JPH10288248A - Planetary gear device of automatic transmission - Google Patents
Planetary gear device of automatic transmissionInfo
- Publication number
- JPH10288248A JPH10288248A JP9097715A JP9771597A JPH10288248A JP H10288248 A JPH10288248 A JP H10288248A JP 9097715 A JP9097715 A JP 9097715A JP 9771597 A JP9771597 A JP 9771597A JP H10288248 A JPH10288248 A JP H10288248A
- Authority
- JP
- Japan
- Prior art keywords
- plate
- carrier
- thickness
- automatic transmission
- base plate
- 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
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
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
- General Details Of Gearings (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、車両などに採用さ
れる自動変速機の遊星歯車装置の改良に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in a planetary gear device of an automatic transmission used in a vehicle or the like.
【０００２】[0002]
【従来の技術】従来から車両などに搭載される自動変速
機には、サンギア、プラネットピニオン及びリングギア
からなる遊星歯車が採用されており、このうち、プラネ
ットピニオンはキャリアに支持されている。2. Description of the Related Art Conventionally, planetary gears composed of a sun gear, a planet pinion and a ring gear have been employed in automatic transmissions mounted on vehicles and the like, of which the planet pinion is supported by a carrier.
【０００３】このような、キャリアの構造としては、図
６、図７に示すように、自動変速機の軸にスプライン結
合されるキャリアプレート９１と、円盤状のベースプレ
ート９３を溶接などにより結合したものが従来から知ら
れている。As shown in FIGS. 6 and 7, such a carrier has a structure in which a carrier plate 91 which is spline-connected to a shaft of an automatic transmission and a disk-shaped base plate 93 are connected by welding or the like. Is conventionally known.
【０００４】キャリアプレート９１は、自動変速機の軸
とスプライン結合するボス部９４と、このボス部９４か
ら周方向に延設されたプレート部９２と、このプレート
部９２の外周から軸と平行して突設された柱部９５から
構成される。[0004] A carrier plate 91 is spline-coupled to a shaft of the automatic transmission, a plate portion 92 extending in a circumferential direction from the boss portion 94, and a shaft extending parallel to the shaft from the outer periphery of the plate portion 92. It is composed of pillars 95 which are protruded.
【０００５】一方、ベースプレート９３は内周に図示し
ない軸やサンギアを挿通する貫通孔を備えた環状の板部
材で構成され、外周側にはキャリアプレート９１の柱部
９５と嵌合する嵌合穴９６を形成するとともに、この嵌
合穴９６の内周側にはベアリング４を保持するためのベ
アリング保持部９７が図中左方へ向けて突設され、ま
た、嵌合穴９６の外周には図示しない回転要素と係合す
るための屈曲部９８が形成される。On the other hand, the base plate 93 is formed of an annular plate member having a through hole through which a shaft (not shown) and a sun gear are inserted on the inner periphery, and a fitting hole for fitting with the column 95 of the carrier plate 91 on the outer periphery. A bearing holding portion 97 for holding the bearing 4 is provided on the inner peripheral side of the fitting hole 96 so as to project leftward in the figure. A bent portion 98 for engaging a rotating element (not shown) is formed.
【０００６】上記のような、キャリアプレート９１及び
ベースプレート９３は、それぞれ均一な板厚ｔ１、ｔ２
の板部材をプレス加工したものが用いられ、突出するベ
アリング保持部９７はプレスによる半抜き加工により形
成されて、裏面には凹部９７Ａが形成される。The carrier plate 91 and the base plate 93 have uniform plate thicknesses t1 and t2, respectively.
The pressed plate member is used, and the protruding bearing holding portion 97 is formed by half blanking by pressing, and a concave portion 97A is formed on the back surface.
【０００７】また、プレス加工に代わって、鍛造や鍛造
＋切削加工等によって形成されたキャリアプレート９１
及びベースプレート９３も知られている。Also, a carrier plate 91 formed by forging or forging + cutting instead of press working is used.
And a base plate 93 are also known.
【０００８】[0008]
【発明が解決しようとする課題】しかしながら、上記従
来の自動変速機の遊星歯車装置にあっては、自動変速機
の入力トルクの増大に対応するために、キャリアの剛性
を向上させる必要があり、図７のようなキャリアプレー
ト９１とベースプレート９３の結合部近傍の板厚を増大
すればよいが、上記従来例のように均一な板厚の材料を
プレス加工する場合では、強度の不要な部分まで肉厚が
増大してキャリアが大型化して、自動変速機のレイアウ
トが難しくなるという問題があり、さらに、この均一な
板部材でキャリアをプレス加工した後、機械加工を施せ
ば強度、サイズともに満足することができるものの、製
造コストが増大するという問題があった。また、上記し
たように、キャリアプレート９１とベースプレート９３
を鍛造により成型して、強度とサイズを満足させること
もできるが、この場合も製造コストが大幅に増大すると
いう問題があった。However, in the above-mentioned conventional planetary gear device for an automatic transmission, it is necessary to improve the rigidity of the carrier in order to cope with an increase in the input torque of the automatic transmission. It is sufficient to increase the plate thickness in the vicinity of the joint between the carrier plate 91 and the base plate 93 as shown in FIG. There is a problem that the thickness of the carrier increases and the size of the carrier increases, making it difficult to lay out the automatic transmission. Furthermore, if the carrier is pressed with this uniform plate member and then machined, the strength and size are satisfactory. However, there is a problem that the manufacturing cost increases. Also, as described above, the carrier plate 91 and the base plate 93
Can be formed by forging to satisfy the strength and size, but also in this case, there is a problem that the manufacturing cost is greatly increased.
【０００９】そこで本発明は、上記問題点に鑑みてなさ
れたもので、製造コストの増大及び大形化を抑制しなが
ら、キャリアの強度を向上させることを目的とする。Accordingly, the present invention has been made in view of the above problems, and has as its object to improve the strength of a carrier while suppressing an increase in manufacturing cost and an increase in size.
【００１０】[0010]
【課題を解決するための手段】第１の発明は、互いに歯
合するリングギア、サンギア及びピニオンを備えて、ピ
ニオンを回転自在に支持するキャリアが、自動変速機の
軸と結合するボス部と、径方向に延設されたプレート部
と、このプレート部から軸方向に突設された凸部からな
るキャリアプレートと、前記キャリアプレートの凸部と
嵌合する穴部を備えたベースプレートから構成された自
動変速機の遊星歯車装置において、前記キャリアプレー
トの凸部が差厚プレス加工により、ボス部及びプレート
部に比して板厚が大きく形成される。According to a first aspect of the present invention, a carrier including a ring gear, a sun gear, and a pinion meshed with each other, and a carrier rotatably supporting the pinion is provided with a boss portion coupled to a shaft of an automatic transmission. A plate portion extending in the radial direction, a carrier plate including a convex portion protruding in the axial direction from the plate portion, and a base plate having a hole fitted with the convex portion of the carrier plate. In the planetary gear device of the automatic transmission, the thickness of the convex portion of the carrier plate is formed to be larger than that of the boss portion and the plate portion by the thickness difference press working.
【００１１】また、第２の発明は、前記第１の発明にお
いて、前記ベースプレートは、差厚プレス加工により穴
部近傍の板厚が外周側及び内周側に比して大きく形成さ
れる。According to a second aspect of the present invention, in the first aspect, the base plate is formed such that the thickness of the base plate in the vicinity of the hole is larger than that of the outer peripheral side and the inner peripheral side by differential thickness pressing.
【００１２】また、第３の発明は、前記第２の発明にお
いて、前記ベースプレートは、差厚プレス加工によって
穴部よりも内周側に軸受を保持する段部を形成する。In a third aspect based on the second aspect, the base plate forms a step portion for holding the bearing on the inner peripheral side of the hole by differential thickness pressing.
【００１３】[0013]
【発明の効果】したがって、第１の発明は、ピニオンを
回転自在に支持するキャリアは、キャリアプレートの凸
部とベースプレートの穴部が嵌合して構成され、最も強
度を必要とするキャリアプレートの凸部の板厚を、差厚
プレスによってボス部及びプレート部に比して大きく形
成することで、製造コストを前記従来例とほぼ同様に抑
制しながらも、キャリアの剛性を確実に向上させること
ができるとともに、キャリアの大形化を抑制することが
できる。According to the first aspect of the present invention, a carrier for rotatably supporting a pinion is formed by fitting a convex portion of a carrier plate and a hole of a base plate. By making the plate thickness of the convex portion larger than the boss portion and the plate portion by the differential thickness press, the rigidity of the carrier is surely improved while suppressing the production cost almost in the same manner as the conventional example. And increase in the size of the carrier can be suppressed.
【００１４】また、第２の発明は、ベースプレートの穴
部近傍の板厚を差厚プレス加工によって外周側及び内周
側に比して大きく設定したため、キャリアプレートの凸
部との嵌合長さを増大して、キャリアの剛性を向上させ
ながらも、軸方向寸法の増大と製造コストの増大を共に
抑制できる。According to the second aspect of the present invention, the thickness of the base plate in the vicinity of the hole is set to be larger than that on the outer peripheral side and the inner peripheral side by differential thickness pressing, so that the fitting length with the convex part of the carrier plate is set. To increase the rigidity of the carrier while suppressing both the increase in the axial dimension and the increase in the manufacturing cost.
【００１５】また、第３の発明は、ベースプレートは穴
部よりも内周側に、差厚プレス加工によって形成した段
部で軸受を保持するようにしたため、前記従来例に比し
て、ベースプレートの剛性を容易に向上しながら、製造
コストの増大を抑制できる。According to the third aspect of the present invention, the base plate holds the bearing at the step formed by the thickness difference pressing process on the inner peripheral side of the hole, so that the base plate has a smaller height than the conventional example. An increase in manufacturing cost can be suppressed while easily improving rigidity.
【００１６】[0016]
【発明の実施の形態】以下、本発明の一実施形態を添付
図面に基づいて説明する。DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the accompanying drawings.
【００１７】図１〜図５は、前記従来例の図７に示した
キャリアと同様に、車両に搭載される自動変速機の遊星
歯車装置を構成するキャリアに本発明を適用した場合を
示す。FIGS. 1 to 5 show a case where the present invention is applied to a carrier constituting a planetary gear device of an automatic transmission mounted on a vehicle, similarly to the carrier shown in FIG. 7 of the conventional example.
【００１８】図１〜図５において、キャリア１は自動変
速機の図示しない軸にスプライン結合されるキャリアプ
レート２と、円盤状のベースプレート３を溶接などによ
り結合したもので、キャリアプレート２は、自動変速機
の軸と結合するスプラインを内周に形成した円筒状のボ
ス部２０と、このボス部２０から周方向に延設された円
板状のプレート部２１と、このプレート部２１の外周か
ら軸とほぼ平行してベースプレート３側へ突設された柱
部２２（凸部）から構成され、柱部２２の端部は板厚の
減少した２３が形成される。なお、柱部２２は複数設け
られ、例えば、図１のように円周方向へ９０度間隔で配
設される。In FIG. 1 to FIG. 5, a carrier 1 is formed by joining a carrier plate 2 spline-coupled to a shaft (not shown) of an automatic transmission and a disk-shaped base plate 3 by welding or the like. A cylindrical boss portion 20 having a spline connected to the shaft of the transmission formed on the inner periphery, a disk-shaped plate portion 21 extending from the boss portion 20 in the circumferential direction, and an outer periphery of the plate portion 21 It is composed of a column 22 (projection) protruding toward the base plate 3 side substantially in parallel with the axis, and the end of the column 22 has a reduced thickness 23. In addition, a plurality of pillar portions 22 are provided, for example, as shown in FIG.
【００１９】一方、ベースプレート３は、内周に図示し
ない軸やサンギアを挿通する貫通孔３０を備えた環状の
板部材で構成され、外周側にはキャリアプレート２の柱
部２２の端部に形成された嵌合部２３と嵌合する嵌合穴
３１が形成され、この嵌合穴３１と貫通孔３０の間には
ベアリング（図示せず）を保持するための段部３２が形
成される。On the other hand, the base plate 3 is formed of an annular plate member having a through hole 30 through which a shaft and a sun gear (not shown) are inserted on the inner periphery, and is formed at the end of the column portion 22 of the carrier plate 2 on the outer periphery. A fitting hole 31 for fitting with the fitted fitting portion 23 is formed, and a step 32 for holding a bearing (not shown) is formed between the fitting hole 31 and the through hole 30.
【００２０】この段部３２より内周側（貫通孔３０側）
はキャリアプレート２側へ窪んだ凹部状に形成され、ま
た、嵌合穴３１の外周には図示しない回転要素と係合す
るための係合部３３が径方向の外周へ向けて突設され
る。The inner side of the step 32 (through hole 30 side)
Is formed in a concave shape depressed toward the carrier plate 2 side, and an engaging portion 33 for engaging with a rotating element (not shown) is provided on the outer periphery of the fitting hole 31 so as to project toward the outer periphery in the radial direction. .
【００２１】また、キャリアプレート２のプレート部２
１と対向するベースプレート３には、プラネットピニオ
ンの軸を支持する支持溝３４が径方向に形成される。The plate portion 2 of the carrier plate 2
A support groove 34 for supporting the shaft of the planet pinion is formed in the base plate 3 opposite to 1 in the radial direction.
【００２２】キャリアプレート２とベースプレート３の
結合は、柱部２２の端部に形成された嵌合部２３が嵌合
穴３１へ嵌合した部分を溶接することで行われる。The connection between the carrier plate 2 and the base plate 3 is performed by welding a portion where the fitting portion 23 formed at the end of the pillar portion 22 is fitted into the fitting hole 31.
【００２３】ここで、キャリアプレート２及びベースプ
レート３の板厚は、均一の板厚からなる母材を任意の板
厚に成型可能な差厚プレス加工によって、強度に応じた
板圧に設定される。Here, the plate thickness of the carrier plate 2 and the base plate 3 is set to a plate pressure corresponding to the strength by a difference thickness pressing process capable of molding a base material having a uniform plate thickness to an arbitrary plate thickness. .
【００２４】まず、キャリアプレート２の各部の板圧
は、最も強度が要求される柱部２２の板厚を最も厚いＴ
1とする一方、プレート部２１の板厚は柱部２２側から
板厚Ｔ2、Ｔ3と段階的に減少し、ボス部２０は板厚Ｔ0
に設定され、板厚の関係はＴ1＞Ｔ2＞Ｔ3≒Ｔ0に設定さ
れる。一方、柱部２２の端部に形成される嵌合部２３の
板厚は板厚Ｔ1よりやや小さい板厚Ｔ4に設定される。First, the plate pressure of each part of the carrier plate 2 is set to a value T
While a 1, the thickness of the plate portion 21 is reduced from the columnar portion 22 side and the stepwise thickness T 2, T 3, the boss portion 20 the thickness T 0
, And the relation of the plate thickness is set to T 1 > T 2 > T 3 ≒ T 0 . On the other hand, the thickness of the fitting portion 23 formed on the end portion of the pillar portion 22 is set to the thickness T 4 slightly smaller than the plate thickness T 1.
【００２５】ベースプレート３の各部の板圧は、最も強
度が要求される嵌合穴３１近傍の板厚を最も厚いＴ10と
し、この嵌合穴３１から貫通孔３０の間の所定の位置で
は、段部３２を形成するとともに、貫通孔３０側の強度
に応じた板厚Ｔ11に減少する。そして、嵌合穴３１の外
周に突設される係合部３３は最も薄い板厚Ｔ12に設定さ
れる。The plate thickness of each portion of the base plate 3, the thickest T 10 the thickness of the fitting hole 31 near the most strength is required, at a predetermined position between the through hole 30 from the fitting hole 31, to form a stepped portion 32, it decreases in the thickness T 11 corresponding to the intensity of the through hole 30 side. Then, the engaging portion 33 projecting from the outer periphery of the fitting hole 31 is set to the thinnest thickness T 12.
【００２６】以上のように構成されて、次に作用につい
て説明する。The operation will be described next.
【００２７】キャリアプレート２及びベースプレート３
を、それぞれ均一な板厚の母材から強度に応じた板厚Ｔ
0からＴ4及びＴ10からＴ12に成型することにより、最も
強度を要するキャリアプレート２の柱部２２及びベース
プレート３の嵌合穴３１近傍の強度のみを向上させなが
ら、キャリア１の大型化を防止することができ、さら
に、キャリアプレート２とベースプレート３の結合部
は、嵌合穴３１の板厚Ｔ10に応じて決まるが、図３に示
すように、図中破線の従来例に比して、嵌合長さを増大
させて結合剛性を大幅に向上させながらも、軸方向寸法
の増大を防いで、キャリア１の軸方向寸法を前記従来例
と同一に維持することができ、鍛造あるいは切削などの
加工を施すことなく、差厚プレスによって製造コストを
従来と同様に抑制しながらキャリア１の剛性向上と大型
化の抑制を両立させることができ、また、ベアリングの
保持を段部３２によって行うようにしたため、前記従来
例のベアリング保持部９７のように半抜き加工を不要に
してベースプレート３の剛性向上を容易に行うことが可
能となる。Carrier plate 2 and base plate 3
From a base material having a uniform thickness to a thickness T according to strength.
By molding from T 4 and T 10 to T 12 from 0, while increasing only the strength of the fitting hole 31 near the pillar portion 22 and the base plate 3 of the carrier plate 2 which takes the longest strength, an increase in the size of the carrier 1 can be prevented, further, the junction of the carrier plate 2 and the base plate 3 is determined depending on the thickness T 10 of the fitting hole 31, as shown in FIG. 3, compared with the conventional example of the dashed line in FIG. Thus, while increasing the fitting length to greatly improve the coupling rigidity, the axial dimension can be prevented from increasing, and the axial dimension of the carrier 1 can be maintained the same as that of the conventional example. Without performing machining such as cutting, it is possible to achieve both improvement in rigidity of the carrier 1 and suppression of enlargement while suppressing the production cost by the thickness difference press in the same manner as before, and the bearing holding is performed by the step portion 32. Yo For that to perform, it is possible to easily perform improved rigidity of the base plate 3 by eliminating the need for half die cutting so that the prior art bearing holding portion 97 of the.
【図１】本発明の一実施形態を示すキャリアの正面図。FIG. 1 is a front view of a carrier showing one embodiment of the present invention.
【図２】同じく図１のＹ−Ｙ矢示断面図。FIG. 2 is a sectional view taken along the line YY of FIG.
【図３】同じく、キャリアプレートとベースプレートの
嵌合部を示す拡大断面図。FIG. 3 is an enlarged sectional view showing a fitting portion between the carrier plate and the base plate.
【図４】同じく、ベースプレートのベアリング保持部を
示す拡大断面図。FIG. 4 is an enlarged sectional view showing a bearing holding portion of the base plate.
【図５】同じく、ベースプレートの背面図。FIG. 5 is a rear view of the base plate.
【図６】従来のキャリアを示す断面図。FIG. 6 is a sectional view showing a conventional carrier.
【図７】同じく、キャリアプレートとベースプレートの
嵌合部を示す拡大断面図。FIG. 7 is an enlarged sectional view showing a fitting portion between the carrier plate and the base plate.
１ キャリア ２ キャリアプレート ３ ベースプレート ４ ベアリング ２０ ボス部 ２１ プレート部 ２２ 柱部 ２３ 嵌合部 ３０ 貫通孔 ３１ 嵌合穴 ３２ 段部 ３３ 係合部 ３４ 支持溝 DESCRIPTION OF SYMBOLS 1 Carrier 2 Carrier plate 3 Base plate 4 Bearing 20 Boss part 21 Plate part 22 Column part 23 Fitting part 30 Through hole 31 Fitting hole 32 Step part 33 Engaging part 34 Supporting groove
Claims (3)
びピニオンを備えて、ピニオンを回転自在に支持するキ
ャリアが、自動変速機の軸と結合するボス部と、径方向
に延設されたプレート部と、このプレート部から軸方向
に突設された凸部からなるキャリアプレートと、前記キ
ャリアプレートの凸部と嵌合する穴部を備えたベースプ
レートから構成された自動変速機の遊星歯車装置におい
て、前記キャリアプレートの凸部が差厚プレス加工によ
り、ボス部及びプレート部に比して板厚が大きく形成さ
れたことを特徴とする自動変速機の遊星歯車装置。1. A boss portion provided with a ring gear, a sun gear, and a pinion meshing with each other and rotatably supporting the pinion, the boss portion being coupled to a shaft of an automatic transmission, and a plate portion extending in a radial direction. And a carrier plate comprising a convex portion protruded in the axial direction from the plate portion, and a planetary gear device for an automatic transmission comprising a base plate having a hole fitted with the convex portion of the carrier plate. A planetary gear device for an automatic transmission, wherein a convex portion of the carrier plate is formed to have a greater thickness than a boss portion and a plate portion by differential thickness press working.
により穴部近傍の板厚が外周側及び内周側に比して大き
く形成されたことを特徴とする請求項１に記載の自動変
速機の遊星歯車装置。2. The automatic transmission according to claim 1, wherein the base plate is formed such that the thickness of the base plate near the hole is made larger than that of the outer peripheral side and the inner peripheral side by a thickness difference press working. Planetary gear set.
により穴部よりも内周側に軸受を保持する段部を形成し
たことを特徴とする請求項２に記載の自動変速機の遊星
歯車装置。3. The planetary gear set for an automatic transmission according to claim 2, wherein the base plate has a step portion for holding the bearing on the inner peripheral side of the hole portion by a thickness difference press working.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP09771597A JP3830612B2 (en) | 1997-04-15 | 1997-04-15 | Planetary gear unit for automatic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP09771597A JP3830612B2 (en) | 1997-04-15 | 1997-04-15 | Planetary gear unit for automatic transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10288248A true JPH10288248A (en) | 1998-10-27 |
| JP3830612B2 JP3830612B2 (en) | 2006-10-04 |
Family
ID=14199595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP09771597A Expired - Fee Related JP3830612B2 (en) | 1997-04-15 | 1997-04-15 | Planetary gear unit for automatic transmission |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3830612B2 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1146254A2 (en) | 2000-02-16 | 2001-10-17 | Toyota Jidosha Kabushiki Kaisha | Carrier and method of manufacturing carrier |
| US6726591B2 (en) | 2001-08-02 | 2004-04-27 | Honda Giken Kogyo Kabushiki Kaisha | Four-wheel drive system for vehicles |
| JP2007301565A (en) * | 2006-05-08 | 2007-11-22 | Toyota Motor Corp | Method for joining driving parts and driving parts |
| WO2010149472A1 (en) * | 2009-06-22 | 2010-12-29 | Zf Friedrichshafen Ag | Welded component, in particular planet wheel carrier, method for producing the component and apparatus for carrying out the method |
| CN102758904A (en) * | 2011-04-26 | 2012-10-31 | 通用汽车环球科技运作有限责任公司 | Method of assembling a stacked planetary gear set |
| DE102004030623B4 (en) | 2004-06-24 | 2018-03-29 | Zf Friedrichshafen Ag | planet |
| FR3064325A1 (en) * | 2017-03-24 | 2018-09-28 | Renault S.A.S | TRANSMISSION DIFFERENTIAL HOUSING FOR VEHICLE AND DIFFERENTIAL TRANSMISSION |
-
1997
- 1997-04-15 JP JP09771597A patent/JP3830612B2/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1146254A2 (en) | 2000-02-16 | 2001-10-17 | Toyota Jidosha Kabushiki Kaisha | Carrier and method of manufacturing carrier |
| US7100416B2 (en) | 2000-02-16 | 2006-09-05 | Toyota Jidosha Kabushiki Kaisha | Carrier and method of manufacturing carrier |
| US6726591B2 (en) | 2001-08-02 | 2004-04-27 | Honda Giken Kogyo Kabushiki Kaisha | Four-wheel drive system for vehicles |
| DE102004030623B4 (en) | 2004-06-24 | 2018-03-29 | Zf Friedrichshafen Ag | planet |
| JP2007301565A (en) * | 2006-05-08 | 2007-11-22 | Toyota Motor Corp | Method for joining driving parts and driving parts |
| WO2010149472A1 (en) * | 2009-06-22 | 2010-12-29 | Zf Friedrichshafen Ag | Welded component, in particular planet wheel carrier, method for producing the component and apparatus for carrying out the method |
| CN102758904A (en) * | 2011-04-26 | 2012-10-31 | 通用汽车环球科技运作有限责任公司 | Method of assembling a stacked planetary gear set |
| FR3064325A1 (en) * | 2017-03-24 | 2018-09-28 | Renault S.A.S | TRANSMISSION DIFFERENTIAL HOUSING FOR VEHICLE AND DIFFERENTIAL TRANSMISSION |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3830612B2 (en) | 2006-10-04 |
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