JPH09287623A - Friction clutch for automatic transmission - Google Patents
Friction clutch for automatic transmissionInfo
- Publication number
- JPH09287623A JPH09287623A JP8099887A JP9988796A JPH09287623A JP H09287623 A JPH09287623 A JP H09287623A JP 8099887 A JP8099887 A JP 8099887A JP 9988796 A JP9988796 A JP 9988796A JP H09287623 A JPH09287623 A JP H09287623A
- Authority
- JP
- Japan
- Prior art keywords
- clutch
- strength
- drum
- clutch drum
- automatic transmission
- 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
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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/06—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch
- F16D25/062—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces
- F16D25/063—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially
- F16D25/0635—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs
- F16D25/0638—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs with more than two discs, e.g. multiple lamellae
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/10—Clutch systems with a plurality of fluid-actuated clutches
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
- Structure Of Transmissions (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、回転軸上に同心に
結合し該結合部付近を固定部材に押し当てて位置決めし
た碗形クラッチドラムを備え、該碗形クラッチドラムの
周壁内面に嵌合したピストン部材を、該ピストン部材と
前記碗形クラッチドラムの底壁との間に供給した油圧に
よりストロークさせてクラッチ係合を行う自動変速機の
摩擦クラッチに関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention comprises a bowl-shaped clutch drum that is concentrically connected to a rotary shaft and is positioned by pressing the vicinity of the connecting portion against a fixing member, and is fitted to the inner surface of the peripheral wall of the bowl-shaped clutch drum. The present invention relates to a friction clutch of an automatic transmission, which strokes the piston member by the hydraulic pressure supplied between the piston member and the bottom wall of the bowl-shaped clutch drum to engage the clutch.
【０００２】[0002]
【従来の技術】こうした自動変速機の摩擦クラッチに
は、例えば、本願出願人が１９８９年５月に発行した
「ＮＩＳＳＡＮ オートマチックトランスアクスル Ｒ
Ｌ４Ｆ０３Ａ型 整備要領書」に記載した図３に示すよ
うなものがあり、碗形のクラッチドラム２は、回転軸と
してのインプットシャフト５と一体に回転し、クラッチ
ドラム２の周壁内面に嵌合したピストン部材Ｐを、ピス
トン部材Ｐとクラッチドラム２の底壁との間に供給した
油圧によりストロークさせてクラッチ係合を行う。この
とき、クラッチドラム２の底壁中心部は、インプットシ
ャフト５上に同心に結合している。2. Description of the Related Art A friction clutch for such an automatic transmission is disclosed in, for example, "NISSAN Automatic Transaxle R" issued by the applicant of the present invention in May 1989.
As shown in FIG. 3 described in "L4F03A maintenance manual", the bowl-shaped clutch drum 2 rotates integrally with the input shaft 5 as a rotating shaft, and is fitted to the inner surface of the peripheral wall of the clutch drum 2. The piston member P is stroked by the hydraulic pressure supplied between the piston member P and the bottom wall of the clutch drum 2 to engage the clutch. At this time, the center of the bottom wall of the clutch drum 2 is concentrically connected to the input shaft 5.
【０００３】しかし、自動変速機の摩擦クラッチでは、
クラッチドラム２の位置決めをするために、前記結合部
付近のクラッチドラム２を、例えば、ベアリングＢo を
介して固定部材７に押し当てるから、該結合部付近で
は、自動変速機の伝動作用中にスラスト荷重を受けて応
力集中が起こり、クラッチドラム２の耐久性を悪化させ
る。また、クラッチドラム２の材質を従来に比べて高い
強度の材質にすると、プレス加工などによる一体成形が
困難になり、コストの上昇が起こる。However, in the friction clutch of the automatic transmission,
In order to position the clutch drum 2, the clutch drum 2 in the vicinity of the coupling portion is pressed against the fixing member 7 via, for example, the bearing Bo, so that the thrust drum is in the vicinity of the coupling portion during transmission of the automatic transmission. Stress is concentrated under the load, which deteriorates the durability of the clutch drum 2. Further, if the material of the clutch drum 2 is made stronger than that of the conventional one, it becomes difficult to perform integral molding by press working or the like, resulting in an increase in cost.
【０００４】この問題を解決するために、例えば、本願
出願人が１９９１年１０月に発行した「ＮＩＳＳＡＮ
オートマチックトランスアクスル ＲＥ４Ｆ０４Ａ
（Ｖ）型整備要領書」に記載した図４のように、クラッ
チドラム２よりも高い強度を有したインプットシャフト
５に一体のフランジ部ｆを形成すると、固定部材７に押
し当てられる領域の強度は確保できる。In order to solve this problem, for example, the applicant of the present invention issued "NISSAN" in October 1991.
Automatic transaxle RE4F04A
As shown in FIG. 4 described in “(V) Type maintenance manual”, when the integral flange portion f is formed on the input shaft 5 having higher strength than the clutch drum 2, the strength of the region pressed against the fixing member 7 is increased. Can be secured.
【０００５】[0005]
【発明が解決しようとする課題】ところが、前記自動変
速機の摩擦クラッチに示したフランジ付きインプットシ
ャフト５ｆを冷間鍛造で一体に成形することは困難であ
ることから、インプットシャフトにフランジ部ｆを形成
するには、複雑な加工を必要とし、コストの低減は図れ
ない。However, since it is difficult to integrally form the flanged input shaft 5f shown in the friction clutch of the automatic transmission by cold forging, the flange portion f is formed on the input shaft. In order to form, complicated processing is required and cost cannot be reduced.
【０００６】本発明は、こうした事実に鑑みてなされた
もので、クラッチドラムやインプットシャフトに対して
複雑な加工を行わずに、クラッチドラムの位置決めによ
り固定部材に押し当てられる領域の強度を向上させ、コ
ストの軽減を図ることを目的とする。The present invention has been made in view of these facts, and improves the strength of the region pressed against the fixing member by positioning the clutch drum without performing complicated processing on the clutch drum and the input shaft. , The purpose is to reduce the cost.
【０００７】[0007]
【課題を解決するための手段】この目的のため、本発明
である、請求項１に係る、自動変速機の摩擦クラッチ
は、回転軸上に同心に結合し該結合部付近を固定部材に
押し付けて位置決めした碗形クラッチドラムを備え、該
碗形クラッチドラムの周壁内面に嵌合したピストン部材
を、該ピストン部材と前記碗形クラッチドラムの底壁と
の間に供給した油圧によりストロークさせてクラッチ係
合を行う自動変速機の摩擦クラッチにおいて、前記回転
軸に結合すべき碗形クラッチドラムの底壁中心部を、該
碗形クラッチドラムの周壁を形成する部材以上の強度を
有する高強度部材を介して前記回転軸に結合したことを
特徴とするものである。For this purpose, a friction clutch for an automatic transmission according to claim 1 of the present invention is concentrically connected on a rotating shaft and a portion near the connecting portion is pressed against a fixing member. Equipped with a bowl-shaped clutch drum, and the piston member fitted to the inner surface of the peripheral wall of the bowl-shaped clutch drum is stroked by the hydraulic pressure supplied between the piston member and the bottom wall of the bowl-shaped clutch drum to make the clutch. In a friction clutch of an automatic transmission that engages, a high-strength member having a strength equal to or higher than a member forming a bottom wall center portion of the bowl-shaped clutch drum to be coupled to the rotary shaft and a member forming a peripheral wall of the bowl-shaped clutch drum. It is characterized in that it is connected to the rotary shaft via the above.
【０００８】また、本発明である、請求項２に係る、自
動変速機の摩擦クラッチは、請求項１において、前記高
強度部材の結合は、溶接によるものであることを特徴と
するものである。A friction clutch for an automatic transmission according to a second aspect of the present invention is the friction clutch according to the first aspect, wherein the high-strength members are joined by welding. .
【０００９】加えて、本発明である、請求項３に係る、
自動変速機の摩擦クラッチは、請求項１または２におい
て、前記高強度部材は、前記回転軸と同一程度の強度を
有することを特徴とするものである。In addition, according to claim 3 of the present invention,
A friction clutch of an automatic transmission according to claim 1 or 2, characterized in that the high-strength member has the same strength as the rotary shaft.
【００１０】[0010]
【発明の効果】従って、本発明である、請求項１に係
る、自動変速機の摩擦クラッチは、回転軸に結合すべき
碗形クラッチドラムの底壁中心部を、該碗形クラッチド
ラムの周壁を形成する部材以上の強度を有する高強度部
材を介して前記回転軸に結合したから、高い強度の材質
でクラッチドラムを形成したり、インプットシャフトに
冷間鍛造で一体成形できないフランジ部を形成するなど
の複雑な加工を行わず に、クラッチドラムの位置決め
により固定部材に押し当てられる領域の強度を向上さ
せ、コストの軽減を図ることができる。Therefore, in the friction clutch for an automatic transmission according to the present invention, which is the present invention, the central portion of the bottom wall of the bowl-shaped clutch drum, which is to be coupled to the rotary shaft, is made the peripheral wall of the bowl-shaped clutch drum. Since it is coupled to the rotary shaft via a high-strength member having strength higher than that of the member forming the clutch drum, a clutch drum is formed of a high-strength material, or a flange portion that cannot be integrally formed by cold forging is formed on the input shaft. It is possible to improve the strength of the region pressed against the fixing member by positioning the clutch drum and reduce the cost without performing complicated processing such as.
【００１１】また、本発明である、請求項２に係る、自
動変速機の摩擦クラッチは、請求項１において、前記高
強度部材を溶接により結合することから、リベットやピ
ンなどを使用してコストを上昇させることなく、さらな
るコストの軽減を図ることができる。The friction clutch for an automatic transmission according to a second aspect of the present invention is the friction clutch according to the first aspect, in which the high-strength members are joined by welding. It is possible to further reduce the cost without increasing.
【００１２】加えて、本発明である、請求項３に係る、
自動変速機の摩擦クラッチは、請求項１または２におい
て、前記高強度部材の強度を、前記回転軸と同一程度の
強度にすることから、前記高強度部材は、該高強度部材
に加わるスラスト荷重に対する十分な強度を確保するこ
とができる。In addition, according to claim 3 of the present invention,
The friction clutch of the automatic transmission according to claim 1 or 2, wherein the strength of the high-strength member is set to be about the same as the strength of the rotating shaft, so that the high-strength member is applied with a thrust load applied to the high-strength member. It is possible to secure sufficient strength against.
【００１３】[0013]
【発明の実施の形態】本発明である自動変速機の摩擦ク
ラッチの一実施形態を、添付した図面に基づいて詳細に
説明する。BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of a friction clutch for an automatic transmission according to the present invention will be described in detail with reference to the accompanying drawings.
【００１４】図１は、本発明による自動変速機の摩擦ク
ラッチ１０を示した部分断面図であって、図示せぬトル
クコンバータを介してエンジンからの動力を伝達する回
転軸たるインプットシャフト５上に同心に碗形のクラッ
チドラム２を結合してある。FIG. 1 is a partial sectional view showing a friction clutch 10 of an automatic transmission according to the present invention. The friction clutch 10 is mounted on an input shaft 5 which is a rotary shaft for transmitting power from an engine through a torque converter (not shown). A bowl-shaped clutch drum 2 is concentrically connected.
【００１５】クラッチドラム２の底壁中心部は、このド
ラム２の周壁を形成する部材以上の強度を有した高強度
部材１を介してインプットシャフト５に結合し、この高
強度部材１を、図示せぬ自動変速機ケースに固定された
オイルポンプカバー６に圧入嵌合した固定部材たるステ
ータシャフト７にベアリングＢo を介して押し当てて、
クラッチドラム２の位置決めをする。The center portion of the bottom wall of the clutch drum 2 is connected to the input shaft 5 through a high-strength member 1 having a strength higher than that of the member forming the peripheral wall of the drum 2, and the high-strength member 1 is It is pressed against a stator shaft 7, which is a fixed member press-fitted into an oil pump cover 6 fixed to an automatic transmission case (not shown), via a bearing Bo,
Position the clutch drum 2.
【００１６】また、クラッチドラム２の碗形状を構成す
る周壁内面にはピストン部材Ｐが嵌合し、ピストン部材
Ｐは、ピストン部材Ｐとクラッチドラム２の底壁との間
に供給した油圧によりスラスト方向にストロークして、
前記周壁内面にスプライン嵌合等で取り付けられたクラ
ッチプレートＣ1 を押圧する。A piston member P is fitted on the inner surface of the peripheral wall forming the bowl shape of the clutch drum 2. The piston member P is thrust by the hydraulic pressure supplied between the piston member P and the bottom wall of the clutch drum 2. Stroke in the direction
The clutch plate C1 attached to the inner surface of the peripheral wall by spline fitting or the like is pressed.
【００１７】ベアリングＢ4 を介してインプットシャフ
ト５に回転自在に支持されたクラッチハブ４は、図面に
対して左方向に位置する一端側の外周面には、図示せぬ
回転メンバ（例えば、遊星歯車機構のサンギア）を取り
付ける。また、クラッチハブ４の他端側（図面に対して
右方向に位置する碗形状部分）の外周面には、スプライ
ン嵌合等で取り付けられた複数のクラッチプレートＣ2
を有し、このクラッチプレートＣ2 とクラッチプレート
Ｃ1 とを交互に配置してクラッチパック３を構成する。The clutch hub 4, which is rotatably supported by the input shaft 5 via a bearing B4, has a rotating member (for example, a planetary gear) (not shown) on the outer peripheral surface on the one end side located leftward in the drawing. Attach the mechanism sun gear). A plurality of clutch plates C2 attached by spline fitting or the like are provided on the outer peripheral surface of the other end of the clutch hub 4 (the bowl-shaped portion located to the right in the drawing).
And the clutch plates C2 and C1 are alternately arranged to form the clutch pack 3.
【００１８】即ち、摩擦クラッチ１０は、ピストン部材
Ｐを、クラッチドラム２の底壁との間に供給した油圧に
よりスラスト方向にストロークさせて、クラッチパック
３のクラッチプレートＣ1 及びクラッチプレートＣ2 を
締結または切離させ、クラッチハブ４に取り付けた前記
回転メンバを回転させたり、停止させたりする。That is, in the friction clutch 10, the piston member P is stroked in the thrust direction by the hydraulic pressure supplied between the piston member P and the bottom wall of the clutch drum 2 to engage or disengage the clutch plate C1 and the clutch plate C2 of the clutch pack 3. The rotary member attached to the clutch hub 4 is disengaged and rotated or stopped.
【００１９】ところで、図３のような従来の摩擦クラッ
チでは、クラッチドラム２の位置決めをするために、ク
ラッチドラム２は、インプットシャフト５との結合部付
近で、ベアリングＢo を介してステータシャフト７に押
し当てられるから、自動変速機の伝動作用中にスラスト
荷重を受けて応力集中が起こり、クラッチドラム２の耐
久性を低下させてしまう。また、クラッチドラム２の材
質を従来に比べて高い強度の材質にすると、プレス加工
などによる一体成形が困難になり、コストの上昇が起こ
る。By the way, in the conventional friction clutch as shown in FIG. 3, in order to position the clutch drum 2, the clutch drum 2 is attached to the stator shaft 7 via the bearing Bo in the vicinity of the coupling portion with the input shaft 5. Since they are pressed against each other, a thrust load is applied during the transmission operation of the automatic transmission, and stress concentration occurs, which deteriorates the durability of the clutch drum 2. Further, if the material of the clutch drum 2 is made stronger than that of the conventional one, it becomes difficult to perform integral molding by press working or the like, resulting in an increase in cost.
【００２０】また、図４のように、インプットシャフト
５に一体にフランジ部ｆを形成し、そのフランジ部ｆ
を、ベアリングＢo を介してステータシャフト７に押し
当てて、クラッチドラム２の位置決めをすると、冷間鍛
造では、インプットシャフト５にフランジ部ｆを一体に
成形することが不可能であるから、複雑な加工が必要に
なり、コストの軽減を図ることができない。Further, as shown in FIG. 4, a flange portion f is formed integrally with the input shaft 5, and the flange portion f is formed.
Is pressed against the stator shaft 7 through the bearing Bo and the clutch drum 2 is positioned, it is impossible to integrally form the flange portion f on the input shaft 5 by cold forging. Processing is required and cost cannot be reduced.
【００２１】そこで、本発明による摩擦クラッチ１０
は、クラッチドラム２の周壁を形成する部材以上の強度
を有する高強度部材１を介して、クラッチドラム２の底
壁中心部をインプットシャフト５に結合させ、クラッチ
ドラム２を位置決めするために押し当てられる領域の強
度を高めている。Therefore, the friction clutch 10 according to the present invention.
Connects the center portion of the bottom wall of the clutch drum 2 to the input shaft 5 via the high-strength member 1 having a strength higher than that of the member forming the peripheral wall of the clutch drum 2, and presses the clutch drum 2 for positioning. The strength of the area is increased.
【００２２】従って、クラッチドラム２の耐久性を確保
するために、高い強度の材質でクラッチドラム２を形成
したり、インプットシャフト５に冷間鍛造で一体成形で
きないフランジ部ｆを形成するなどの複雑な加工を行わ
ずに、前記押圧領域の強度を向上させ、コストの軽減を
図ることができる。Therefore, in order to ensure the durability of the clutch drum 2, it is complicated to form the clutch drum 2 with a high-strength material or to form a flange portion f on the input shaft 5 that cannot be integrally formed by cold forging. It is possible to improve the strength of the pressing area and reduce the cost without performing any processing.
【００２３】また、図２に示すように、高強度部材１及
びクラッチドラム２の結合部Ｘと、高強度部材１及びイ
ンプットシャフト５の結合部Ｙとを、コストを上昇させ
るリベットやピンなどを使用する代わりに、溶接により
結合すると、さらなるコストの軽減を図ることができ
る。Further, as shown in FIG. 2, the connecting portion X of the high-strength member 1 and the clutch drum 2 and the connecting portion Y of the high-strength member 1 and the input shaft 5 are provided with rivets, pins or the like which increase the cost. If the connection is made by welding instead of being used, further cost reduction can be achieved.
【００２４】加えて、高強度部材１の強度を、インプッ
トシャフト５と同一程度の強度とすることによって、高
強度部材１は、位置決めにより加わるスラスト荷重に対
する十分な強度を確保できる。In addition, by setting the strength of the high-strength member 1 to the same level as that of the input shaft 5, the high-strength member 1 can secure sufficient strength against the thrust load applied by positioning.
【００２５】上述したところは、本発明の好適な実施形
態を示したにすぎず、当業者によれば、請求の範囲にお
いて、種々の変更を加えることができ、例えば、自動変
速機の摩擦クラッチは、本実施形態に示した有段自動変
速機内の遊星歯車変速機構に限らず、Ｖベルト式やトロ
イダル式のような無段自動変速機内の補助変速機構の摩
擦クラッチであってもよい。また、摩擦クラッチの用途
は、変速クラッチに限らず、摩擦ブレーキとして使用し
てもよい。The above is merely a description of preferred embodiments of the present invention, and those skilled in the art can make various modifications within the scope of the claims, for example, a friction clutch of an automatic transmission. Is not limited to the planetary gear speed change mechanism in the stepped automatic transmission shown in this embodiment, but may be a friction clutch of an auxiliary speed change mechanism in a continuously variable automatic transmission such as a V-belt type or a toroidal type. Further, the application of the friction clutch is not limited to the speed change clutch, and may be used as a friction brake.
【図１】本発明である自動変速機の摩擦クラッチの一実
施形態を説明する自動変速機の部分断面図である。FIG. 1 is a partial cross-sectional view of an automatic transmission illustrating an embodiment of a friction clutch of the automatic transmission according to the present invention.
【図２】高強度部材と、クラッチドラム及びインプット
シャフトとの結合部を説明する断面図である。FIG. 2 is a cross-sectional view illustrating a connecting portion between a high-strength member, a clutch drum, and an input shaft.
【図３】従来技術における自動変速機の摩擦クラッチを
示す断面図である。FIG. 3 is a cross-sectional view showing a friction clutch of an automatic transmission according to a conventional technique.
【図４】従来技術における他の自動変速機の摩擦クラッ
チを示す断面図である。FIG. 4 is a sectional view showing a friction clutch of another automatic transmission according to the prior art.
１ 高強度部材 ２ クラッチドラム ３ クラッチパック ４ クラッチハブ ５ インプットシャフト ６ オイルポンプカバー ７ ステータシャフト １０ 摩擦クラッチ Ｂ ベアリング Ｃ クラッチプレート Ｐ ピストン部材 1 High Strength Member 2 Clutch Drum 3 Clutch Pack 4 Clutch Hub 5 Input Shaft 6 Oil Pump Cover 7 Stator Shaft 10 Friction Clutch B Bearing C Clutch Plate P Piston Member
Claims (3)
固定部材に押し当てて位置決めした碗形クラッチドラム
を備え、 該碗形クラッチドラムの周壁内面に嵌合したピストン部
材を、該ピストン部材と前記碗形クラッチドラムの底壁
との間に供給した油圧によりストロークさせてクラッチ
係合を行う自動変速機の摩擦クラッチにおいて、 前記回転軸に結合すべき碗形クラッチドラムの底壁中心
部を、該碗形クラッチドラムの周壁を形成する部材以上
の強度を有する高強度部材を介して前記回転軸に結合し
たことを特徴とする自動変速機の摩擦クラッチ。1. A bowl-shaped clutch drum which is concentrically coupled on a rotating shaft and is positioned by pressing a portion near the coupling portion against a fixing member, wherein a piston member fitted to an inner surface of a peripheral wall of the bowl-shaped clutch drum is provided. In a friction clutch of an automatic transmission that strokes by a hydraulic pressure supplied between a piston member and a bottom wall of the bowl-shaped clutch drum to engage the clutch, a bottom wall center of the bowl-shaped clutch drum to be coupled to the rotary shaft A friction clutch for an automatic transmission, characterized in that the portion is coupled to the rotary shaft via a high-strength member having a strength higher than that of a member forming a peripheral wall of the bowl-shaped clutch drum.
合は、溶接によるものであることを特徴とする自動変速
機の摩擦クラッチ。2. The friction clutch for an automatic transmission according to claim 1, wherein the high-strength members are joined by welding.
部材は、前記回転軸と同一程度の強度を有することを特
徴とする自動変速機の摩擦クラッチ。3. The friction clutch for an automatic transmission according to claim 1, wherein the high-strength member has the same strength as the rotary shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8099887A JPH09287623A (en) | 1996-04-22 | 1996-04-22 | Friction clutch for automatic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8099887A JPH09287623A (en) | 1996-04-22 | 1996-04-22 | Friction clutch for automatic transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH09287623A true JPH09287623A (en) | 1997-11-04 |
Family
ID=14259298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8099887A Pending JPH09287623A (en) | 1996-04-22 | 1996-04-22 | Friction clutch for automatic transmission |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH09287623A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006292079A (en) * | 2005-04-11 | 2006-10-26 | Equos Research Co Ltd | Continuously variable transmission |
-
1996
- 1996-04-22 JP JP8099887A patent/JPH09287623A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006292079A (en) * | 2005-04-11 | 2006-10-26 | Equos Research Co Ltd | Continuously variable transmission |
| JP4506541B2 (en) * | 2005-04-11 | 2010-07-21 | 株式会社エクォス・リサーチ | Continuously variable transmission |
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