JPH0429647A - Switching operation device of gear train - Google Patents
Switching operation device of gear trainInfo
- Publication number
- JPH0429647A JPH0429647A JP2183077A JP18307790A JPH0429647A JP H0429647 A JPH0429647 A JP H0429647A JP 2183077 A JP2183077 A JP 2183077A JP 18307790 A JP18307790 A JP 18307790A JP H0429647 A JPH0429647 A JP H0429647A
- Authority
- JP
- Japan
- Prior art keywords
- ring
- separation
- outer ring
- connecting member
- 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
- 238000000926 separation method Methods 0.000 claims abstract description 15
- 230000002265 prevention Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000008602 contraction Effects 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000008878 coupling Effects 0.000 description 11
- 238000010168 coupling process Methods 0.000 description 11
- 238000005859 coupling reaction Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000003042 antagnostic effect Effects 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
- Gear-Shifting Mechanisms (AREA)
- Structure Of Transmissions (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は主として要用の小型トラクタの進行方向や速
度を切替えるため、履帯を正逆両方向に切り換えて駆動
し、或いは変速して駆動するのに用いられる歯車列の切
替作動装置に関し、特に、回転方向あるいは速度の異な
る２個の歯車列のうちの−を選択的に作動させる摩擦ク
ラッチの作動装置に関するものである。[Detailed Description of the Invention] [Field of Industrial Application] This invention is mainly concerned with switching the traveling direction and speed of a small-sized tractor for driving by switching the crawler tracks in both forward and reverse directions, or by changing the speed. The present invention relates to a gear train switching actuating device used in a gear train, and particularly to a friction clutch actuating device that selectively operates one of two gear trains having different rotational directions or speeds.
一般に、この種の歯車切替え機構においては、第５図で
示すように、対称に設けられた２個のクラッチの押圧板
から外方へ突腕７ｆを突出させ、その先端部間を等配に
配置された３本のポルｌ−Ｂによって連結して行うこと
が考えられている。Generally, in this type of gear switching mechanism, as shown in FIG. 5, protruding arms 7f protrude outward from the pressing plates of two symmetrically provided clutches, and the distal ends of the protruding arms 7f are equally spaced. It is considered to be carried out by connecting three poles I-B arranged.
しかしながら、押圧板間をボルトで連結するものでは、
その組立作業が面倒であるのみならず、クラッチの外輪
７から外方へ突出する量が多く、全体を大型化させる結
果、高速回転に適さなくなる不具合があった。However, in the case where the pressure plates are connected with bolts,
Not only is the assembly work troublesome, but a large amount protrudes outward from the outer ring 7 of the clutch, which increases the overall size, making it unsuitable for high-speed rotation.
［課題を解決するための手段］
この発明はそのような不具合を解消し、組立てが容易で
、且つ、外観形状が小さく、高速運転に通した歯車の切
替え装置を得ることを目的とするもので、伝動軸にフラ
ンジを介してクラ・ソチの外輪を固設しその外輪の内側
に受圧板を係止すると共に、前記フランジと受圧板との
間に受圧板へ向けて進退する押圧板とを備え、受圧板と
押圧板との間に摩擦板を介在させた摩擦クラッチの２個
を前記フランジを挟んで両側に配置したクラッチ機構に
よって伝動・遮断可能の少なくとも２系統の歯車列を備
え、前記外輪の外周に複数に分割され全体として円弧状
をなす欠円状の連結部材で包み、前記２個の摩擦クラッ
チの押圧板の外周に設けた放射方向へ伸びる複数の突腕
を前記外輪を貫いて外方へ突出させ、その突出端と連結
部材とを軸方向不動に係合させると共に、前記連結部材
の外周に分離防止リングを嵌着して固定した点に特徴が
ある。[Means for Solving the Problems] The object of the present invention is to eliminate such problems and provide a gear switching device that is easy to assemble, has a small external shape, and can be operated at high speeds. , an outer ring of Kurasochi is fixed to the transmission shaft via a flange, a pressure receiving plate is locked to the inside of the outer ring, and a pressure plate that moves forward and backward toward the pressure plate is provided between the flange and the pressure receiving plate. At least two systems of gear trains capable of transmission and disconnection are provided by a clutch mechanism in which two friction clutches each having a friction plate interposed between a pressure receiving plate and a pressing plate are disposed on both sides of the flange. The outer ring is wrapped in a connecting member divided into a plurality of parts and has an arcuate shape as a whole, and a plurality of projecting arms extending in a radial direction provided on the outer periphery of the pressing plates of the two friction clutches are inserted through the outer ring. It is characterized in that the projecting end and the connecting member are fixedly engaged in the axial direction, and a separation prevention ring is fitted and fixed on the outer periphery of the connecting member.
左右のクラッチの押圧板は外輪の外面に取付けた円弧状
をなす薄い連結部材によって連結され、従来と同様に連
動する。その際、連結部材は複数の円弧状の板材からな
り、それらの外周に分離防止リングを嵌着し分離を防止
しつ＼、円滑な摺動を担保する。分離防止リングは軸方
向の長さが小さく回転部分の質量を軽減する。The pressing plates of the left and right clutches are connected by a thin arc-shaped connecting member attached to the outer surface of the outer ring, and interlock as in the conventional case. At this time, the connecting member is composed of a plurality of arc-shaped plates, and a separation prevention ring is fitted around the outer periphery of the plates to prevent separation and ensure smooth sliding. The separation prevention ring has a small axial length and reduces the mass of the rotating parts.
まず、第５図で示す従来の歯車切替え装置の構造を概説
する。図中、ｌは伝動ケースであり、これには駆動軸２
とその延長上に従動軸３とが配置され軸受されている。First, the structure of the conventional gear switching device shown in FIG. 5 will be outlined. In the figure, l is the transmission case, which includes the drive shaft 2.
A driven shaft 3 is disposed and supported on its extension.
両軸２．３は伝動軸をなすものでクラッチ機構４の直結
クラッチ４ａを介して直接に連結され、或いは減速クラ
ッチ４ｂと歯車列５．５を持つ補助軸６とを介して連結
される。Both shafts 2.3 form transmission shafts and are connected directly via a direct clutch 4a of a clutch mechanism 4, or via a reduction clutch 4b and an auxiliary shaft 6 having a gear train 5.5.
直結クラッチ４ａと左側の減速クラッチ４ｂとは一方が
係合されたとき他方が開放されるよう拮抗して作動する
ように構成されている。すなわち、直結クラッチ４ａが
係合するとき減速クラッチ４ｂが開放され、駆動軸２と
従動軸３とが直結されて、従動軸３には駆動軸２と同方
向の同速度の回転が与えられる。また、減速クラッチ４
ｂが係合するとき直結クラッチ４ａが開放され、駆動軸
２と従動軸３との間に減速歯車列５．５を持つ減速軸６
が介装されて、従動軸３には駆動軸２と同方向の減速さ
れた回転が与えられる。The direct coupling clutch 4a and the left-side reduction clutch 4b are configured to operate in opposition so that when one is engaged, the other is released. That is, when the direct coupling clutch 4a is engaged, the reduction clutch 4b is released, the drive shaft 2 and the driven shaft 3 are directly coupled, and the driven shaft 3 is given rotation in the same direction and at the same speed as the drive shaft 2. In addition, the deceleration clutch 4
When b is engaged, the direct coupling clutch 4a is released, and the reduction shaft 6 having the reduction gear train 5.5 between the drive shaft 2 and the driven shaft 3
is interposed so that the driven shaft 3 is given reduced rotation in the same direction as the drive shaft 2.
クラッチ機構４を更に詳述する。クラッチ機構４は駆動
軸２上にフランジ７ａを介して固着された外輪７の内側
に設けられている。すなわち、外輪７の内周部にはサー
クリップ７ｂ、７ｂで後退を阻止された受圧板７ｃ、７
ｃと、これに対して進退する押圧板７ｄ、７ｄが対向し
て設けられ、それらの間に複数の摩擦板７ｅ、７ｅが介
装されている。受圧板７ｃ、７ｃと押圧板７ｄ、７ｄと
は共に公知のようにそれらの外周部において前記外輪７
に設けた軸方向の切欠きに係合しており、軸方向のみ可
動となっている。The clutch mechanism 4 will be explained in further detail. The clutch mechanism 4 is provided inside an outer ring 7 fixed to the drive shaft 2 via a flange 7a. That is, on the inner peripheral part of the outer ring 7, there are pressure receiving plates 7c, 7 that are prevented from retreating by circlips 7b, 7b.
c, and pressing plates 7d, 7d that move forward and backward with respect to this are provided facing each other, and a plurality of friction plates 7e, 7e are interposed between them. Both the pressure receiving plates 7c, 7c and the pressing plates 7d, 7d are connected to the outer ring 7 at their outer peripheries, as is well known.
It is engaged with an axial notch provided in the axial direction, and is movable only in the axial direction.
受圧板７ｃ、７ｃと押圧板７ｄ、７ｄとの間に介装され
た複数の摩擦板７ｅ、７ｅは前記減速歯車列５．５の歯
車から軸方向へ突出された軸部或いは従動軸から伸びた
軸部とスプライン係合されており、押圧板７ｄ、７ｄが
受圧板７ｃ、７ｃに向けて進出したとき挟圧されてそれ
らを外輪７と同速度で駆動する。A plurality of friction plates 7e, 7e interposed between the pressure receiving plates 7c, 7c and the pressing plates 7d, 7d extend from a shaft portion or a driven shaft protruding in the axial direction from the gear of the reduction gear train 5.5. The pressure receiving plates 7d, 7d are pressed together when they advance toward the pressure receiving plates 7c, 7c, and drive them at the same speed as the outer ring 7.
押圧板７ｄ、７ｄの進退は前記フランジ７ａの一例に設
けた油圧機構８と他側に設けられた複数の仮ばね群９と
によってなされる。すなわち、油圧機構８は外輪７の内
面に形成されたシリンダ８ａとそこに嵌合された摺動自
在のピストン８ｂとを備え、ピストン８ｂの一側の油圧
室８ｃに所定の圧油が供給されたときピストン８ｂが左
動して押圧板７ｄを受圧板７Ｃ側へ進出させて減速クラ
ッチ４ｂを係合させると共に、ポル）Ｂを介し前記板ば
ね群９の弾力に抗して直結クラッチ４ａの押圧板７ｄを
受圧板７ｃから引き離し、直結クラッチ４ａを開放させ
る。The pressing plates 7d, 7d are moved back and forth by a hydraulic mechanism 8 provided on one example of the flange 7a and a plurality of temporary spring groups 9 provided on the other side. That is, the hydraulic mechanism 8 includes a cylinder 8a formed on the inner surface of the outer ring 7 and a slidable piston 8b fitted therein, and a predetermined pressure oil is supplied to a hydraulic chamber 8c on one side of the piston 8b. When this occurs, the piston 8b moves to the left to advance the pressure plate 7d toward the pressure receiving plate 7C to engage the deceleration clutch 4b, and at the same time, the direct coupling clutch 4a is moved against the elasticity of the leaf spring group 9 via the pole B. The pressing plate 7d is separated from the pressure receiving plate 7c, and the direct coupling clutch 4a is opened.
次に、第１図から第４図に示す第１実施例と、第５図か
ら第８図に示す第２実施例とによってこの発明の詳細な
説明する。なお、実施例のうち上記した従来の装置の構
成と同一の構造については同一の符号、同一の名称を附
してそれの詳細な説明は省略する。Next, the present invention will be explained in detail with reference to a first embodiment shown in FIGS. 1 to 4 and a second embodiment shown in FIGS. 5 to 8. In this embodiment, the same structures as those of the conventional apparatus described above are given the same reference numerals and names, and detailed explanation thereof will be omitted.
両実施例において、直結クラッチ４ａと減速クラッチ４
ｂとの各押圧板７ｄ、７ｄは以下のように、外輪７の外
周を覆うように巻付けられた円弧状の板材からなる連結
部材１０によって連結されている。すなわち、外輪７の
外周面には外輪７の外径と略同径の曲面に形成した４つ
に分割された円弧状の連結部材１０が巻付けられ、その
両端部外方で分離防止分離防止リング９ａにより分離し
ないよう保持されれ、その連結部材１０に直結クラッチ
４ａと減速クラッチ４ｂとの各押圧板７ｄ、７ｄが、そ
れぞれ分解可能に係止しである。In both embodiments, the direct coupling clutch 4a and the reduction clutch 4
The pressing plates 7d and 7d are connected by a connecting member 10 made of an arcuate plate material wrapped around the outer circumference of the outer ring 7, as described below. That is, an arc-shaped connecting member 10 divided into four parts formed into a curved surface having approximately the same diameter as the outer diameter of the outer ring 7 is wound around the outer circumferential surface of the outer ring 7, and a separation preventing separation member 10 is formed on the outer side of both ends of the connecting member 10. It is held by a ring 9a so as not to be separated, and the press plates 7d, 7d of the direct coupling clutch 4a and the deceleration clutch 4b are each removably engaged with the connecting member 10.
第１実施例において分離防止リング９ａはピアノ線その
他硬質の線材を円形に巻回し、両端部に係止部９ｃ、９
ｃを形成したもので、各押圧板７ｄ、７ｄから外輪７と
連結部材１０とを貫いて放射方向へ伸びる複数の突腕７
ｆ、７ｆに設けた２個の小孔９ｂに前記係止部９ｃ、９
ｃを挿入して係止しである。欠円状をなす分離防止リン
グ９ａは外輪７の外径より小径に作られており、その端
部は第３図で示すように軸方向へ屈曲されて前記小孔９
ｂに挿入される。すなわち、突腕７ｆが貫通する連結部
材１０の透孔１〇八は−の面１０ａが軸と直角に他の面
１０ｂは山形にそれぞれ形成されており、また、そこに
巻付けられた分離防止リング９ａは前記他の面１０ｂに
よって形成される斜面１０ｃと縮径傾向の弾力によって
小孔９ｂ方向の分力を生じさせ、クラッチ機構４が高速
回転するとき、分離防止リング９ａが遠心力で膨大し端
部が小孔９ｂから抜けることがないようにしである。In the first embodiment, the separation prevention ring 9a is made by winding piano wire or other hard wire material in a circular manner, and has locking portions 9c, 9 at both ends.
c, and a plurality of projecting arms 7 extending in the radial direction from each of the pressing plates 7d, 7d through the outer ring 7 and the connecting member 10.
The locking portions 9c and 9 are inserted into the two small holes 9b provided in f and 7f.
Insert c and lock it. The anti-separation ring 9a, which has an occluded circular shape, is made to have a smaller diameter than the outer diameter of the outer ring 7, and its end is bent in the axial direction as shown in FIG.
inserted into b. That is, in the through hole 108 of the connecting member 10 through which the protruding arm 7f passes, the - face 10a is formed at right angles to the axis, and the other face 10b is formed in a chevron shape, and a separation preventing material is wrapped around the hole 108. The ring 9a generates a component force in the direction of the small hole 9b due to the slope 10c formed by the other surface 10b and the elasticity that tends to reduce its diameter, and when the clutch mechanism 4 rotates at high speed, the separation prevention ring 9a is enlarged by the centrifugal force. This is to prevent the end portion from slipping out of the small hole 9b.
第２実施例で示す分離防止リング９ａは前記受圧板７ｃ
を兼ねており、鋼板をプレス成形して略環状となし、扇
形をなす４個の透孔９ｂを形成し、熱処理して硬化させ
である。そして、その透孔９ｈと係合する連結部材１０
の両端面には比較的大きい端面溝１０Ｂを設けてあり、
残余の部分が前記透孔９ｂ内へ挿通され互いに係止され
る。また、前記透孔９ｂには連結部材１０の他、外輪７
の端部に形成した突部○が同様に挿通され係止されてお
り、その突部○にサークリップ９ｃを係止して分離防止
リング９ａが軸方向に抜けないようにしである。よって
、分離防止リング９ａ、連結部材１０および外輪７は一
体的に回転すると共に、連結部材１０のみが外輪７の外
周面を軸方向摺動可能に取付けられる。The separation prevention ring 9a shown in the second embodiment is the pressure receiving plate 7c.
A steel plate is press-formed into a substantially annular shape, four sector-shaped through holes 9b are formed, and the steel plate is heat-treated and hardened. A connecting member 10 that engages with the through hole 9h
Comparatively large end grooves 10B are provided on both end faces of the
The remaining portions are inserted into the through hole 9b and locked together. In addition to the connecting member 10, the outer ring 7 is also provided in the through hole 9b.
A protrusion ◯ formed at the end of the ring is similarly inserted and locked, and a circlip 9c is locked to the protrusion ◯ to prevent the separation prevention ring 9a from coming off in the axial direction. Therefore, the separation prevention ring 9a, the connecting member 10, and the outer ring 7 rotate together, and only the connecting member 10 is attached to the outer peripheral surface of the outer ring 7 so as to be slidable in the axial direction.
斯くて、クラッチ機構４は減速クラッチ４ｈの押圧板７
ｄに作用する油圧機構８の押圧力と直結クラッチ４ａの
押圧板７ｄに作用する板ばね群９の弾力とが連結部材１
０を介して相互に作用し合い、両押圧板７ｄが拮抗して
作動するよう連動させる。In this way, the clutch mechanism 4 has the pressure plate 7 of the deceleration clutch 4h.
The pressing force of the hydraulic mechanism 8 acting on the coupling member 1 and the elasticity of the leaf spring group 9 acting on the pressing plate 7d of the direct coupling clutch 4a
0, and the two pressing plates 7d are interlocked so that they operate antagonistically.
なお、連結部材１０を軸方向に４個に分割することは発
明の構成上必須ではなく、複数個が集合して全体として
円形をなすように構成すれば３個でも５個でもよいこと
はもちろんである。また、クラッチ機構を歯車変速機に
利用した例を示したがこれに限らず、歯車の正逆転機構
に用いるものにも適用できる。It should be noted that it is not essential to divide the connecting member 10 into four pieces in the axial direction, and it is of course possible to divide the connecting member 10 into four pieces in the axial direction. It is. Further, although an example in which the clutch mechanism is used in a gear transmission is shown, the present invention is not limited to this, and can also be applied to a gear forward/reverse mechanism.
この発明は以上のように、同軸上に配置された直結クラ
ッチ４ａと減速クラッチ４ｂとの２個のクラッチの押圧
板７ｄは連結部材１０を介して互いに連結されるから、
従来のボルトＢによって連結するものと同様に前記両ク
ラッチを拮抗して係脱させることができる。また、連結
部材１ｏが、従来のボルトＢに代えて用いられるので、
組立の都度、ボルトとナツトとを螺合させる手間が省け
て組立が容易になる他、回転部分の外径を小型化するこ
とができ、−層安全に高速運転を可能にする等の効果が
ある。As described above, in this invention, the pressing plates 7d of the two clutches, the direct coupling clutch 4a and the reduction clutch 4b, which are arranged coaxially, are connected to each other via the connecting member 10.
Similar to the conventional connection using bolts B, both the clutches can be engaged and disengaged in an antagonistic manner. Furthermore, since the connecting member 1o is used in place of the conventional bolt B,
In addition to simplifying assembly by eliminating the need to screw together bolts and nuts each time, the outer diameter of the rotating parts can be reduced, which has the effect of enabling safe high-speed operation. be.
図面はこの発明の一実施例を示す。第１図から第４図ま
では第１実施例を示し、第１図は第２図中の１−１断面
図、第２図は要部の正面図、第３図は要部であるリング
９ｂの正面図（ａ）および側面図（ｂｌ、第４図は同じ
く要部である補助筒部材１１の正面図（ａｌおよび側面
図（′ｂ）である。第５図から第８図発明第２実施例を
示し、第５図は第２図相当の要部の正面図、第６図はそ
の矢視■図、第７図はその■−■断面図、第８図は第４
図相当の正面図（ａｌおよび側面図（′ｂ）である。第
９図は従来の作動装置を示す断面図である。
４ａ−直結クラッチ、 ４ｂ−減速クラッチ、外輪、
連結部材、The drawings show one embodiment of the invention. Figures 1 to 4 show the first embodiment, Figure 1 is a 1-1 sectional view in Figure 2, Figure 2 is a front view of the main part, and Figure 3 is the main part of the ring. 9b is a front view (a) and a side view (bl), and FIG. 4 is a front view (al) and a side view ('b) of the auxiliary cylinder member 11, which is also the main part. Fig. 5 is a front view of the main part corresponding to Fig. 2, Fig. 6 is a view taken along the
9 is a front view (al) and a side view ('b) corresponding to the figure. FIG. 9 is a sectional view showing a conventional actuating device. 4a - direct coupling clutch, 4b - reduction clutch, outer ring, connection member,
Claims (1)
外輪の内側に受圧板を係止すると共に、前記フランジと
受圧板との間に受圧板へ向けて進退する押圧板とを備え
、受圧板と押圧板との間に摩擦板を介在させた摩擦クラ
ッチの２個を前記フランジを挟んで両側に配置したクラ
ッチ機構によって伝動・遮断可能の少なくとも２系統の
歯車列を備え、前記外輪の外周に複数に分割され全体と
して円弧状をなす欠円状の連結部材で包み、前記２個の
摩擦クラッチの押圧板の外周に設けた放射方向へ伸びる
複数の突腕を前記外輪を貫いて外方へ突出させ、その突
出端と連結部材とを軸方向不動に係合させると共に、前
記連結部材の外周に分離防止リングを嵌着して固定した
歯車列の切替作動装置。An outer ring of the clutch is fixed to the transmission shaft via a flange, a pressure receiving plate is locked inside the outer ring, and a pressure plate is provided between the flange and the pressure receiving plate to advance and retreat toward the pressure receiving plate. The outer periphery of the outer ring is provided with at least two systems of gear trains capable of transmission and disconnection by a clutch mechanism in which two friction clutches each having a friction plate interposed between a plate and a pressing plate are arranged on both sides of the flange. is divided into a plurality of parts and wrapped in a circular arc-shaped connecting member as a whole, and a plurality of protruding arms extending in radial directions provided on the outer periphery of the pressing plates of the two friction clutches penetrate the outer ring and extend outward. A switching actuation device for a gear train, in which the protruding end thereof is fixedly engaged with a connecting member in the axial direction, and a separation prevention ring is fitted and fixed on the outer periphery of the connecting member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2183077A JPH0747980B2 (en) | 1990-04-28 | 1990-07-10 | Gear train switching device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11218190 | 1990-04-28 | ||
| JP2-112181 | 1990-04-28 | ||
| JP2183077A JPH0747980B2 (en) | 1990-04-28 | 1990-07-10 | Gear train switching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0429647A true JPH0429647A (en) | 1992-01-31 |
| JPH0747980B2 JPH0747980B2 (en) | 1995-05-24 |
Family
ID=26451416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2183077A Expired - Lifetime JPH0747980B2 (en) | 1990-04-28 | 1990-07-10 | Gear train switching device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0747980B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016093835A (en) * | 2014-11-12 | 2016-05-26 | ヒョドン マシーン カンパニー リミテッド | Servo type former starter |
| JP2020094616A (en) * | 2018-12-11 | 2020-06-18 | 株式会社ジェイテクト | Clutch device |
-
1990
- 1990-07-10 JP JP2183077A patent/JPH0747980B2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016093835A (en) * | 2014-11-12 | 2016-05-26 | ヒョドン マシーン カンパニー リミテッド | Servo type former starter |
| JP2020094616A (en) * | 2018-12-11 | 2020-06-18 | 株式会社ジェイテクト | Clutch device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0747980B2 (en) | 1995-05-24 |
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