JP2506883Y2 - Cylindrical connecting shaft - Google Patents
Cylindrical connecting shaftInfo
- Publication number
- JP2506883Y2 JP2506883Y2 JP11668490U JP11668490U JP2506883Y2 JP 2506883 Y2 JP2506883 Y2 JP 2506883Y2 JP 11668490 U JP11668490 U JP 11668490U JP 11668490 U JP11668490 U JP 11668490U JP 2506883 Y2 JP2506883 Y2 JP 2506883Y2
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- ridge
- connecting shaft
- cylindrical connecting
- projection
- 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.)
- Expired - Fee Related
Links
Description
【考案の詳細な説明】 〔産業上の利用分野〕 本考案は、少なくとも一端が開口された筒状の筒型連
結軸であって、棒状の伝導軸を嵌入することによってこ
の伝導軸との間で軸回りの回転力を伝達するための筒型
連結軸に関する。DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a tubular connecting shaft having a tubular shape with at least one end opened, and by inserting a rod-shaped conducting shaft into the connecting shaft. The present invention relates to a tubular connecting shaft for transmitting a rotational force about an axis.
従来、トラック等に搭載される運行記録計に上記のよ
うな筒型連結軸が使用されている。Conventionally, the tubular connecting shaft as described above has been used for an operation recorder mounted on a truck or the like.
上記運行記録計は車両の速度や走行距離を表示すると
ともに、この速度や走行距離を経時的にチャート紙に記
録する装置であり、例えば第９図のようになっている。
同図は上記運行記録計の断面図であり、カウンターカバ
ー20の背後には、本体ケース10の下部と一体にされたカ
ウンターケース11内にカウンター12（走行距離積算計）
が収容されている。また、本体ケース10内には、記録針
14aを駆動する駆動機構14やそれと連動してカウンター1
2を駆動するための筒型連結軸15が収容されている。そ
して、この種の運行記録計では、記録計14aとカウンタ
ー12とを同じ駆動源で駆動するために、図示のように、
カウンター12に取り付けられた伝導軸13を筒型連結軸15
に連結し、筒型連結軸15の回転力を伝導軸13を介してカ
ウンター12に伝達するようになっている。The operation recorder is a device that displays the speed and the traveled distance of the vehicle and records the speed and the traveled distance on the chart paper with time, and is, for example, as shown in FIG.
The same figure is a cross-sectional view of the above-mentioned operation recorder. Behind the counter cover 20, inside the counter case 11 integrated with the lower part of the main body case 10 is a counter 12 (mileage totalizer).
Is housed. In addition, the main body case 10 has a recording needle
Drive mechanism 14 that drives 14a and counter 1 in conjunction with it
A cylindrical connecting shaft 15 for driving 2 is housed. And in this kind of operation recorder, in order to drive the recorder 14a and the counter 12 by the same drive source, as shown in the figure,
The transmission shaft 13 attached to the counter 12 is replaced with the cylindrical connecting shaft 15.
And the rotational force of the cylindrical connecting shaft 15 is transmitted to the counter 12 via the transmission shaft 13.
すなわち、第７図に示したように、伝導軸13の筒型連
結軸15側の先端部には回転軸Ｌに対して直角に突出した
一対の突起13aが形成されている。また、第８図に示し
たように、筒型連結軸15は円筒形状で、その円筒内部に
は突条15aが形成され、この突条15aの間に係合溝15bが
形成されている。そして、伝導軸13の先端部が筒型連結
軸15内に嵌入され、この先端部の突起13aが上記係合溝1
5bに係合され、筒型連結軸15から伝導軸13へ回転力が伝
達される。That is, as shown in FIG. 7, a pair of protrusions 13 a protruding at right angles to the rotation axis L are formed at the tip end of the transmission shaft 13 on the side of the cylindrical connecting shaft 15. Further, as shown in FIG. 8, the tubular connecting shaft 15 has a cylindrical shape, and a protrusion 15a is formed inside the cylinder, and an engagement groove 15b is formed between the protrusions 15a. Then, the tip end of the conductive shaft 13 is fitted into the cylindrical connecting shaft 15, and the projection 13a of the tip end is engaged with the engagement groove 1 described above.
The rotation force is transmitted from the cylindrical connecting shaft 15 to the transmission shaft 13 by being engaged with the 5b.
なお、この種の筒型連結軸15と伝導軸13においては、
例えば第９図のように伝導軸13の軸が筒型連結軸15の軸
に対して傾斜した状態でも回転でき、かつ、係合溝15b
の深部で突起13aが確実に係合されるようにするため
に、筒型連結軸15の突条15aは、挿入口側端部の高さが
低く、挿入口から深部にかけて次第に高くなるように形
成されている。In this type of tubular connecting shaft 15 and conductive shaft 13,
For example, as shown in FIG. 9, the transmission shaft 13 can be rotated even when the shaft is inclined with respect to the shaft of the tubular connecting shaft 15, and the engagement groove 15b
In order to ensure that the projection 13a is engaged in the deep portion of the ridge, the protrusion 15a of the tubular coupling shaft 15 has a low height at the end portion on the insertion opening side and becomes gradually higher from the insertion opening to the deep portion. Has been formed.
また、前記運行記録計の製造過程では、本体ケース10
側とカウンター12とをそれぞれ別工程で製造して伝導軸
13を予めカウンター12に取り付け、カウンター12をカウ
ンターケース11内に組み付けるときには、カウンターケ
ース11の壁面11aの開口部11bに伝導軸13を通しながらカ
ウンター12をカウンターケース11内に収容するようにし
ている。In the manufacturing process of the operation recorder, the main body case 10
Side and counter 12 are manufactured in different processes respectively and the transmission shaft
13 is attached to the counter 12 in advance, and when the counter 12 is assembled in the counter case 11, the counter 12 is accommodated in the counter case 11 while passing the conductive shaft 13 through the opening 11b of the wall surface 11a of the counter case 11. .
筒型連結軸15の突条15aの形状は、上記のような組み
付け作業に対しても都合良くなっており、筒型連結軸15
の挿入口の位置で、伝導軸13の突起13aが突条15aの挿入
口側端部に当たらずに回動でき、伝導軸13の先端部およ
びその突起13aを筒型連結軸15の内部に嵌入しやすくな
っている。The shape of the protrusion 15a of the tubular connecting shaft 15 is convenient for the above-described assembling work.
At the position of the insertion port, the projection 13a of the conduction shaft 13 can be rotated without hitting the end portion of the protrusion 15a on the insertion port side, and the tip end of the conduction shaft 13 and the projection 13a thereof are placed inside the tubular coupling shaft 15. It is easy to insert.
しかしながら、上記従来の筒型連結軸15によれば、突
条15aの稜部が単一の円弧面になっているため、例え
ば、第６図に示したように、伝導軸13を筒型連結軸15内
にある程度挿入したとき、突起13aが突条15aの稜部に乗
った状態で支えてしまうことあがり、嵌入できなかった
り、伝導軸13を破損してしまうなどの問題がある。However, according to the above-mentioned conventional cylindrical connecting shaft 15, since the ridges of the protrusions 15a have a single arc surface, for example, as shown in FIG. When inserted into the shaft 15 to some extent, there is a problem that the protrusion 13a may be supported while being supported on the ridge of the protrusion 15a, the protrusion 13a cannot be fitted, and the conduction shaft 13 may be damaged.
本考案は、筒内面に伝導軸の突起と係合する係合溝と
突条を有するとともに伝導軸を滑らか嵌入できるような
筒型連結軸を提供することを課題とする。An object of the present invention is to provide a tubular connecting shaft having an engaging groove and a ridge on the inner surface of the cylinder for engaging with the projection of the conductive shaft and allowing the conductive shaft to be smoothly fitted therein.
上記の課題を解決するためになした本考案の筒型連結
軸は、少なくとも一端が開口された筒状の筒型連結軸で
あって、筒内面に上記開口側から深部にかけて高さが次
第に高くなる突条を有し、棒状の伝導軸の端部を当該筒
型連結軸内に嵌入して該伝導軸の端部に形成された突起
を上記突条の間に形成される係合溝に係合させることに
より、上記伝導軸との間で軸回りの回転力を伝達するよ
うにした筒型連結軸において、前記突条の稜部に、該稜
部の中央を高くして該突条の両脇の係合溝に至る会合す
る２の傾斜面が形成されていることを特徴とする。The cylindrical connecting shaft of the present invention made to solve the above-mentioned problems is a cylindrical connecting shaft having at least one end opened, and the height gradually increases from the opening side to the deep part on the inner surface of the cylinder. The rod-shaped conductive shaft has an end portion fitted into the tubular coupling shaft, and the projection formed at the end portion of the conductive shaft is formed in the engaging groove formed between the protruding portions. In the cylindrical connecting shaft adapted to transmit the rotational force around the shaft with the transmission shaft by engaging with the transmission shaft, the center of the ridge is made higher than the ridge of the ridge. The two inclined surfaces are formed so as to reach the engaging grooves on both sides of.
また、本考案の筒型連結軸は、上記同様に筒内の深部
にかけて高さが次第に高くなる突条の間に形成される係
合溝に、伝導軸の突起を係合させることにより、伝導軸
との間で軸回りの回転力を伝達するようにした筒型連結
軸において、前記突条の前記開口側の端部が鋭利にさ
れ、該端部から前記係合溝に至る傾斜面が、該突条の側
面の上記開口側一部に形成されていることを特徴とす
る。In addition, the tubular connecting shaft of the present invention has the same structure as that described above, in which the projection of the conductive shaft is engaged with the engaging groove formed between the protrusions whose height gradually increases toward the deep portion in the cylinder. In a cylindrical connecting shaft configured to transmit a rotational force about an axis between the shaft and the shaft, an end of the protrusion on the opening side is sharpened, and an inclined surface from the end to the engaging groove is formed. It is characterized in that it is formed on a part of the side surface of the protrusion on the opening side.
前記突条の稜部に傾斜面が形成された本考案の筒型連
結軸によれば、上記傾斜面は、突条の稜部の中央を高く
して両脇の係合溝に至るようになっているので、伝導軸
の突起が、上記突条の稜部の位置になっても、伝導軸を
挿入していくと、突起の先端が上記稜部の傾斜面に沿っ
て摺動し、この突起が、突条の間すなわち係合溝に滑ら
かに嵌合される。According to the cylindrical connecting shaft of the present invention in which the ridge of the ridge is formed with an inclined surface, the inclined surface is configured such that the center of the ridge of the ridge is raised to reach the engaging grooves on both sides. Therefore, even if the projection of the conductive shaft is located at the ridge of the ridge, when the conductive shaft is inserted, the tip of the projection slides along the inclined surface of the ridge, The protrusion is smoothly fitted between the protrusions, that is, in the engaging groove.
前記突条の側面一部に傾斜面が形成された本考案の筒
型連結軸によれば、上記突条の開口側の端部が鋭利で、
上記傾斜面はこの端部から係合溝に至るようになってい
るので、伝導軸の突起が、上記突条の稜部の位置になっ
ても、伝導軸を挿入していくと、突起の側面が上記突条
の傾斜面に沿って摺動し、この突起が突条の間すなわち
係合溝に滑らかに嵌合される。According to the tubular connecting shaft of the present invention in which an inclined surface is formed on a part of the side surface of the ridge, the opening-side end of the ridge is sharp,
Since the inclined surface extends from this end to the engaging groove, even if the projection of the conductive shaft is located at the ridge of the ridge, when the conductive shaft is inserted, the projection The side surface slides along the inclined surface of the protrusion, and the protrusion is smoothly fitted between the protrusions, that is, in the engaging groove.
第１図は本考案第１実施例の筒型連結軸を示す図、第
２図はその一部断面斜視図であり、前記第９図について
説明したと同様な運行記録計の内部でカウンターと駆動
機構との連結部分に使用されるものである。なお、この
筒型連結軸１には、前記第７図について説明したと同じ
伝導軸13が嵌入される。FIG. 1 is a view showing a cylindrical connecting shaft according to a first embodiment of the present invention, and FIG. 2 is a partial cross-sectional perspective view thereof, showing a counter inside an operation recorder similar to that described with reference to FIG. It is used for the connection part with the drive mechanism. The same transmission shaft 13 as that described with reference to FIG. 7 is fitted into the cylindrical connecting shaft 1.
図示のように、筒型連結軸１は伝導軸13が挿入される
挿入口（開口部分）を有する円筒状で、この挿入口から
円筒内部にかけて円錐台状のテーパー面1aが形成されて
いる。また、このテーパー面1aの円筒内部側の縁から
は、深部にかけて高さが次第に高くなる突条1bが回転軸
を中心にして四方に形成され、さらに各突条1bの稜部は
その中央を高くされ、この中央の両脇は円筒の半径方向
に対して傾斜したテーパー面1cにされている。As shown in the figure, the cylindrical connecting shaft 1 is in the shape of a cylinder having an insertion opening (opening portion) into which the conduction shaft 13 is inserted, and a truncated cone-shaped tapered surface 1a is formed from the insertion opening to the inside of the cylinder. Further, from the edge of the tapered surface 1a on the inner side of the cylinder, a ridge 1b whose height gradually increases toward the deep part is formed in four directions around the rotation axis, and the ridge of each ridge 1b is located at the center thereof. Both sides of the center are raised, and the tapered surfaces 1c are inclined with respect to the radial direction of the cylinder.
そして、筒型連結軸１の突条1bの間に形成される係合
溝1dに、伝導軸13の突起13aが係合される。Then, the projection 13a of the transmission shaft 13 is engaged with the engagement groove 1d formed between the protrusions 1b of the tubular coupling shaft 1.
突条1bの稜部のテーパー面1cは、それぞれ隣接する突
条1bにおける対向するテーパー面1cと同じ円錐の側面に
され、この円錐は、筒型連結軸１の軸心Ｏから係合溝1d
側にずれた点Ｐを通る直線を軸とする円錐になってい
る。例えば、第１図（ａ）に示したように、突条1b1に
おける片側のテーパー面1c1と、突条1b1に隣接する突条
1b2におけるテーパー面1c2とは、点Ｐを通る筒型連結軸
１の軸Ｏと平行な直線を軸とする同一円錐の側面になっ
ている。The taper surface 1c of the ridge of the ridge 1b is a side surface of the same cone as the opposite taper surface 1c of the adjacent ridges 1b, and this cone extends from the axis O of the cylindrical connecting shaft 1 to the engaging groove 1d.
It is a cone whose axis is a straight line passing through the point P which is displaced to the side. For example, as shown in FIG. 1 (a), and one side of the tapered surface 1c 1 in ridges 1b 1, ridges adjacent to ridge 1b 1
The tapered surface 1c 2 in 1b 2, which is the axis O and parallel straight cylindrical connecting shaft 1 passing through the point P to the side of the same cone whose axes.
そして、同じ突条1bにおける２つのテーパー面1cは、
突条1bの中央で角度を成して会合するとともに突条1bの
裾の方になるに従って係合溝1dに接近するように傾斜し
ている。And two taper surfaces 1c in the same ridge 1b are
The ridges 1b meet at an angle in the center of the ridges 1b and are inclined so as to approach the engaging groove 1d toward the hem of the ridges 1b.
したがって、伝導軸13の突起13aが突条1bの位置にな
っても、突起13aが突条1bの稜部に乗った状態で支えて
しまうことがなく、突起13aはテーパー面1cに沿って係
合溝1dに確実に嵌合され、伝導軸13を筒型連結軸１に滑
らかに嵌入させることができる。Therefore, even if the projection 13a of the transmission shaft 13 is located at the position of the ridge 1b, the projection 13a does not support the ridge of the ridge 1b and does not support the projection 13a. The transmission shaft 13 can be securely fitted into the mating groove 1d, and the transmission shaft 13 can be smoothly fitted into the tubular coupling shaft 1.
第３図は本考案第２実施例の筒型連結軸を示す図、第
４図はその一部断面斜視図であり、第１実施例と同様に
運行記録計に使用されるものである。FIG. 3 is a view showing a cylindrical connecting shaft of a second embodiment of the present invention, and FIG. 4 is a partial cross-sectional perspective view thereof, which is used in an operation recorder like the first embodiment.
図示のように、筒型連結軸２は第１実施例と同様に円
筒状で、挿入口から円筒内部にかけて円錐台状のテーパ
ー面2aが形成されている。また、このテーパー面2aの円
筒内部側の縁からは、深部にかけて高さが次第に高くな
る突条2bが回転軸を中心にして四方に形成されている。As shown in the figure, the cylindrical connecting shaft 2 has a cylindrical shape similar to that of the first embodiment, and a truncated conical tapered surface 2a is formed from the insertion port to the inside of the cylinder. Further, from the edge of the tapered surface 2a on the inner side of the cylinder, a ridge 2b whose height gradually increases toward the deep part is formed in four directions around the rotation axis.
この実施例の筒型連結軸２は、第３図（ａ）に矢印で
示したように一定方向に回転されるもので、各突条2bの
回転方向側の側面は回転軸と平行な平面にされ、この側
面は後述説明する伝導軸の突起に回転力を伝達する係合
面2cとされている。The cylindrical connecting shaft 2 of this embodiment is rotated in a fixed direction as shown by the arrow in FIG. 3 (a), and the side surface on the rotation direction side of each protrusion 2b is a plane parallel to the rotation shaft. This side surface serves as an engagement surface 2c that transmits a rotational force to a projection of a transmission shaft, which will be described later.
また、各突条2bの先端は係合面2cの端部2dが鋭利にさ
れ、突条2bの回転方向と反対側の側面の一部には、この
端部2dから深部にかけて傾斜面2eが形成されている。そ
して、この傾斜面2eよりさらに深部側に連なる側面2f
と、この側面2fに対向する突条の係合面2cとの間に係合
溝2gが形成されている。Further, at the tip of each protrusion 2b, the end 2d of the engaging surface 2c is sharpened, and an inclined surface 2e from the end 2d to the deep portion is formed on a part of the side surface opposite to the rotation direction of the protrusion 2b. Has been formed. Then, the side surface 2f extending further deeper than the inclined surface 2e.
And an engaging groove 2g is formed between the engaging surface 2c of the ridge and the side surface 2f.
この実施例の筒型連結軸２には、第５図に示した伝導
軸３が嵌入される。The transmission shaft 3 shown in FIG. 5 is fitted into the tubular connecting shaft 2 of this embodiment.
この伝導軸３の先端部には回転軸Ｌに対して直角をな
すとともに互いに180°の位置になる一対の突起3aが形
成され、さらに、この突起3aに対してそれぞれ90°の位
置になる一対のガイドピン3bが形成されている。そし
て、筒型連結軸２の突条2bの間に形成される係合溝2g
に、伝導軸３の突起3aとガイドピン3cが嵌合される。A pair of projections 3a which are perpendicular to the rotation axis L and are located at 180 ° to each other are formed at the tip of the transmission shaft 3, and a pair of projections 3a are located at 90 ° to the projections 3a. Guide pins 3b are formed. The engaging groove 2g formed between the protrusions 2b of the tubular connecting shaft 2
Then, the projection 3a of the transmission shaft 3 and the guide pin 3c are fitted together.
ここで、伝導軸３を筒型連結軸２に挿入するとき、伝
導軸３の突起3aが突条2bの位置になってそのまま挿入さ
れても、突起3aの側面が突条2bの傾斜面2eに当接し、さ
らに挿入されると突起3aが傾斜面2eに沿って摺動しなが
ら伝導軸3aが回転し、突起3bが係合溝2gに滑らかに嵌入
される。Here, when the conductive shaft 3 is inserted into the tubular connecting shaft 2, even if the projection 3a of the conductive shaft 3 is at the position of the projection 2b and is inserted as it is, the side surface of the projection 3a is the inclined surface 2e of the projection 2b. When further inserted, the projection 3a slides along the inclined surface 2e, the transmission shaft 3a rotates, and the projection 3b is smoothly fitted into the engagement groove 2g.
なお、伝導軸３のガイドピン3bは、一対の突起3aが、
筒型連結軸２の４つの係合溝2gのうち180°の位置で対
向する一つの係合溝2gにそれぞれ嵌合されるようにする
ためのものであり、筒型連結軸２から伝導軸３に回転力
を伝達するためのものではない。The guide pin 3b of the transmission shaft 3 has a pair of protrusions 3a,
One of the four engaging grooves 2g of the tubular connecting shaft 2 is fitted into one engaging groove 2g facing each other at a position of 180 °. It is not for transmitting the rotational force to 3.
すなわち、ガイドピン3bは突起3aより細くなってお
り、突起3aが係合溝2g内に嵌合されたとき、ガイドピン
3bと突条2bとの間には隙間ができる。これにより、筒型
連結軸２からの回転力は、互いに180°の位置関係にあ
る一対の突起3aのみによって伝導軸３に伝達されるよう
になり、回転力を効率良く伝達することができる。That is, the guide pin 3b is thinner than the protrusion 3a, and when the protrusion 3a is fitted in the engaging groove 2g, the guide pin 3b
There is a gap between 3b and the ridge 2b. As a result, the rotational force from the tubular coupling shaft 2 is transmitted to the transmission shaft 3 only by the pair of protrusions 3a having a positional relationship of 180 °, and the rotational force can be efficiently transmitted.
以上説明したように本考案の筒型連結軸によれば、筒
内の深部にかけて高さが次第に高くなる突条の間に形成
される係合溝に、伝導軸の突起を係合させることによ
り、伝導軸との間で軸回りの回転力を伝達するようにし
た筒型連結軸において、突条の稜部に中央を高くして両
脇の係合溝に至る会合する２の傾斜面を形成したので、
伝導軸の突起が突条の稜部の位置になっても、伝導軸の
挿入に応じて、突起の先端を稜部の傾斜面に沿うように
することができ、伝導軸を滑らか嵌入させることができ
る。As described above, according to the tubular connecting shaft of the present invention, by engaging the projection of the conductive shaft with the engaging groove formed between the protrusions whose height gradually increases toward the deep inside of the cylinder. In a cylindrical connecting shaft configured to transmit a rotational force around the shaft with the transmission shaft, two inclined surfaces that meet at the ridges of the protrusions and reach the engaging grooves on both sides are formed. Because it formed
Even if the projection of the conductive shaft is at the ridge of the ridge, the tip of the projection can be made to follow the inclined surface of the ridge according to the insertion of the conductive shaft, and the conductive shaft can be smoothly inserted. You can
また、本考案の他の筒型連結軸によれば、突条の開口
側の端部を鋭利にし、この端部から係合溝に至る傾斜面
を突条の側面の開口側一部に形成したので、伝導軸の突
起が突条の位置になっても、伝導軸の挿入に応じて、突
起の側面を傾斜面に沿うようにすることができ、伝導軸
を滑らか嵌入させることができる。Further, according to another cylindrical connecting shaft of the present invention, the end of the protrusion on the opening side is sharpened, and the inclined surface extending from this end to the engaging groove is formed on a part of the side of the protrusion on the opening side. Therefore, even if the projection of the conductive shaft is located at the position of the ridge, the side surface of the projection can be along the inclined surface according to the insertion of the conductive shaft, and the conductive shaft can be smoothly fitted.
第１図は本考案第１実施例の筒型連結軸を示す正面図お
よび側面図、 第２図は同筒型連結軸の一部断面斜視図、 第３図は本考案第２実施例の筒型連結軸を示す正面図お
よび側面図、 第４図は同筒型連結軸の一部断面斜視図、 第５図は第２実施例に係わる伝導軸の一例を示す図、 第６図は従来の筒型連結軸における問題点を説明する
図、 第７図は第１実施例および従来例に係わる伝導軸の一例
を示す図、 第８図は従来例における筒型連結軸を示す図、 第９図は従来の運行記録計の断面図である。 1,2…筒型連結軸、1b,2b…突条、1c…テーパー面、2e…
傾斜面、1d,2g…係合溝、3,13…伝導軸、3a,13a…突
起。FIG. 1 is a front view and a side view showing a tubular connecting shaft according to a first embodiment of the present invention, FIG. 2 is a partial sectional perspective view of the tubular connecting shaft, and FIG. 3 is a second embodiment of the present invention. FIG. 4 is a front view and a side view showing the tubular connecting shaft, FIG. 4 is a partial cross-sectional perspective view of the tubular connecting shaft, FIG. 5 is a view showing an example of a transmission shaft according to the second embodiment, and FIG. The figure explaining the problem in the conventional cylindrical connecting shaft, FIG. 7 is a figure which shows an example of the transmission shaft concerning 1st Example and a prior art example, FIG. 8 is the figure which shows the cylindrical connecting shaft in a prior art example, FIG. 9 is a sectional view of a conventional operation recorder. 1,2 ... Cylindric connecting shaft, 1b, 2b ... Ridge, 1c ... Tapered surface, 2e ...
Inclined surface, 1d, 2g ... Engaging groove, 3, 13 ... Conductive shaft, 3a, 13a ... Protrusion.
Claims (2)
結軸であって、筒内面に上記開口側から深部にかけて高
さが次第に高くなる突条を有し、棒状の伝導軸の端部を
当該筒型連結軸内に嵌入して該伝導軸の端部に形成され
た突起を上記突条の間に形成される係合溝に係合させる
ことにより、上記伝導軸との間で軸回りの回転力を伝達
するようにした筒型連結軸において、 前記突条の稜部に、該稜部の中央を高くして該突条の両
脇の係合溝に至る会合する２の傾斜面が形成されている
ことを特徴とする筒型連結軸。1. A tubular coupling shaft having a tubular shape with at least one end opened, the inner surface of the barrel having a ridge whose height gradually increases from the opening side to the deep portion, and the end of the rod-shaped conducting shaft. Is inserted into the cylindrical connecting shaft and the projection formed at the end of the conductive shaft is engaged with the engaging groove formed between the ridges, so that the shaft is formed between the shaft and the conductive shaft. In a cylindrical connecting shaft adapted to transmit a rotational force around the ridge, two ridges are formed on the ridge of the ridge so that the center of the ridge is raised to reach the engaging grooves on both sides of the ridge. A cylindrical connecting shaft characterized in that a surface is formed.
結軸であって、筒内面に上記開口側から深部にかけて高
さが次第に高くなる突条を有し、棒状の伝導軸の端部を
当該筒型連結軸内に嵌入して該伝導軸の端部に形成され
た突起を上記突条の間に形成される係合溝に係合させる
ことにより、上記伝導軸との間で軸回りの回転力を伝達
するようにした筒型連結軸において、 前記突条の前記開口側の端部が鋭利にされ、該端部から
前記係合溝に至る傾斜面が、該突条の側面の上記開口側
一部に形成されていることを特徴とする筒型連結軸。2. A tubular coupling shaft having a tubular shape with at least one end opened, wherein the inner surface of the barrel has a ridge whose height gradually increases from the opening side to the deep portion, and the end of the rod-shaped conduction shaft is provided. Is inserted into the cylindrical connecting shaft and the projection formed at the end of the conductive shaft is engaged with the engaging groove formed between the ridges, so that the shaft is formed between the shaft and the conductive shaft. In a cylindrical connecting shaft adapted to transmit a rotational force around, an end of the ridge on the opening side is sharpened, and an inclined surface from the end to the engaging groove is a side surface of the ridge. Is formed on a part of the opening side of the cylindrical connecting shaft.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11668490U JP2506883Y2 (en) | 1990-05-25 | 1990-11-08 | Cylindrical connecting shaft |
| DE4136686A DE4136686C2 (en) | 1990-11-08 | 1991-11-07 | Coupling sleeve |
| KR2019910018901U KR940005854Y1 (en) | 1990-11-08 | 1991-11-08 | Coupling sleeve |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2-54111 | 1990-05-25 | ||
| JP5411190 | 1990-05-25 | ||
| JP11668490U JP2506883Y2 (en) | 1990-05-25 | 1990-11-08 | Cylindrical connecting shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0456923U JPH0456923U (en) | 1992-05-15 |
| JP2506883Y2 true JP2506883Y2 (en) | 1996-08-14 |
Family
ID=31948571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11668490U Expired - Fee Related JP2506883Y2 (en) | 1990-05-25 | 1990-11-08 | Cylindrical connecting shaft |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2506883Y2 (en) |
-
1990
- 1990-11-08 JP JP11668490U patent/JP2506883Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0456923U (en) | 1992-05-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |