JPH10205588A - Speed increasing and decreasing device - Google Patents
Speed increasing and decreasing deviceInfo
- Publication number
- JPH10205588A JPH10205588A JP9009695A JP969597A JPH10205588A JP H10205588 A JPH10205588 A JP H10205588A JP 9009695 A JP9009695 A JP 9009695A JP 969597 A JP969597 A JP 969597A JP H10205588 A JPH10205588 A JP H10205588A
- Authority
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- Japan
- Prior art keywords
- speed
- rotating member
- cylinder
- speed shaft
- low
- 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.)
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- Structure Of Transmissions (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、モータなどの低速
回転を高速化（増速）する増速装置として、あるいは、
ターボ機械等の高速回転を低速化（減速）する減速装置
として用いられる増減速装置に関する。BACKGROUND OF THE INVENTION The present invention relates to a speed increasing device for speeding up (speeding up) low speed rotation of a motor or the like, or
The present invention relates to an acceleration / reduction device used as a reduction device for reducing (decelerating) high-speed rotation of a turbomachine or the like.
【０００２】[0002]
【従来の技術】図３（ａ）および図３（ｂ）はそれぞれ
従来の遊星歯車式増減速装置を模式的に示す正面図およ
び側面図である。増減速装置としては、これらの図３
（ａ）および図３（ｂ）に示すように、同一中心軸上に
高速軸１ａと低速軸３ａとを有し且つその中心軸につい
て軸対称な構造の遊星歯車式のものがある。2. Description of the Related Art FIGS. 3A and 3B are a front view and a side view schematically showing a conventional planetary gear type speed increasing and reducing device, respectively. As the acceleration / deceleration device, these FIG.
As shown in (a) and FIG. 3 (b), there is a planetary gear type having a high-speed shaft 1a and a low-speed shaft 3a on the same central axis and having a structure symmetrical about the central axis.
【０００３】つまり、遊星歯車式の増減速装置では、高
速軸１ａが太陽歯車（外歯歯車）１に同軸的に連結され
るとともに、低速軸３ａがリングギア（内歯歯車）３に
同軸的に連結され、太陽歯車１に外接し且つリングギア
３に内接する複数〔図３（ａ）に示す例では３個〕の遊
星歯車２がそなえられている。これらの遊星歯車２は、
それぞれ、回転軸４によりキャリア６に軸支されてい
る。That is, in the planetary gear type speed increasing / decreasing device, the high speed shaft 1a is coaxially connected to the sun gear (external gear) 1 and the low speed shaft 3a is coaxial with the ring gear (internal gear) 3. And a plurality (three in the example shown in FIG. 3A) of planet gears 2 circumscribed by the sun gear 1 and inscribed by the ring gear 3. These planetary gears 2
Each is supported by the carrier 6 by the rotating shaft 4.
【０００４】上述の構成により、高速軸１ａ側から回転
入力があった場合、その回転入力は、高速軸１ａから太
陽歯車１に伝達される。これにより、太陽歯車１に外接
する各遊星歯車２が回転し、リングギア３も回転して、
高速軸１ａからの回転入力が減速されて低速軸３ａから
出力されることになる。逆に、低速軸３ａ側から回転入
力があった場合、その回転入力は、低速軸３ａからリン
グギア３に伝達される。これにより、リングギア３に内
接する各遊星歯車２が回転し、太陽歯車１も回転して、
低速軸３ａからの回転入力が増速されて高速軸１ａから
出力されることになる。With the above configuration, when a rotation input is received from the high speed shaft 1a, the rotation input is transmitted from the high speed shaft 1a to the sun gear 1. Thereby, each planetary gear 2 circumscribing the sun gear 1 rotates, and the ring gear 3 also rotates,
The rotation input from the high speed shaft 1a is reduced and output from the low speed shaft 3a. Conversely, when a rotation input is received from the low-speed shaft 3a, the rotation input is transmitted from the low-speed shaft 3a to the ring gear 3. Thereby, each planetary gear 2 inscribed in the ring gear 3 rotates, and the sun gear 1 also rotates,
The rotation input from the low speed shaft 3a is increased in speed and output from the high speed shaft 1a.
【０００５】[0005]
【発明が解決しようとする課題】ところで、近年、高速
回転体の増減速装置の機能をさらに向上させるべく、図
３（ａ）および図３（ｂ）にて上述した一般的な遊星歯
車式のものに比べ、より高い減速比／増速比を実現する
こと（減速比についてはより小さく増速比についてはよ
り大きくすること）が望まれている。In recent years, in order to further improve the function of the speed increasing and reducing device for a high-speed rotating body, the general planetary gear type described above with reference to FIGS. 3 (a) and 3 (b) has been proposed. It is desired to realize a higher reduction ratio / speed increase ratio (a smaller reduction ratio and a larger speed increase ratio) as compared with the above.
【０００６】本発明は、このような要望に鑑み創案され
たもので、簡素な構成で減速比／増速比をより小さく／
大きくできるようにして、増減速性能の向上をはかった
増減速装置を提供することを目的とする。The present invention has been made in view of such a demand, and has a simple structure with a smaller reduction ratio / speed increase ratio.
An object of the present invention is to provide an acceleration / deceleration device that can be increased in size to improve the acceleration / deceleration performance.
【０００７】[0007]
【課題を解決するための手段】上記目的を達成するため
に、本発明の増減速装置は、摩擦力もしくは歯の噛み合
いによって駆動力を相互に伝達し合う複数の円筒状回転
部材からなるとともに、高速軸と低速軸とを同一中心軸
上にもちその中心軸について軸対称な構造を有し、複数
の円筒状回転部材を介して、高速軸への回転入力を減速
して低速軸から出力するか、もしくは、低速軸への回転
入力を増速して高速軸から出力するものであって、複数
の円筒状回転部材として、高速軸を同軸的に連結された
第１回転部材と、この第１回転部材に外接する少なくと
も１個の第２回転部材と、この第２回転部材に対して同
軸的に且つ一体的に連結され第２回転部材とは異なる径
を有する第３回転部材と、高速軸と同軸的に配置され第
２回転部材に外接する内周面を有する第４回転部材と、
高速軸と同軸的に配置され第３回転部材に外接する内周
面を有するとともに低速軸を同軸的に連結された第５回
転部材とをそなえたことを特徴としている。In order to achieve the above object, an acceleration / deceleration apparatus according to the present invention comprises a plurality of cylindrical rotating members that mutually transmit a driving force by frictional force or meshing of teeth. The high-speed axis and the low-speed axis are on the same central axis and have a structure that is axially symmetric about the central axis. Through a plurality of cylindrical rotating members, the rotational input to the high-speed axis is reduced and output from the low-speed axis. Alternatively, a rotation input to the low-speed shaft is increased and output from the high-speed shaft, and a first rotation member coaxially connected to the high-speed shaft as a plurality of cylindrical rotation members; At least one second rotating member circumscribing the one rotating member, a third rotating member coaxially and integrally connected to the second rotating member and having a diameter different from the second rotating member, It is arranged coaxially with the shaft and circumscribes the second rotating member. A fourth rotating member having an inner peripheral surface that,
A fifth rotating member having an inner peripheral surface disposed coaxially with the high-speed shaft and circumscribing the third rotating member and having a low-speed shaft coaxially connected thereto is provided.
【０００８】[0008]
【発明の実施の形態】以下、図面を参照して本発明の実
施の形態を説明する。図１および図２は本発明の一実施
形態としての増減速装置を示すもので、図１はその側断
面図、図２は図１のII−II矢視断面図である。なお、本
実施形態では、円筒面相互間の摩擦により駆動力を伝達
しながら増減速を行なう、トラクションドライブタイプ
の増減速装置に、本発明を適用した場合について説明す
る。Embodiments of the present invention will be described below with reference to the drawings. 1 and 2 show an accelerating / decelerating device according to an embodiment of the present invention. FIG. 1 is a sectional side view thereof, and FIG. 2 is a sectional view taken along line II-II of FIG. In this embodiment, a case will be described in which the present invention is applied to a traction drive type acceleration / deceleration device that performs acceleration / deceleration while transmitting a driving force by friction between cylindrical surfaces.
【０００９】本実施形態の増減速装置は、図１および図
２に示すように、摩擦によって駆動力を相互に伝達し合
う第１〜第５円筒（第１〜第５回転部材，ローラ，円筒
状回転部材）１０，２０，３０，４０，５０から構成さ
れるとともに、高速軸１１と低速軸５２とを同一中心軸
（図２の点Ｏを通過する軸）Ｃ上にもちその中心軸Ｃに
ついて軸対称な構造を有している。そして、これらの第
１〜第５円筒１０〜５０を介して、高速軸１１への回転
入力を減速して低速軸５２から出力するか、もしくは、
低速軸５２への回転入力を増速して高速軸１１から出力
するように構成されている。As shown in FIGS. 1 and 2, the acceleration / deceleration device according to this embodiment includes first to fifth cylinders (first to fifth rotating members, rollers, and cylinders) that mutually transmit a driving force by friction. Rotating member) 10, 20, 30, 40, 50, and the high-speed axis 11 and the low-speed axis 52 are on the same central axis (the axis passing through the point O in FIG. 2) C. Has an axially symmetric structure. Then, through these first to fifth cylinders 10 to 50, the rotation input to the high-speed shaft 11 is reduced and output from the low-speed shaft 52, or
The rotation input to the low-speed shaft 52 is increased in speed and output from the high-speed shaft 11.
【００１０】ここで、外径Ｄ1 の第１円筒１０には、高
速軸１１が同軸的に連結されており、この第１円筒１０
の外周には、同一径Ｄ2 を有する複数個（本実施形態で
は、図２に示すように３個）の第２円筒２０が接してい
る。そして、各第２円筒２０には、この第２円筒２０と
は異なる径Ｄ3 （＞Ｄ2 ）を有する第３円筒３０が、同
軸的に且つ一体的に連結されているほか、これらの第２
円筒２０の外周には、高速軸１１と同軸的に配置され静
止した円環状の第４円筒４０が、その円筒状内周面４１
（内径Ｄ4 ＝Ｄ1 ＋２Ｄ2 ）を外接させるようにしてそ
なえられている。A high-speed shaft 11 is coaxially connected to the first cylinder 10 having an outer diameter D 1 .
The outer periphery of (in this embodiment, three as shown in FIG. 2) a plurality having the same diameter D 2 second cylinder 20 is in contact. A third cylinder 30 having a diameter D 3 (> D 2 ) different from that of the second cylinder 20 is coaxially and integrally connected to each second cylinder 20. 2
On the outer periphery of the cylinder 20, a stationary annular fourth cylinder 40 arranged coaxially with the high-speed shaft 11 has a cylindrical inner peripheral surface 41.
(Inner diameter D 4 = D 1 + 2D 2 ).
【００１１】また、３つの第２円筒２０にそれぞれ連結
された３つの第３円筒３０の外周には、高速軸１１と同
軸的に配置されるとともに低速軸５２を同軸的に連結さ
れた円環状の第５円筒５０が、その円筒状内周面５１
（内径Ｄ5 ）を外接させるように且つ第４円筒４０と対
向するようにそなえられている。この第５円筒５０は、
低速軸５２を介して、第４円筒４０と一体的に設けられ
たケーシング６０により軸支されており、このケーシン
グ６０と第４円筒４０との間に第５円筒５０が保持され
ている。On the outer periphery of the three third cylinders 30 connected to the three second cylinders 20, respectively, there is formed an annular shape coaxially arranged with the high speed shaft 11 and coaxially connected with the low speed shaft 52. Has a cylindrical inner peripheral surface 51.
(Inner diameter D 5 ) is provided so as to circumscribe and face the fourth cylinder 40. This fifth cylinder 50
A fifth cylinder 50 is held between the casing 60 and the fourth cylinder 40 via a low-speed shaft 52 by a casing 60 provided integrally with the fourth cylinder 40.
【００１２】次に、特に図２を参照しながら、上述のご
とく構成された本発明の一実施形態としての増減速装置
における減速比を、その動作とともに説明する。例え
ば、まず高速軸１１が回転数Ｎ1 で回転する時、直径Ｄ
1 の第１円筒１０の周速ＵA はπ・Ｄ1 ・Ｎ1 となる。
そして、第２円筒２０は、第１円筒１０の外周面と静止
した第４円筒４０の内周面４１との間に挟まれながら回
転するが、このとき、第２円筒２０の直径Ｄ2よりも若
干大きな径Ｄ3 を有するように形成された第３円筒３０
の外周面と第５円環５０の内周面５１とが接する点で
は、第２円筒２０の外周面と第４円筒の内周面４１とが
接する点Ｏ′を中心として第１円筒１０の回転とは逆方
向の周速Ｕ B ＝〔（Ｄ3 −Ｄ2 ）／２〕・ＵA ／Ｄ2 が
発生することになる。Next, with particular reference to FIG.
Particularly configured acceleration / deceleration device as one embodiment of the present invention
Will be described together with its operation. example
First, if the high speed shaft 111When rotating at, the diameter D
1Peripheral speed U of the first cylinder 10AIs π · D1・ N1Becomes
The second cylinder 20 is stationary with the outer peripheral surface of the first cylinder 10.
While being sandwiched between the inner peripheral surface 41 of the fourth cylinder 40
At this time, the diameter D of the second cylinder 20TwoYounger than
Large diameter DThreeThird cylinder 30 formed to have
At the point where the outer peripheral surface of the
Is that the outer peripheral surface of the second cylinder 20 and the inner peripheral surface 41 of the fourth cylinder are
The direction opposite to the rotation of the first cylinder 10 about the contact point O '
Peripheral speed U B= [(DThree-DTwo) / 2] · UA/ DTwoBut
Will happen.
【００１３】その結果、第５円筒５０に取り付けられた
低速軸５２は、回転数Ｎ5 ＝ＵB ／（π・Ｄ5 ）で第１
円筒１０とは逆方向に回転することになる。従って、こ
のときの減速比は、Ｎ5 ／Ｎ1 ＝〔｛（Ｄ3 −Ｄ2 ）／
２｝／Ｄ2 〕・（Ｄ1 ／Ｄ5）となる。例えば図３
（ａ）および図３（ｂ）に示した遊星歯車式の増減速装
置の場合、第２円筒２０の中心軸が静止しているので、
その減速比はＤ1 ／Ｄ4 になる。[0013] As a result, the low-speed shaft 52 which is attached to the 5 cylinder 50, the rotational speed N 5 = U B / (π · D 5) in the first
The cylinder 10 rotates in the opposite direction. Therefore, the reduction ratio at this time is N 5 / N 1 = [｛(D 3 −D 2 ) /
2｝ / D 2 ] · (D 1 / D 5 ). For example, FIG.
In the case of the planetary gear type speed increasing / decelerating device shown in (a) and FIG. 3 (b), since the central axis of the second cylinder 20 is stationary,
Its reduction ratio becomes D 1 / D 4.
【００１４】ここで、（Ｄ3 −Ｄ2 ）／２＜Ｄ2 で且つ
Ｄ3 ≒Ｄ2 （ただしＤ3 ＞Ｄ2 ）となるように上述の円
筒１０〜５０を作成すれば、下式の通り、本実施形態の
減速比Ｎ5 ／Ｎ1 は、従来の遊星歯車式の増減速装置の
減速比Ｄ1 ／Ｄ4 に比べて小さくすることができる。Here, if the above-described cylinders 10 to 50 are formed so that (D 3 −D 2 ) / 2 <D 2 and D 3 ≒ D 2 (where D 3 > D 2 ), the following equation is obtained. As described above, the reduction ratio N 5 / N 1 of the present embodiment can be made smaller than the reduction ratio D 1 / D 4 of the conventional planetary gear type speed increasing / decreasing device.
【００１５】[0015]
【数１】 なお、第３円筒３０の径Ｄ3 を第２円筒２０の径Ｄ2 よ
りも小さくし（Ｄ3 ＜Ｄ2 ）且つ（Ｄ2 −Ｄ3 ）／２＜
Ｄ2 となるように、円筒１０〜５０を形成することも可
能である。このように、本発明の一実施形態としての増
減速装置によれば、その減速比（増速比）を、図３
（ａ）および図３（ｂ）に示すような従来の遊星歯車式
の増減速装置の減速比よりも小さくすることができる
（逆数を見れば増速比でこの増速比についてはより大き
くすることができる）ので、高速回転体の増減速装置の
機能（増減速性能）を大幅に向上させることができるの
である。(Equation 1) Incidentally, the diameter D 3 of the third cylinder 30 and smaller than the diameter D 2 of the second cylindrical 20 (D 3 <D 2) and (D 2 -D 3) / 2 <
As the D 2, it is also possible to form a cylinder 10 to 50. As described above, according to the acceleration / deceleration device as one embodiment of the present invention, the speed reduction ratio (speed increase ratio) is set to the value shown in FIG.
It can be made smaller than the reduction ratio of the conventional planetary gear type speed-up / reduction device as shown in FIG. 3 (a) and FIG. 3 (b). Therefore, the function (acceleration / deceleration performance) of the acceleration / deceleration device for the high-speed rotating body can be significantly improved.
【００１６】なお、上述した実施形態では、増減速装置
がトラクションドライブタイプで、増減速を行なうため
の円筒状回転部材が摩擦により駆動力を伝達するもので
ある場合について説明したが、本発明は、これに限定さ
れるものではなく、第１〜第５回転部材が、平歯車、も
しくは、はす歯歯車（ヘリカルギア）で、歯の噛み合い
により駆動力を伝達するものであってもよく、この場合
も、上述の実施形態と全く同様の作用効果が得られるこ
とは言うまでもない。In the above-described embodiment, the case where the acceleration / deceleration device is a traction drive type and the cylindrical rotating member for performing acceleration / deceleration transmits the driving force by friction has been described. However, the present invention is not limited to this, and the first to fifth rotating members may be spur gears or helical gears (helical gears) that transmit driving force by meshing teeth. In this case, it is needless to say that the same operation and effect as those of the above-described embodiment can be obtained.
【００１７】また、上述した実施形態では、第２回転部
材（第２円筒２０）が３個そなえられている場合〔つま
り第３回転部材（第３円筒３０）も３個そなえられてい
る〕について説明しているが、本発明は、これに限定さ
れるものではなく、１個，２個または４個以上そなえて
もよく、いずれの場合も、上述の実施形態と全く同様の
作用効果を得ることができる。In the above-described embodiment, the case where three second rotating members (second cylinders 20) are provided [that is, three third rotating members (third cylinders 30) are also provided] Although described, the present invention is not limited to this, and may include one, two, or four or more, and in any case, the same operation and effect as those of the above-described embodiment are obtained. be able to.
【００１８】[0018]
【発明の効果】以上詳述したように、本発明の増減速装
置によれば、高速軸を同軸的に連結された第１回転部材
と、この第１回転部材に外接する少なくとも１個の第２
回転部材と、この第２回転部材に対して同軸的に且つ一
体的に連結され第２回転部材とは異なる径を有する第３
回転部材と、高速軸と同軸的に配置され第２回転部材に
外接する内周面を有する第４回転部材と、高速軸と同軸
的に配置され第３回転部材に外接する内周面を有すると
ともに低速軸を同軸的に連結された第５回転部材とをそ
なえるという極めて簡素な構成により、その減速比をよ
り小さく、増速比についてはより大きくすることができ
るので、高速回転体の増減速装置の機能（増減速性能）
を大幅に向上させることができるという効果がある。As described above in detail, according to the acceleration / deceleration device of the present invention, the first rotating member coaxially connected to the high-speed shaft and at least one first rotating member circumscribing the first rotating member. 2
A third rotating member coaxially and integrally connected to the second rotating member and having a diameter different from that of the second rotating member;
A fourth rotating member having a rotating member, an inner peripheral surface disposed coaxially with the high-speed shaft and circumscribing the second rotating member, and an inner peripheral surface disposed coaxially with the high-speed shaft and circumscribing the third rotating member; And a fifth rotary member coaxially connected to the low-speed shaft, so that the reduction ratio can be made smaller and the speed increase ratio can be made larger. Equipment function (acceleration / deceleration performance)
Has the effect that can be greatly improved.
【図１】本発明の一実施形態としての増減速装置を示す
側断面図である。FIG. 1 is a side sectional view showing an acceleration / deceleration device as one embodiment of the present invention.
【図２】図１のII−II矢視断面図である。FIG. 2 is a sectional view taken along the line II-II in FIG.
【図３】（ａ），（ｂ）はそれぞれ従来の遊星歯車式増
減速装置を模式的に示す正面図および側面図である。FIGS. 3 (a) and 3 (b) are a front view and a side view schematically showing a conventional planetary gear type speed increasing and reducing device, respectively.
１０ 第１円筒（円筒状回転部材，第１回転部材） １１ 高速軸 ２０ 第２円筒（円筒状回転部材，第２回転部材） ３０ 第３円筒（円筒状回転部材，第３回転部材） ４０ 第４円筒（円筒状回転部材，第４回転部材） ４１ 円筒状内周面 ５０ 第５円筒（円筒状回転部材，第５回転部材） ５１ 円筒状内周面 ５２ 低速軸 DESCRIPTION OF SYMBOLS 10 1st cylinder (cylindrical rotating member, 1st rotating member) 11 High-speed shaft 20 2nd cylinder (cylindrical rotating member, 2nd rotating member) 30 3rd cylinder (cylindrical rotating member, 3rd rotating member) 40th 4 cylinder (cylindrical rotating member, fourth rotating member) 41 cylindrical inner peripheral surface 50 fifth cylinder (cylindrical rotating member, fifth rotating member) 51 cylindrical inner peripheral surface 52 low-speed shaft
Claims (1)
力を相互に伝達し合う複数の円筒状回転部材からなると
ともに、高速軸と低速軸とを同一中心軸上にもち該中心
軸について軸対称な構造を有し、該複数の円筒状回転部
材を介して、該高速軸への回転入力を減速して該低速軸
から出力するか、もしくは、該低速軸への回転入力を増
速して該高速軸から出力する増減速装置であって、 該複数の円筒状回転部材として、 該高速軸を同軸的に連結された第１回転部材と、 該第１回転部材に外接する少なくとも１個の第２回転部
材と、 該第２回転部材に対して同軸的に且つ一体的に連結さ
れ、該第２回転部材とは異なる径を有する第３回転部材
と、 該高速軸と同軸的に配置され、該第２回転部材に外接す
る内周面を有する第４回転部材と、 該高速軸と同軸的に配置され、該第３回転部材に外接す
る内周面を有するとともに、該低速軸を同軸的に連結さ
れた第５回転部材とがそなえられていることを特徴とす
る、増減速装置。1. A structure comprising a plurality of cylindrical rotating members for mutually transmitting a driving force by friction or meshing of teeth, and having a high-speed axis and a low-speed axis on the same central axis and axially symmetric about the central axis. Via the plurality of cylindrical rotating members, the rotation input to the high-speed shaft is reduced and output from the low-speed shaft, or the rotation input to the low-speed shaft is increased to increase the high-speed rotation input. An accelerating / decelerating device that outputs from a shaft, wherein the plurality of cylindrical rotating members include a first rotating member coaxially connected to the high-speed shaft, and at least one second circumscribing the first rotating member. A rotating member, a third rotating member coaxially and integrally connected to the second rotating member, and having a different diameter from the second rotating member; A fourth rotating member having an inner peripheral surface circumscribing the second rotating member; A fifth rotating member coaxially connected to the fast shaft, having an inner peripheral surface circumscribing the third rotating member, and being coaxially connected to the low speed shaft; Acceleration / deceleration device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9009695A JPH10205588A (en) | 1997-01-22 | 1997-01-22 | Speed increasing and decreasing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9009695A JPH10205588A (en) | 1997-01-22 | 1997-01-22 | Speed increasing and decreasing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH10205588A true JPH10205588A (en) | 1998-08-04 |
Family
ID=11727368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9009695A Pending JPH10205588A (en) | 1997-01-22 | 1997-01-22 | Speed increasing and decreasing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH10205588A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020007944A (en) * | 2000-08-22 | 2002-01-29 | 김석윤 | High ratio differential planetary gear reducer |
| KR100415488B1 (en) * | 2000-12-29 | 2004-01-24 | 한국원자력연구소 | High ratio differntial planetary gear reducer |
| KR20040020122A (en) * | 2002-08-29 | 2004-03-09 | 현대자동차주식회사 | Epicycle gear for automatic transmission |
| JP2007532837A (en) * | 2004-04-15 | 2007-11-15 | カイペル ゲーエムベーハー アンド カンパニー カーゲー | Drive device for adjuster in vehicle |
| JP2016043716A (en) * | 2014-08-19 | 2016-04-04 | オイレス工業株式会社 | caster |
-
1997
- 1997-01-22 JP JP9009695A patent/JPH10205588A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020007944A (en) * | 2000-08-22 | 2002-01-29 | 김석윤 | High ratio differential planetary gear reducer |
| KR100415488B1 (en) * | 2000-12-29 | 2004-01-24 | 한국원자력연구소 | High ratio differntial planetary gear reducer |
| KR20040020122A (en) * | 2002-08-29 | 2004-03-09 | 현대자동차주식회사 | Epicycle gear for automatic transmission |
| JP2007532837A (en) * | 2004-04-15 | 2007-11-15 | カイペル ゲーエムベーハー アンド カンパニー カーゲー | Drive device for adjuster in vehicle |
| JP2016043716A (en) * | 2014-08-19 | 2016-04-04 | オイレス工業株式会社 | caster |
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