline connected to the pulley @ 3 so as to be able to move freely in the axial direction. 7, and a pair of disc springs 9, 9 disposed on the right side of the movable flange 7 with their concave surfaces facing each other. The pulley shaft 3 and the fixed flange 5 are each supported by a case 15 via bearings 11, 13. A smoother 17 and a retaining ring 1 are installed on the left and right sides of the bearing 11.
9 are arranged, and the disc springs 9, 9 bias the movable flange 7 to the left between them and the spacer 17.
プーリ軸３には中心軸に沿って中空部２１が設けられ、
この中空部２１には操作ロツド２３（操作部材）が移動
自在に嵌装されている。第１図（ｂ）に示すように、プ
ーリ軸３には中空部２１と外部とを連通寸る軸方向の艮
孔２５が設けられている。The pulley shaft 3 is provided with a hollow portion 21 along the central axis,
An operating rod 23 (operating member) is movably fitted into the hollow portion 21. As shown in FIG. 1(b), the pulley shaft 3 is provided with an axially extending hole 25 that communicates the hollow portion 21 with the outside.
プーリ軸３と可動フランジ７はこの艮孔２５を冴通する
連結ビン２７（連結部材冫により連結されており、従っ
て可動フランジ７は操作ロッド２３によりビン２７を介
して左右に移動操作され、各フランジ５．７の間隔調整
が行われる。The pulley shaft 3 and the movable flange 7 are connected by a connecting pin 27 (connecting member) that passes through the hole 25. Therefore, the movable flange 7 is operated to move left and right by the operating rod 23 via the pin 27, and each The spacing of the flanges 5.7 is adjusted.
プーリ軸３の左方には中空の操作ノブ２つがネジ部３１
によりケース１５上に回転及び左右移動可能に配置ざれ
ている。操作ノブ２９の内部には操作ロツド２３の左端
部が貫入しており、これらの間にはベアリング３３が配
置されている。ベアリング３３の外輪は止め輪３５と段
差部３７により操作ノブ２９に固定ざれ、内輪は止め輪
３９とワッシャ４１及びナット４３により操作ロッド２
３に固定されている。このように、操作ノブ２９と操作
ロツド２３とはベアリング３３を介して相対回転可能に
連結されている。こうして、調整手段４５が構成されて
いる。Two hollow operation knobs are attached to the left side of the pulley shaft 3 with a threaded part 31.
It is arranged on the case 15 so that it can rotate and move left and right. The left end of the operating rod 23 penetrates into the interior of the operating knob 29, and a bearing 33 is disposed between them. The outer ring of the bearing 33 is fixed to the operating knob 29 by a retaining ring 35 and a stepped portion 37, and the inner ring is fixed to the operating rod 29 by a retaining ring 39, a washer 41, and a nut 43.
It is fixed at 3. In this way, the operating knob 29 and the operating rod 23 are connected via the bearing 33 so that they can rotate relative to each other. In this way, the adjusting means 45 is configured.
従って、ネジ部３１に右方向のスラスト力が生じるよう
に操作ノブ２９を回せば、可動フランジ７は皿バネ１１
．１１の付カカに抗して右方へ移動し、フランジ間隔が
広がる。操作ノブ２９を反対方向に回せば可動フランジ
７は左方へ移動しフランジ間隔が狭まる。Therefore, if the operating knob 29 is turned so that a rightward thrust force is generated on the threaded portion 31, the movable flange 7 will move against the disc spring 11.
．． It moves to the right against the attachment of No. 11, and the flange interval widens. If the operating knob 29 is turned in the opposite direction, the movable flange 7 will move to the left and the flange interval will become narrower.
こうして、変速プーリ１が構成されている。In this way, the variable speed pulley 1 is constructed.
このように、このプーリ１において可動フランジ７を固
定フランジ５のプーリ軸３上に配置して連結ビン２７を
介して移動操作するように構成したから軸３をベアリン
グ１１．１３を介して（ベアリング１３とは固定フラン
ジ５を介して〉ケース１５で支持ずることができる。そ
の上、ベアリング１１．１３を各フランジ５．７の両側
に配植（ノ＠３を両持支持とした。従って、プーリ１の
支持は堅牢であり、大トルクの伝達が可能である。In this way, in this pulley 1, the movable flange 7 is disposed on the pulley shaft 3 of the fixed flange 5 and is configured to be moved via the connecting pin 27. 13 can be supported by the case 15 via the fixed flange 5. Furthermore, bearings 11.13 are placed on both sides of each flange 5.7 (No@3 is supported on both sides. Therefore, The support of the pulley 1 is robust and can transmit large torque.
従動側の変速プーリ４７は負荷側に連結されたプーリ軸
４９と、プーリ軸４９上に固定された固定フランジ５１
と、プーリ軸４９に左右方向移動自在にスプライン連結
された可動フランジ５３と、プーリ軸４９上に止め輪５
５で位置決めされたリテーナ５７と、リテーナ５７と可
動フランジ５３との間に装着され可動フランジ５３を右
方へ付勢づる皿バネ５９とを備えている。プーリ軸４９
はベアリング６１．６３によりケース１５に支承されて
いる。こうして、変速プーリ４７が構成されている。The variable speed pulley 47 on the driven side has a pulley shaft 49 connected to the load side and a fixed flange 51 fixed on the pulley shaft 49.
, a movable flange 53 spline-coupled to the pulley shaft 49 so as to be movable in the left and right direction, and a retaining ring 5 on the pulley shaft 49.
5, and a disc spring 59 that is installed between the retainer 57 and the movable flange 53 and biases the movable flange 53 to the right. Pulley shaft 49
is supported on the case 15 by bearings 61 and 63. In this way, the speed change pulley 47 is configured.
各プーリ１，４７において各フランジ５，ア．５１．５
３の間にはそれぞれベルトｉＲ６５．６７が形成され、
各プーリ１，４７はこれらのベルト溝６５．６７に装着
されたＶベルト６９により連結されている。このＶベル
ト６９には各皿バネ９，９，５９により押圧力が与えら
れ各プーリ１，４７に対する滑りが防止されている。At each pulley 1, 47, each flange 5, a. 51.5
A belt iR65.67 is formed between each of 3,
Each pulley 1, 47 is connected by a V-belt 69 fitted in these belt grooves 65, 67. A pressing force is applied to this V-belt 69 by each disc spring 9, 9, 59 to prevent it from slipping against each pulley 1, 47.
次に、このように構或されたベルト式無段変速機の機能
を説明する。Next, the functions of the belt type continuously variable transmission constructed in this way will be explained.
操作ノブ２つにより変速プーリ１のフランジ間隔を広げ
て■ベルト６９のピッチ径を最も小さくすると、変速プ
ーリ４７にＪ３いて皿バネ５９の付勢力によりフランジ
間隔が狭まりベルト６つのピッチ径が最も大きくなって
変速比は最犬になる。When the pitch diameter of the belt 69 is made the smallest by widening the flange spacing of the speed change pulley 1 using the two operation knobs, the flange distance is narrowed by the biasing force of the disc spring 59 attached to the speed change pulley 47, and the pitch diameter of the belt 6 becomes the largest. As a result, the gear ratio becomes the best.
この状態からプーリ１のフランジ間隔を狭めてピッチ径
を大きくして行くと、ベルト張力の増加によりプーリ４
７のベルトピッチ径が小さくなり、変速比は低下し変速
比１を経て最小になる。From this state, when the pitch diameter is increased by narrowing the flange spacing of pulley 1, pulley 4
The belt pitch diameter of No. 7 becomes smaller, and the gear ratio decreases and reaches the minimum after reaching the gear ratio of 1.
次に、第２図により第２実施例に用いられ／こ変速プー
リ７１の説明をする。以下、第１図の第１実施例と同一
の部材には同一の番号を付して引用しながら第１実施例
との相異点を説明する。なお、左右の方向は第２図での
左右の方向であり、番号を則していない部材等は図示さ
れていない。Next, the transmission pulley 71 used in the second embodiment will be explained with reference to FIG. Hereinafter, the differences from the first embodiment will be explained while referring to the same members with the same numbers as in the first embodiment shown in FIG. Note that the left and right directions are the left and right directions in FIG. 2, and members whose numbers do not match are not shown.
プーリ軸３の中空部２１には軸片７３が移動自在に配置
されており、この軸片７３は連結ビン２７により可動フ
ランジ７に連結されている。A shaft piece 73 is movably arranged in the hollow portion 21 of the pulley shaft 3, and this shaft piece 73 is connected to the movable flange 7 by a connecting pin 27.
中空部２１の左方では、軸部材７５がネジ部７７により
ケース７９上に回転及び左右移動自在に取付けられてい
る。軸部材７５の左端にはウＡ−ムホイール８１が固定
され、このホイール８１はエンジン又はモータのような
動力源に回転駆動されるウォームと噛合っている。ホイ
ール８１が正逆回転するとネジ部７７のスラスト力によ
り軸部材７５は左右に移動】る。On the left side of the hollow portion 21, a shaft member 75 is attached to the case 79 by a threaded portion 77 so as to be rotatable and movable left and right. A worm wheel 81 is fixed to the left end of the shaft member 75, and this wheel 81 meshes with a worm rotationally driven by a power source such as an engine or a motor. When the wheel 81 rotates forward and backward, the shaft member 75 moves left and right due to the thrust force of the threaded portion 77.
軸部材７５の右端は中空部２１に移動自在に員ムしてい
る。軸部材７５と軸片７３の対向喘はそれぞれ半球状に
形成されており、これら各端部の間には鋼球８３が配圓
されている。従って、軸部材７５は相対回転しながら軸
片７ ３ １Ｉ１１１を押圧できる。軸片７３と軸部材
７５と鋼球８３とで操作部祠８５を横戊している。The right end of the shaft member 75 is movably attached to the hollow portion 21. The opposing holes of the shaft member 75 and the shaft piece 73 are each formed in a hemispherical shape, and a steel ball 83 is disposed between each end thereof. Therefore, the shaft member 75 can press the shaft piece 7 3 1I111 while rotating relatively. The shaft piece 73, the shaft member 75, and the steel ball 83 form an operation section shaft 85 laterally.
この実施例では、操作部月８５が最も左側にあるとき〈
操作力を入力しないとき）にこの駆動プーリ７１のベル
トビッヂ径が最人となり従動プーリ４７のベルトピッチ
径が最小になるように、皿バネ９．９の付勢力を朋バネ
５９の付勢力より充分に大きくしてある。In this embodiment, when the operating unit 85 is on the leftmost side, <
The biasing force of the disc spring 9.9 is set to be more than the biasing force of the home spring 59 so that the belt pitch diameter of the driving pulley 71 is the largest and the belt pitch diameter of the driven pulley 47 is the smallest when no operating force is input. It has been enlarged.
従って、この変速比最小の状態から操作部０８５を皿バ
ネ９．９の付勢力に抗して右方に移動させると、ベルト
ピッチ径はプーリ７１側で小さくプーリ４７側で大きく
なり変速比最大方向へ移行する。操作部材８５を左方へ
移動させると皿バネ９，９の付勢力によりベルトピッチ
径は反対方向に変化し、変速比は最小方向へ移行する。Therefore, when the operation part 085 is moved to the right against the biasing force of the disc spring 9.9 from this state of the minimum gear ratio, the belt pitch diameter becomes smaller on the pulley 71 side and becomes larger on the pulley 47 side, and the gear ratio is maximized. transition in the direction. When the operating member 85 is moved to the left, the belt pitch diameter changes in the opposite direction due to the biasing force of the disc springs 9, and the gear ratio shifts to the minimum direction.
このように、この実施例では駆動源からネジ部７７まで
が調整手段８７を構成している。なお、ウォームホイー
ル８１の代りに、軸部材７５に操作ノブを装着し手動で
回転操作するように構成してもよい。In this way, in this embodiment, the adjustment means 87 is comprised from the drive source to the threaded portion 77. Note that instead of the worm wheel 81, an operation knob may be attached to the shaft member 75 and rotated manually.
その他の構成、機能、効果は第１実施例と同襟である。Other configurations, functions, and effects are the same as in the first embodiment.
次に、第３図により第３実施例に用いられた変速プーリ
８９の説明をする。以下、第１図の第１実施例と同一部
材には同一の番号を附して引用しながら第１実施例と相
異点を説明する。なお、左右の方向は第３図での左右の
方向であり、番号を附していない部材等は図示されでい
ない。Next, the speed change pulley 89 used in the third embodiment will be explained with reference to FIG. Hereinafter, differences from the first embodiment will be explained while referring to the same members with the same numbers as in the first embodiment shown in FIG. Note that the left and right directions are the left and right directions in FIG. 3, and unnumbered members and the like are not shown.
プーリ軸３の中空部２１には操作ロツド９１（操作部Ｕ
＞が移動自在に貫入し、その右端部は連結ピン２７によ
り可動フランジ７に連結されている。操作ロツド９１の
左端はシール９３を介してケース９５の外部に貝通して
おり、その左端部はリング部材９７に貫入し、これらの
間にはベアリング９９が配置されている。ベアリング９
９の外輪は止め輪１０１と段差部１０３によりリング部
材９７に固定され、内輪は止め輸１０５．１０７により
操作ロツド９１に固定されている。リング部材９７は油
圧アクチュエー夕や電動モータなどの動力か又は手動に
より左右に移動操作され、可動フランジを左右に移動さ
せる。The hollow part 21 of the pulley shaft 3 has an operating rod 91 (operating section U).
> is movably inserted therein, and its right end is connected to the movable flange 7 by a connecting pin 27. The left end of the operating rod 91 passes through the outside of the case 95 via a seal 93, and the left end penetrates into a ring member 97, with a bearing 99 disposed between them. Bearing 9
The outer ring of No. 9 is fixed to the ring member 97 by a retaining ring 101 and a stepped portion 103, and the inner ring is fixed to the operating rod 91 by retainers 105 and 107. The ring member 97 is operated to move left and right by the power of a hydraulic actuator, an electric motor, etc., or manually, thereby moving the movable flange left and right.
その他の構成、機能、効果は第１実施例と同様である。Other configurations, functions, and effects are similar to those of the first embodiment.
［発明の効果］
以上のように、この発明のベルト式無段変速機の変速プ
ーリはプーリ軸を貝通する操作部材と可動フランジとを
連結部材で連結してフランジ間陽の調整を行うように構
成し、プーリ軸をケースとの間で支承リるベアリングを
各フランジの両側に配置したからプーリの支持が堅牢で
あり大トルクの伝達が可能である。[Effects of the Invention] As described above, the speed change pulley of the belt type continuously variable transmission of the present invention connects the operating member through which the pulley shaft passes through the movable flange with the connecting member to adjust the flange distance. Bearings that support the pulley shaft with the case are placed on both sides of each flange, so the pulley is supported robustly and large torque can be transmitted.
第１図＜ａ＞は第１実施例の断面図、＜ｂ＞は（ａ）の
Ａ−１．７１．８９・・・変速プーリ
３・・・プーリ軸 ５・・・固定フランジ７・・・可動
フランジ １１．１３・・・ベアリング１５，７９．９
５・・・ケース
２３．９１・・・操作ロツド（操作部材）２５・・・長
孔
２７・・・連結ビン（連結部材）
８５・・・操作部材 ４５．８７・・・調整手段６５．
６７・・・ベルト溝Fig. 1 <a> is a sectional view of the first embodiment, <b> is A-1.71.89 of (a)... Variable speed pulley 3... Pulley shaft 5... Fixed flange 7...・Movable flange 11.13... Bearing 15, 79.9
5... Case 23. 91... Operating rod (operating member) 25... Elongated hole 27... Connecting bottle (connecting member) 85... Operating member 45.87... Adjusting means 65.
67...Belt groove
Claims (1)
にベルト溝を形成しプーリ軸上を軸方向移動可能な可動
フランジと、各フランジの両側でプーリ軸をケースとの
間で支障するベアリングと、プーリ軸を軸方向に貫通す
る操作部材と、プーリ軸に設けた長孔を貫通して可動フ
ランジと操作部材とを連結する連結部材と、操作部材を
移動操作して各フランジの間隔を調整する調整手段とを
備えた変速プーリを有することを特徴とするベルト式無
段変速機。A fixed flange that is integrated with the pulley shaft, a movable flange that forms a belt groove between the fixed flange and is movable in the axial direction on the pulley shaft, and bearings that interfere between the pulley shaft and the case on both sides of each flange. , an operating member that passes through the pulley shaft in the axial direction, a connecting member that passes through an elongated hole provided in the pulley shaft and connects the movable flange and the operating member, and adjusts the spacing between the flanges by moving the operating member. 1. A belt-type continuously variable transmission characterized by having a speed change pulley equipped with an adjusting means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30475689A JPH03168452A (en) | 1989-11-27 | 1989-11-27 | Belt type continuously variable transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30475689A JPH03168452A (en) | 1989-11-27 | 1989-11-27 | Belt type continuously variable transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03168452A true JPH03168452A (en) | 1991-07-22 |
Family
ID=17936851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP30475689A Pending JPH03168452A (en) | 1989-11-27 | 1989-11-27 | Belt type continuously variable transmission |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03168452A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0658709A1 (en) * | 1993-12-15 | 1995-06-21 | Van Doorne's Transmissie B.V. | Pulley |
| WO2011148474A1 (en) * | 2010-05-26 | 2011-12-01 | トヨタ自動車株式会社 | Belt type continuously variable transmission |
| US20180202504A1 (en) * | 2017-01-16 | 2018-07-19 | Toyota Jidosha Kabushiki Kaisha | Electric brake device |
-
1989
- 1989-11-27 JP JP30475689A patent/JPH03168452A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0658709A1 (en) * | 1993-12-15 | 1995-06-21 | Van Doorne's Transmissie B.V. | Pulley |
| NL9302183A (en) * | 1993-12-15 | 1995-07-03 | Doornes Transmissie Bv | Pulley. |
| US5527226A (en) * | 1993-12-15 | 1996-06-18 | Van Doorne's Transmissie B.V. | Pulley |
| WO2011148474A1 (en) * | 2010-05-26 | 2011-12-01 | トヨタ自動車株式会社 | Belt type continuously variable transmission |
| CN102893060A (en) * | 2010-05-26 | 2013-01-23 | 丰田自动车株式会社 | Belt type continuously variable transmission |
| JP5382215B2 (en) * | 2010-05-26 | 2014-01-08 | トヨタ自動車株式会社 | Belt type continuously variable transmission |
| US8888617B2 (en) | 2010-05-26 | 2014-11-18 | Toyota Jidosha Kabushiki Kaisha | Belt type continuously variable transmission |
| US20180202504A1 (en) * | 2017-01-16 | 2018-07-19 | Toyota Jidosha Kabushiki Kaisha | Electric brake device |
| US10344815B2 (en) * | 2017-01-16 | 2019-07-09 | Toyota Jidosha Kabushiki Kaisha | Electric brake device |
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