JP2003161311A - Hinge device - Google Patents
Hinge deviceInfo
- Publication number
- JP2003161311A JP2003161311A JP2001361165A JP2001361165A JP2003161311A JP 2003161311 A JP2003161311 A JP 2003161311A JP 2001361165 A JP2001361165 A JP 2001361165A JP 2001361165 A JP2001361165 A JP 2001361165A JP 2003161311 A JP2003161311 A JP 2003161311A
- Authority
- JP
- Japan
- Prior art keywords
- cam
- rotating body
- pivot shaft
- engaging portion
- engagement
- 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
Landscapes
- Hinge Accessories (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、例えば、ノート型
と称されるパソコンやワープロ、或いは携帯電話などに
おける操作部を備えた本体材とディスプレイ部を備えた
開閉蓋部とを起伏開閉自在に枢着するために使用される
ヒンジ装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention can open and close a main body material having an operation portion and an opening / closing lid portion having a display portion in a personal computer, a word processor, a mobile phone or the like called a notebook type. It relates to a hinge device used for pivoting.
【０００２】[0002]
【従来の技術及び発明が解決しようとする課題】例え
ば、ノート型と称されるパソコンやワープロは、操作部
を備えた本体部に対してディスプレイ部を備えた開閉蓋
部がヒンジ装置を介して起伏開閉自在に設けられてい
る。2. Description of the Related Art For example, in a personal computer or word processor called a notebook type, an opening / closing lid part having a display part is mounted on a main body part having an operating part via a hinge device. It is provided so that it can be opened and closed freely.
【０００３】また、従来から、このノート型機器には、
開閉蓋部を本体部に伏した閉塞状態でこの開閉蓋部が勝
手に開いてしまうことがないように、閉塞状態を維持す
る閉塞装置が組み込まれている。この閉塞装置として
は、所謂ラッチと称されるロック・解除可能な装置が用
いられることが一般的であり、開閉蓋部を閉じるとこの
ラッチによって自動的に閉塞状態がロックされ、使用時
にはこのラッチを解除することで開閉蓋部を開くことが
できる構造となっている。Further, conventionally, this notebook type device has
A closing device for maintaining the closed state is incorporated so that the open / close lid does not open without permission in the closed state in which the open / close lid is laid down on the main body. A locking / releasing device called a so-called latch is generally used as the closing device. When the opening / closing lid is closed, the closed state is automatically locked by the latch. It is structured so that the opening / closing lid can be opened by releasing.
【０００４】しかし、開閉体を開く際にラッチを解除す
ることは意外と煩わしく、本発明者はこのラッチなどの
閉塞装置を用いることなく本体部と開閉蓋部との閉塞状
態を維持できないものかと着眼した。However, it is surprisingly troublesome to release the latch when the opening / closing body is opened, and the present inventor has been wondering whether the closed state between the main body and the opening / closing lid can be maintained without using the closing device such as the latch. did.
【０００５】また、一方、この種のノート型機器は、携
帯機であるため、移動中の自動車内や電車内でシートに
座り、膝（太もも）の上に載せて使用する場合がある。On the other hand, since this type of notebook type device is a portable device, it may be used while sitting on a seat in a moving automobile or train and placed on a knee (thigh).
【０００６】してみると、このように膝の上にノート型
機器を載せた場合には、ディスプレイ部を立てたまま使
用したのでは画面が非常に見にくい。そこで、ディスプ
レイ部を１８０度回動起動させて水平状態にして使用で
きればこのような状況においても画面を見易くなるので
はないかと着眼した。In view of the above, when the notebook type device is placed on the lap like this, the screen is very difficult to see if the display unit is used while standing upright. Therefore, it was aimed that the screen would be easy to see even in such a situation if the display unit can be rotated 180 degrees and activated to be in a horizontal state.
【０００７】そして、本発明者は、この着眼点に基づい
て試行錯誤し商品開発を進めた結果、本体部（第一部材
若しくは第二部材）に対し開閉蓋部（第二部材若しくは
第一部材）を閉じた状態ではヒンジ装置が回動ロック状
態となって閉塞装置を用いることなくこの閉塞状態を維
持でき、且つ開くときには解除操作なしに単に開閉蓋部
を起動させるだけで良いなど操作性に秀れ、しかも本体
部に対し開閉蓋部を略１８０度開放方向へ回動させた状
態で使用することも可能となる画期的なヒンジ装置を完
成させるに至った。[0007] As a result of trial and error based on this point of view, the present inventor proceeded with product development, and as a result, the main body (first member or second member) was opened and closed with the opening / closing lid (second member or first member). ) Is closed, the hinge device is in a rotation locked state and can be maintained in this closed state without using a closing device, and when it is opened, it is sufficient to simply activate the opening / closing lid without releasing operation. An epoch-making hinge device has been completed that is excellent and can be used even when the opening / closing lid is rotated about 180 degrees in the opening direction with respect to the main body.
【０００８】[0008]
【課題を解決するための手段】添付図面を参照して本発
明の要旨を説明する。The gist of the present invention will be described with reference to the accompanying drawings.
【０００９】操作部１若しくはディスプレイ部３を備え
た第一部材２と，ディスプレイ部３若しくは操作部１を
備えた第二部材４とを枢着し、この第一部材２を第二部
材４に対して重合閉塞状態から開放方向に所定角度回動
せしめるヒンジ装置であって、第一部材２に連結する第
一連結体５に枢着軸６を設け、第二部材４に連結する第
二連結体７に前記枢着軸６を枢支する軸受部８を設け、
前記第一連結体５に前記枢着軸６と共に回動するカム部
９若しくはカム係合部10を設け、前記第一部材２と前記
第二部材４とを重合閉塞状態とした際にこのカム部９若
しくはカム係合部10に係合し，前記軸受部８と共に回動
するカム係合部10若しくはカム部９を前記第二連結体７
に設け、このカム部９，カム係合部10の少なくとも一方
を係合離反方向にスライド移動自在に設けると共に、こ
のカム部９，カム係合部10の少なくとも一方が係脱する
に際して離反方向に移動した際係合方向に付勢する係合
付勢機構11を設けて、この係合付勢機構11により前記カ
ム部９とカム係合部10との係合は係脱せず回動ロック状
態が保持されて前記第一部材２と前記第二部材４の重合
閉塞状態が保持されるように構成し、このカム部９，カ
ム係合部10のいずれか一方を前記係合付勢機構11に抗し
て離反方向に移動させつつ回動させることで前記カム係
合部10に対してカム部９を係脱させ、前記第一部材２に
対して前記第二部材４を相対回動させるように構成した
ヒンジ装置において、前記枢着軸６にこの枢着軸６と共
に回動する第一回動体12を設けると共に、前記軸受部８
にこの軸受部８と共に回動する第二回動体13を設け、こ
の第一回動体12の一箇所に前記カム部９若しくは前記カ
ム係合部10を設ける一方、この第二回動体13の一箇所に
前記カム係合部10若しくはカム部９を設けることで、こ
のカム係合部10にカム部９が係合する前記回動ロック状
態から少なくとも第一連結体５が第二連結体７に対し１
８０度相対回動しても再び係合して回動ロック状態とな
らないように構成したことを特徴とするヒンジ装置に係
るものである。The first member 2 having the operation unit 1 or the display unit 3 and the second member 4 having the display unit 3 or the operation unit 1 are pivotally attached, and the first member 2 is attached to the second member 4. On the other hand, a hinge device for rotating a predetermined angle in the opening direction from the overlapped closed state, in which a first connecting body 5 connected to the first member 2 is provided with a pivot shaft 6, and a second connection is connected to the second member 4. The body 7 is provided with a bearing portion 8 that pivotally supports the pivot shaft 6,
The first connecting body 5 is provided with a cam portion 9 or a cam engaging portion 10 that rotates together with the pivot shaft 6, and this cam is provided when the first member 2 and the second member 4 are in a superposed closed state. The cam engaging portion 10 or the cam portion 9 which is engaged with the portion 9 or the cam engaging portion 10 and rotates together with the bearing portion 8 is connected to the second connecting body 7.
And at least one of the cam portion 9 and the cam engaging portion 10 is slidably movable in the engaging / separating direction, and at the time of disengaging at least one of the cam portion 9 and the cam engaging portion 10, in the separating direction. An engagement biasing mechanism 11 is provided for biasing in the engagement direction when moved, and the engagement biasing mechanism 11 does not disengage the engagement between the cam portion 9 and the cam engagement portion 10 and locks the rotation. The state is held so that the overlapping closed state of the first member 2 and the second member 4 is held, and one of the cam portion 9 and the cam engaging portion 10 is engaged with the engaging biasing mechanism. The cam portion 9 is engaged and disengaged with respect to the cam engaging portion 10 by moving and rotating in the separating direction against 11 and the second member 4 is relatively rotated with respect to the first member 2. In the hinge device configured so that the first rotating body 12 that rotates with the pivot shaft 6 together with the pivot shaft 6 is provided. Provided with the bearing portions 8
Is provided with a second rotating body 13 that rotates together with the bearing portion 8, and the cam portion 9 or the cam engaging portion 10 is provided at one location of the first rotating body 12 while the second rotating body 13 is By providing the cam engaging portion 10 or the cam portion 9 at a position, at least the first connecting body 5 is changed to the second connecting body 7 from the rotation lock state in which the cam portion 9 engages with the cam engaging portion 10. For 1
The present invention relates to a hinge device characterized in that the hinge device is configured so as to be engaged again and not to be in a rotation locked state even if it is relatively rotated by 80 degrees.
【００１０】また、前記第一回動体12若しくは前記第二
回動体13に設けた前記カム係合部10以外の対向頂部面14
を前記カム部９が回動に際して前記係合付勢機構11によ
り圧接した状態で摺動する摺動面14とし、カム部９がカ
ム係合部10に係合する前記回動ロック状態以外の回動領
域ではカム部９が係合付勢機構11によってこの摺動面14
に圧接することによる回動抵抗が付与されるように構成
したことを特徴とする請求項１記載のヒンジ装置に係る
ものである。An opposed top surface 14 other than the cam engaging portion 10 provided on the first rotating body 12 or the second rotating body 13 is provided.
Is a sliding surface 14 that slides in a state of being pressed against the engagement biasing mechanism 11 when the cam portion 9 rotates, except for the rotation lock state in which the cam portion 9 engages with the cam engagement portion 10. In the rotation area, the cam portion 9 is moved by the engagement biasing mechanism 11 to the sliding surface
The hinge device according to claim 1, wherein a rotation resistance is provided by being pressed against the hinge device.
【００１１】また、前記軸受部８に、この軸受部８と共
に回動する前記第二回動体13を設け、この第二回動体13
を設けた軸受部８を枢着軸６に回動自在に被嵌すると共
に、この軸受部９，第二回動体13は枢着軸６の基部側に
位置せしめ、この第二回動体13より枢着軸６先端側にこ
の枢着軸６と共に回動する前記第一回動体12を枢着軸６
の長さ方向にスライド可能に設け、前記第二回動体13の
第一回動体12との対向面に前記カム部９若しくは前記カ
ム係合部10を一箇所だけ設ける一方、このカム部９若し
くはカム係合部10が係合するカム係合部10若しくはカム
部９を第一回動体12の第二回動体13との対向面に一箇所
だけ設け、この第一回動体12より枢着軸６先端側に前記
係合付勢機構11を設け、この係合付勢機構11がカム係合
部10に対してカム部９が係脱するに際して離反する際係
合方向に付勢し、前記カム部９とカム係合部10との係合
は係脱せず、回動ロック状態が保持され、カム係合部10
を係合付勢機構11に抗して離反方向にスライド移動させ
つつ軸受部８と共にカム部９を回動させることで前記カ
ム係合部10に対しカム部９を係脱させ、前記第一部材２
を前記第二部材４に対して相対回動させるように構成し
たことを特徴とする請求項１，２のいずれか１項に記載
のヒンジ装置に係るものである。Further, the bearing portion 8 is provided with the second rotating body 13 which rotates together with the bearing portion 8, and the second rotating body 13 is provided.
The bearing portion 8 provided with is pivotally fitted on the pivot shaft 6, and the bearing portion 9 and the second rotary body 13 are positioned on the base side of the pivot shaft 6. The first rotating body 12 that rotates together with the pivot shaft 6 is provided on the tip end side of the pivot shaft 6.
Is provided so as to be slidable in the longitudinal direction, and the cam portion 9 or the cam engaging portion 10 is provided at only one location on the surface of the second rotating body 13 facing the first rotating body 12, while the cam portion 9 or The cam engaging portion 10 or the cam portion 9 with which the cam engaging portion 10 engages is provided at only one location on the surface of the first rotating body 12 facing the second rotating body 13, and the first rotating body 12 pivots the pivoting shaft. 6. The engagement urging mechanism 11 is provided at the tip end side, and the engagement urging mechanism 11 urges in the engaging direction when the cam portion 9 separates from the cam engagement portion 10 when the cam portion 9 is disengaged. The engagement between the cam portion 9 and the cam engaging portion 10 is not disengaged, and the rotation locked state is maintained.
By rotating the cam portion 9 together with the bearing portion 8 while sliding the slider in the separating direction against the engagement urging mechanism 11, the cam portion 9 is engaged with and disengaged from the cam engaging portion 10. Member 2
The present invention relates to the hinge device according to any one of claims 1 and 2, wherein the hinge device is configured to rotate relative to the second member 4.
【００１２】また、前記軸受部８に、前記枢着軸６に対
して被嵌するリング状の前記第二回動体13を回り止め状
態に設けて、この第二回動体13を設けた軸受部８を枢着
軸６に回動自在に被嵌すると共に、この軸受部９，第二
回動体13は枢着軸６の基部側に位置せしめ、この第二回
動体13より枢着軸６先端側にリング状の第一回動体12を
被嵌すると共に、この第一回動体12は枢着軸６に対して
回り止め状態であって、且つ枢着軸６に沿って枢着軸６
の長さ方向にスライド可能に設け、前記第二回動体13の
第一回動体12との対向面に前記カム部９若しくは前記カ
ム係合部10を一箇所だけ設ける一方、このカム部９若し
くはカム係合部10が係合するカム係合部10若しくはカム
部９を第一回動体12の第二回動体13との対向面に一箇所
だけ設け、この第一回動体12より枢着軸６先端側に前記
係合付勢機構11としての弾性体18を被嵌し、この弾性体
18より枢着軸６先端側に弾性体18を抜け止め状態に支持
する止具16を止着して、この弾性体18がカム係合部10に
対してカム部９が係脱するに際して離反する際係合方向
に付勢するように構成し、この弾性体18により前記カム
部９とカム係合部10との係合は係脱せず、回動ロック状
態が保持され、カム係合部10を弾性体18に抗して離反方
向にスライド移動させつつ軸受部８と共にカム部９を回
動させることで前記カム係合部10に対しカム部９を係脱
させ、前記第一部材２を前記第二部材４に対して相対回
動させるように構成したことを特徴とする請求項１〜３
のいずれか１項に記載のヒンジ装置に係るものである。Further, the ring-shaped second rotating body 13 to be fitted on the pivot shaft 6 is provided in the bearing portion 8 in a non-rotating state, and the bearing portion provided with the second rotating body 13 is provided. 8 is rotatably fitted on the pivot shaft 6, and the bearing portion 9 and the second rotary body 13 are positioned on the base side of the pivot shaft 6. From the second rotary body 13, the tip of the pivot shaft 6 is located. A ring-shaped first rotating body 12 is fitted on the side, and the first rotating body 12 is in a rotation-stopped state with respect to the pivot shaft 6 and along the pivot shaft 6
Is provided so as to be slidable in the longitudinal direction, and the cam portion 9 or the cam engaging portion 10 is provided at only one location on the surface of the second rotating body 13 facing the first rotating body 12, while the cam portion 9 or The cam engaging portion 10 or the cam portion 9 with which the cam engaging portion 10 engages is provided at only one location on the surface of the first rotating body 12 facing the second rotating body 13, and the first rotating body 12 pivots the pivoting shaft. 6 The elastic body 18 as the engagement urging mechanism 11 is fitted on the tip end side of the elastic body 18.
A stopper 16 for supporting the elastic body 18 in a retaining state is fixed to the tip end side of the pivot shaft 6 with respect to 18, and the elastic body 18 is separated when the cam portion 9 is engaged with and disengaged from the cam engaging portion 10. The elastic body 18 does not engage and disengage the engagement between the cam portion 9 and the cam engaging portion 10, and the rotation lock state is maintained. By rotating the cam portion 9 together with the bearing portion 8 while sliding the portion 10 against the elastic body 18 in the separating direction, the cam portion 9 is engaged with and disengaged from the cam engaging portion 10, and the first member 2. The second member 4 is configured to rotate relative to the second member 4.
The present invention relates to the hinge device according to any one of 1.
【００１３】[0013]
【発明の実施の形態】好適と考える本発明の実施の形態
（発明をどのように実施するか）を、図面に基づいてそ
の作用効果を示して簡単に説明する。BEST MODE FOR CARRYING OUT THE INVENTION A preferred embodiment of the present invention (how to carry out the invention) will be briefly described with reference to the drawings and showing its function and effect.
【００１４】第一部材２と第二部材４との重合閉塞状態
では、係合付勢機構11によりカム部９がカム係合部10に
係合しているために、強い回動抵抗を生じ、この閉塞状
態が保持される。When the first member 2 and the second member 4 are in the overlapped closed state, since the cam portion 9 is engaged with the cam engaging portion 10 by the engagement urging mechanism 11, a strong turning resistance is generated. , This closed state is maintained.
【００１５】一方、この閉塞保持状態から、例えば、第
二部材４に対し第一部材２を起こすと、枢着軸６に対し
て軸受部８が回動するが、このときカム係合部10（第一
回動体12）に対してカム部９（第二回動体13）が軸受部
８と共に回動しつつカム係合部10が係合付勢機構11に抗
して離反方向に移動しながら前記係合が係脱することに
なる。On the other hand, when the first member 2 is raised with respect to the second member 4 from the closed holding state, the bearing portion 8 rotates with respect to the pivot shaft 6, but at this time, the cam engaging portion 10 While the cam portion 9 (second rotating body 13) rotates together with the bearing portion 8 with respect to the (first rotating body 12), the cam engaging portion 10 moves in the separating direction against the engaging biasing mechanism 11. However, the engagement is disengaged.
【００１６】また、逆に、第一部材２を第二部材４に近
付けてある程度まで重合閉塞状態に近付けると、カム部
９とカム係合部10とのカム係合力が働いて閉塞方向に回
動付勢力が生じ、後は自動的に閉塞状態にまで伏動回動
する。On the contrary, when the first member 2 is brought close to the second member 4 so as to be close to the overlapped closed state to some extent, the cam engaging force between the cam portion 9 and the cam engaging portion 10 works to rotate in the closing direction. A dynamic urging force is generated, and thereafter, it automatically swings to a closed state.
【００１７】従って、ラッチなどの閉塞装置を用いるこ
となく、第二部材４に対し第一部材２を閉塞状態に維持
できることになるので、これにより開くときの煩わしい
ロック解除操作は不要で、この回動抵抗に抗して第一部
材２若しくは第二部材４を手で動かすだけの操作で第一
部材２と第二部材４とを開くことができる開閉操作性に
秀れた構造を実現でき、しかもラッチなどの閉塞装置が
ないため安価に構成可能で、且つ外観上にラッチなどが
表れない体裁良好な製品を構成可能となるなど、極めて
秀れた実用性を発揮することになる。Therefore, since the first member 2 can be maintained in the closed state with respect to the second member 4 without using a closing device such as a latch, a troublesome unlocking operation at the time of opening is unnecessary, and this time. A structure excellent in opening and closing operability that can open the first member 2 and the second member 4 by merely moving the first member 2 or the second member 4 by hand against the dynamic resistance can be realized. In addition, since it does not have a closing device such as a latch, it can be constructed at a low cost, and a product with a good appearance in which a latch or the like does not appear on the outside can be constructed, which is extremely useful.
【００１８】また、例えば、カム係合部10が所定間隔を
置いて二箇所に設けられ、カム部９がこの二箇所のカム
係合部10間を所定角度移動し、カム部９が二箇所のカム
係合部10に係合したときが回動限となるような構成の場
合、この二箇所のカム係合部10の形成位置によって回動
角度（第一部材２若しくは第二部材４の開放角度）に限
界が生じてしまうが、本発明では、カム部９若しくはカ
ム係合部10を第二回動体13の一箇所だけに設け、このカ
ム係合部10若しくはカム部９を第一回動体12の一箇所だ
けに設ける構造上、このカム係合部10にカム部９が係合
する前記回動ロック状態（重合閉塞状態）から少なくと
も第一連結体５が第二連結体７に対し１８０度相対回動
しても再び係合して回動ロック状態とならない構成であ
り、これにより第一部材２若しくは第二部材４のディス
プレイ部３を閉塞状態から１８０度開いた状態で使用す
ることも可能である。Further, for example, the cam engaging portions 10 are provided at two places with a predetermined gap, the cam portion 9 moves between the two cam engaging portions 10 by a predetermined angle, and the cam portions 9 are provided at two places. When the structure is such that the rotation limit is reached when the cam engagement portion 10 is engaged, the rotation angle (of the first member 2 or the second member 4 depending on the formation positions of the two cam engagement portions 10). However, in the present invention, the cam portion 9 or the cam engaging portion 10 is provided only at one location of the second rotating body 13, and the cam engaging portion 10 or the cam portion 9 is the first opening portion. Due to the structure provided at only one place of the rotating body 12, at least the first connecting body 5 becomes the second connecting body 7 from the rotation lock state (overlapping closed state) in which the cam portion 9 engages with the cam engaging portion 10. The first member is configured so that it is not engaged with and locked into a rotation locked state even if it is relatively rotated by 180 degrees. Or it can be used in a state where the display unit 3 is opened 180 degrees from the closed state of the second member 4.
【００１９】してみると、例えば、車両内や電車内など
のシートに座り、膝（太もも）の上にノート型パソコン
を載せて使用する場合にはディスプレイ部３が操作部１
に対して立った状態にあると、ディスプレイ部３が非常
に見づらく使いづらいが、本発明によれば、上記したよ
うに、ディスプレイ部３を閉塞状態から１８０度開いた
状態で使用することも可能であるため、このような使用
状況においても秀れた実用性を発揮する。As a result, for example, when the user sits on a seat in a vehicle or a train and puts a notebook computer on his knees (thighs) and uses it, the display unit 3 is the operation unit 1.
When the display unit 3 is in a standing position, the display unit 3 is very hard to see and is difficult to use. However, according to the present invention, as described above, the display unit 3 can be used in a state of being opened 180 degrees from the closed state. Therefore, it exhibits excellent practicality even in such a usage situation.
【００２０】また、例えば、前記第一回動体12若しくは
前記第二回動体13に設けた前記カム係合部10以外の対向
頂部面14を前記カム部９が回動に際して前記係合付勢機
構11により圧接した状態で摺動する摺動面14とし、カム
部９がカム係合部10に係合する前記回動ロック状態以外
の回動領域ではカム部９が係合付勢機構11によってこの
摺動面14に圧接することによる回動抵抗が付与されるよ
うに構成すれば、第一部材２若しくは第二部材４を開放
した（起動）した状態でのフリーストップが実現される
ため、開放した第一部材２若しくは第二部材４を好きな
角度で使用可能となり、一層実用的となる。Further, for example, when the cam portion 9 rotates the facing top surface 14 other than the cam engaging portion 10 provided on the first rotating body 12 or the second rotating body 13, the engaging biasing mechanism. The sliding surface 14 slides in a state of being pressed by 11 and the cam portion 9 is moved by the engagement urging mechanism 11 in a rotation region other than the rotation lock state in which the cam portion 9 engages with the cam engagement portion 10. If the sliding surface 14 is configured so as to have a rotational resistance by being pressed against the sliding surface 14, a free stop can be realized with the first member 2 or the second member 4 opened (started). The opened first member 2 or the second member 4 can be used at any angle, which is more practical.
【００２１】また、例えば、前記軸受部８に、この軸受
部８と共に回動する前記第二回動体13を設け、この第二
回動体13を設けた軸受部８を枢着軸６に回動自在に被嵌
すると共に、この軸受部９，第二回動体13は枢着軸６の
基部側に位置せしめ、この第二回動体13より枢着軸６先
端側にこの枢着軸６と共に回動する前記第一回動体12を
枢着軸６の長さ方向にスライド可能に設け、前記第二回
動体13の第一回動体12との対向面に前記カム部９若しく
は前記カム係合部10を一箇所だけ設ける一方、このカム
部９若しくはカム係合部10が係合するカム係合部10若し
くはカム部９を第一回動体12の第二回動体13との対向面
に一箇所だけ設け、この第一回動体12より枢着軸６先端
側に前記係合付勢機構11を設け、この係合付勢機構11が
カム係合部10に対してカム部９が係脱するに際して離反
する際係合方向に付勢し、前記カム部９とカム係合部10
との係合は係脱せず、回動ロック状態が保持され、カム
係合部10を係合付勢機構11に抗して離反方向にスライド
移動させつつ軸受部８と共にカム部９を回動させること
で前記カム係合部10に対しカム部９を係脱させ、前記第
一部材２を前記第二部材４に対して相対回動させるよう
に構成すれば、前記作用効果を確実に発揮する本発明の
ヒンジ装置を簡易構成にして容易に設計実現可能とな
り、一層実用的となる。Further, for example, the bearing portion 8 is provided with the second rotating body 13 which rotates together with the bearing portion 8, and the bearing portion 8 provided with the second rotating body 13 is rotated around the pivot shaft 6. The bearing portion 9 and the second rotating body 13 are freely positioned, and the bearing portion 9 and the second rotating body 13 are positioned on the base side of the pivot shaft 6, so that the second rotating body 13 rotates toward the tip end side of the pivot shaft 6 together with the pivot shaft 6. The moving first rotating body 12 is provided slidably in the longitudinal direction of the pivot shaft 6, and the cam portion 9 or the cam engaging portion is provided on the surface of the second rotating body 13 facing the first rotating body 12. While only 10 is provided at one place, the cam portion 9 or the cam engaging portion 10 engaged with the cam engaging portion 10 or the cam portion 9 is provided at one place on the surface of the first rotating body 12 facing the second rotating body 13. The engaging biasing mechanism 11 is provided on the tip end side of the pivoting shaft 6 with respect to the first rotating body 12, and the engaging biasing mechanism 11 is a cam portion with respect to the cam engaging portion 10. There biased in Saikakarigo direction away during disengages the cam portion 9 and the cam engaging portion 10
The engagement with and is not disengaged, the rotation lock state is maintained, and the cam engagement portion 10 slides in the separating direction against the engagement biasing mechanism 11 while rotating the cam portion 9 together with the bearing portion 8. If the cam portion 9 is engaged with and disengaged from the cam engaging portion 10 by moving the first member 2 and the second member 4 is rotated relative to the second member 4, the above-described operational effect can be ensured. The hinge device of the present invention can be easily designed and realized with a simple structure, which is more practical.
【００２２】また、例えば、前記軸受部８に、前記枢着
軸６に対して被嵌するリング状の前記第二回動体13を回
り止め状態に設けて、この第二回動体13を設けた軸受部
８を枢着軸６に回動自在に被嵌すると共に、この軸受部
９，第二回動体13は枢着軸６の基部側に位置せしめ、こ
の第二回動体13より枢着軸６先端側にリング状の第一回
動体12を被嵌すると共に、この第一回動体12は枢着軸６
に対して回り止め状態であって、且つ枢着軸６に沿って
枢着軸６の長さ方向にスライド可能に設け、前記第二回
動体13の第一回動体12との対向面に前記カム部９若しく
は前記カム係合部10を一箇所だけ設ける一方、このカム
部９若しくはカム係合部10が係合するカム係合部10若し
くはカム部９を第一回動体12の第二回動体13との対向面
に一箇所だけ設け、この第一回動体12より枢着軸６先端
側に前記係合付勢機構11としての弾性体18を被嵌し、こ
の弾性体18より枢着軸６先端側に弾性体18を抜け止め状
態に支持する止具16を止着して、この弾性体18がカム係
合部10に対してカム部９が係脱するに際して離反する際
係合方向に付勢するように構成し、この弾性体18により
前記カム部９とカム係合部10との係合は係脱せず、回動
ロック状態が保持され、カム係合部10を弾性体18に抗し
て離反方向にスライド移動させつつ軸受部８と共にカム
部９を回動させることで前記カム係合部10に対しカム部
９を係脱させ、前記第一部材２を前記第二部材４に対し
て相対回動させるように構成すれば、前記作用効果を確
実に発揮する本発明のヒンジ装置を一層容易に設計実現
可能となる。Further, for example, the ring-shaped second rotating body 13 fitted on the pivot shaft 6 is provided in the bearing portion 8 in a non-rotating state, and the second rotating body 13 is provided. The bearing portion 8 is rotatably fitted on the pivot shaft 6, and the bearing portion 9 and the second rotating body 13 are positioned on the base side of the pivot shaft 6, so that the second rotating body 13 allows the pivot portion to rotate. 6 A ring-shaped first rotating body 12 is fitted on the tip end side, and the first rotating body 12 is attached to the pivot shaft 6
Is provided in such a manner that it is in a non-rotating state, and is slidable along the pivot shaft 6 in the longitudinal direction of the pivot shaft 6, and the second rotary body 13 is provided with a surface facing the first rotary body 12 The cam portion 9 or the cam engaging portion 10 is provided at only one place, while the cam portion 9 or the cam engaging portion 10 or the cam engaging portion 10 with which the cam engaging portion 10 engages is provided to the first rotating body 12 a second time The elastic body 18 serving as the engaging biasing mechanism 11 is fitted to the tip end side of the pivot shaft 6 from the first rotating body 12 so as to be pivotally mounted from the elastic body 18. A stopper 16 is attached to the tip of the shaft 6 to support the elastic body 18 in a retaining state, and the elastic body 18 engages when the cam portion 9 disengages from the cam engaging portion 10 when the cam portion 9 disengages. The elastic member 18 does not engage and disengage the cam portion 9 and the cam engaging portion 10, and the rotation lock state is maintained. By rotating the cam portion 9 together with the bearing portion 8 while sliding the joint portion 10 in the separating direction against the elastic body 18, the cam portion 9 is engaged with and disengaged from the cam engaging portion 10. If the member 2 is configured to rotate relative to the second member 4, the hinge device of the present invention that surely exhibits the above-described effects can be more easily designed and realized.
【００２３】[0023]
【実施例】本発明の具体的な実施例について図面に基づ
いて説明する。Embodiments of the present invention will be described with reference to the drawings.
【００２４】本実施例は、図１に示すように、ラップト
ップタイプのノート型パソコンに適用した場合のもの
で、ディスプレイ部３（ＬＣＤ）を備えた開閉蓋部を第
一部材２とし、キー操作部１を備えた本体部を第二部材
４とし、この第一部材２と第二部材４とが重合した閉塞
状態から第一部材２を所定角度開放状態（使用位置）と
することができる枢着構造に本発明のヒンジ装置を適用
している。As shown in FIG. 1, this embodiment is applied to a laptop type notebook personal computer, in which the opening / closing lid portion having a display portion 3 (LCD) is used as a first member 2 and a key is used. The main body portion provided with the operation portion 1 can be the second member 4, and the first member 2 can be brought into a predetermined angle open state (use position) from the closed state in which the first member 2 and the second member 4 are superposed. The hinge device of the present invention is applied to the pivot structure.
【００２５】本実施例では、第一部材２（開閉蓋部）に
連結する第一連結体５（連結金具）に枢着軸６を回り止
め状態に設け、第二部材４（本体部）に連結する第二連
結体７（連結金具）に前記枢着軸６を回動自在に嵌挿す
る軸受部８（孔）を設けている。尚、図面では第一部材
２と枢着軸６とを別部材で形成し、この第一部材２と枢
着軸６とを回り止め状態に連結する構成とした場合を示
しているが、第一部材２と枢着軸６とを一体的に構成し
ても良い。In this embodiment, the pivot shaft 6 is provided in the first connecting body 5 (connecting metal fitting) connected to the first member 2 (opening / closing lid portion) in a non-rotating state, and the second member 4 (main body portion) is provided. A bearing portion 8 (hole) into which the pivot shaft 6 is rotatably fitted is provided in a second connecting body 7 (connecting metal fitting) to be connected. Although the drawings show the case where the first member 2 and the pivot shaft 6 are formed as separate members, and the first member 2 and the pivot shaft 6 are connected in a non-rotating state, The one member 2 and the pivot shaft 6 may be integrally configured.
【００２６】また、この軸受部８の図における右側にリ
ング状の第二回動体13を回り止め状態に付設し、この第
二回動体13を付設した軸受部８を座金15を介して前記枢
着軸６に回動自在に被嵌している。Further, a ring-shaped second rotating body 13 is attached to the right side of the bearing portion 8 in the figure in a non-rotating state, and the bearing portion 8 attached with the second rotating body 13 is attached via a washer 15 to the pivot portion. It is rotatably fitted on the mounting shaft 6.
【００２７】具体的には、第二回動体13の対向二箇所に
軸受部８方向へ向けて凸部13Ａを突設する一方、軸受部
８の対向二箇所にはこの凸部13Ａが嵌合する凹部８Ａを
設け、この凸部13Ａと凹部８Ａとの嵌合関係により軸受
部８に対して第二回動体13を回り止め状態に付設する構
成としている。尚、図面では軸受部８と第二回動体13と
を別部材で形成し、この軸受部８と第二回動体13とを回
り止め状態に連結する構成とした場合を示しているが、
軸受部８と第二回動体13とを一体的に構成しても良い。Concretely, the convex portions 13A are provided so as to project toward the bearing portion 8 at two opposite locations of the second rotating body 13, while the convex portions 13A are fitted at the opposite two locations of the bearing portion 8. A concave portion 8A is provided, and the second rotating body 13 is attached to the bearing portion 8 in a non-rotating state due to the fitting relationship between the convex portion 13A and the concave portion 8A. It should be noted that the drawings show the case where the bearing portion 8 and the second rotating body 13 are formed as separate members, and the bearing portion 8 and the second rotating body 13 are connected in a non-rotating state.
The bearing portion 8 and the second rotating body 13 may be integrally configured.
【００２８】一方、この軸受部８を被嵌した枢着軸６に
は、第二回動体13の外側（図面右側）からリング状の第
一回動体12を対向状態に被嵌し、この第一回動体12は枢
着軸６に対して回り止め状態であって、且つこの枢着軸
６に沿って枢着軸６の長さ方向にスライド可能に設けて
いる。On the other hand, a ring-shaped first rotating body 12 is fitted from the outside of the second rotating body 13 (on the right side in the drawing) to the pivot shaft 6 into which the bearing portion 8 is fitted so as to face the first rotating body 12. The one rotating body 12 is provided so as not to rotate with respect to the pivot shaft 6 and slidable along the pivot shaft 6 in the longitudinal direction of the pivot shaft 6.
【００２９】具体的には、枢着軸６の所定範囲の断面形
状を長円形状に形成する一方、第一回動体12の中心孔の
形状も枢着軸６断面形状に対応した長円形状に形成する
ことで、枢着軸６に第一回動体12を被嵌すると、第一回
動体12は枢着軸６に対し回り止め状態となり、且つこの
枢着軸６に沿って枢着軸６の長さ方向にスライド可能と
なる構成としている。Specifically, the cross-sectional shape of the pivot shaft 6 within a predetermined range is formed into an oval shape, and the shape of the center hole of the first rotating body 12 is also an oval shape corresponding to the cross-sectional shape of the pivot shaft 6. When the first rotating body 12 is fitted onto the pivot shaft 6, the first rotating body 12 is in a rotation stop state with respect to the pivot shaft 6, and the pivot shaft 6 extends along the pivot shaft 6. 6 is configured to be slidable in the length direction.
【００３０】また、この第二回動体13の第一回動体12と
の対向側面（図における右側面）には、カム部９として
の凸部を一箇所だけ突設する一方、第一回動体12の第二
回動体13との対向側面には、カム部９が係合するカム係
合部10としての凹部を一箇所だけ凹設している。On the side surface (the right side surface in the figure) of the second rotating body 13 facing the first rotating body 12, only one convex portion as the cam portion 9 is provided so as to project, while the first rotating body is provided. A concave portion as a cam engaging portion 10 with which the cam portion 9 is engaged is provided in only one place on the side surface of the second rotating body 13 facing the second rotating body 13.
【００３１】この枢着軸６への軸受部８の取付構造につ
いて説明すると、枢着軸６の先端に止具16としてのカシ
メナット16を止着して、このカシメナット16によってプ
レート17を枢着軸６基端側に支持し、このプレート17と
前記第一回動体12との間の枢着軸６に係合付勢機構11と
して弾性体18（図面ではリング状の皿バネ18を採用して
いる。）を被嵌状態に配設し、この皿バネ18がカム係合
部10に対してカム部９が係脱する（第二回動体13に対し
て第一回動体12が離反する）に際して離反する際係合方
向に付勢するように構成している。尚、弾性体18は枢着
軸６に被嵌するコイルバネでも良い。The structure for mounting the bearing portion 8 on the pivot shaft 6 will be described. A caulking nut 16 as a stopper 16 is fixed to the tip of the pivot shaft 6, and the plate 17 is pivotally mounted on the pivot shaft by the caulking nut 16. 6 is supported on the base end side, and an elastic body 18 (a ring-shaped disc spring 18 is adopted in the drawing is employed as an urging mechanism 11 for engaging the pivot shaft 6 between the plate 17 and the first rotating body 12. The disc spring 18 disengages the cam portion 9 from the cam engaging portion 10 (the first rotating body 12 separates from the second rotating body 13). At this time, when they are separated from each other, they are urged in the engaging direction. The elastic body 18 may be a coil spring fitted on the pivot shaft 6.
【００３２】また、本実施例では、この係合付勢機構11
により前記カム部９とカム係合部10との係合は係脱せ
ず、回動ロック状態が保持されるように構成し、カム係
合部10（第一回動体12）を係合付勢機構11に抗して離反
方向にスライド移動させつつ軸受部８と共にカム部９
（第二回動体13）を回動させることで前記カム係合部10
に対しカム部９を係脱させ、前記第一部材２を前記第二
部材４に対して相対回動させるように構成している。Further, in the present embodiment, the engagement urging mechanism 11
By this, the engagement between the cam portion 9 and the cam engaging portion 10 is not engaged and disengaged, and the rotation locked state is held, so that the cam engaging portion 10 (first rotating body 12) is engaged. The cam portion 9 together with the bearing portion 8 is slid in the separating direction against the biasing mechanism 11.
By rotating the (second rotating body 13), the cam engaging portion 10
On the other hand, the cam portion 9 is disengaged and the first member 2 is rotated relative to the second member 4.
【００３３】本実施例では、前記第一部材２と前記第二
部材４との双方が重合した閉塞状態のとき、前記カム部
９とカム係合部10とが係合した回動ロック状態となり、
この閉塞状態が前記係合付勢機構11によって保持される
ように構成している。In this embodiment, when both the first member 2 and the second member 4 are in the closed state, the cam portion 9 and the cam engaging portion 10 are engaged with each other to be in a rotation lock state. ,
The closed state is held by the engagement urging mechanism 11.
【００３４】また、本実施例では、前記第一回動体12に
設けたカム係合部10以外の対向頂部面14を前記カム部９
が回動に際して前記係合付勢機構11により圧接した状態
で摺動する摺動面14とし、カム部９がカム係合部10に係
合する前記回動ロック状態以外の回動領域ではカム部９
が係合付勢機構11によってこの摺動面14に圧接すること
による回動抵抗が付与されるように構成している。Further, in the present embodiment, the facing top surface 14 other than the cam engaging portion 10 provided on the first rotating body 12 is formed on the cam portion 9 by the facing top surface 14.
Is a sliding surface 14 that slides in a state of being pressed by the engagement biasing mechanism 11 during rotation, and the cam portion 9 engages with the cam engagement portion 10 in a rotation region other than the rotation lock state. Part 9
The engagement urging mechanism 11 presses the sliding surface 14 to provide rotational resistance.
【００３５】即ち、このカム部９が係合付勢機構11によ
って摺動面14に圧接する回動抵抗によって、前記回動ロ
ック状態（第一部材２と第二部材４との重合閉塞状態）
以外の回動領域では第二部材４に対し第一部材２がどの
ような角度でも停止できるフリーストップとなるように
構成しているもので、本実施例では、このフリーストッ
プを実現するに十分な回動抵抗を生じるように係合付勢
機構11の付勢力を設定構成している。That is, due to the rotation resistance in which the cam portion 9 is brought into pressure contact with the sliding surface 14 by the engagement urging mechanism 11, the rotation locked state (the overlapping state of the first member 2 and the second member 4).
The first member 2 is configured to be a free stop that can be stopped at any angle with respect to the second member 4 in rotation regions other than the above. In the present embodiment, this free stop is sufficient. The urging force of the engagement urging mechanism 11 is set so as to generate various rotation resistances.
【００３６】次に、作動を説明すると、第一部材２と第
二部材４との重合閉塞状態では、係合付勢機構11により
カム部９がカム係合部10に係合しているために、強い回
動抵抗を生じ、この閉塞状態が保持される。Next, the operation will be described. In the overlapped closed state of the first member 2 and the second member 4, the engagement biasing mechanism 11 causes the cam portion 9 to engage with the cam engagement portion 10. Therefore, a strong turning resistance is generated, and this closed state is maintained.
【００３７】一方、この閉塞保持状態から、第二部材４
に対し第一部材２を起こすと、枢着軸６に対して軸受部
８が回動するが、このときカム係合部10（第一回動体1
2）に対してカム部９（第二回動体13）が軸受部８と共
に回動しつつカム係合部10が係合付勢機構11に抗して離
反方向に移動しながら前記係合が係脱することになる。On the other hand, from the closed holding state, the second member 4
On the other hand, when the first member 2 is raised, the bearing portion 8 rotates about the pivot shaft 6, but at this time, the cam engaging portion 10 (the first rotating body 1) is rotated.
With respect to 2), while the cam portion 9 (second rotating body 13) rotates together with the bearing portion 8, the cam engagement portion 10 moves in the separating direction against the engagement urging mechanism 11 to engage the engagement. You will be disengaged.
【００３８】そして、この第一部材２が開放した（起
動）した状態では、係合付勢機構11によりカム９が摺動
面14に圧接しているために回動抵抗を生じてフリースト
ップとなる。When the first member 2 is opened (started), the engagement biasing mechanism 11 causes the cam 9 to be in pressure contact with the sliding surface 14, thereby causing a rotation resistance and a free stop. Become.
【００３９】また、逆に、第一部材２を第二部材４に近
付けてある程度まで重合閉塞状態に近付けると、カム部
９とカム係合部10とのカム係合力が働いて閉塞方向に回
動付勢力が生じ、後は自動的に閉塞状態にまで伏動回動
する。On the contrary, when the first member 2 is brought close to the second member 4 and close to the overlapped closed state to some extent, the cam engaging force between the cam portion 9 and the cam engaging portion 10 works to rotate in the closing direction. A dynamic urging force is generated, and thereafter, it automatically swings to a closed state.
【００４０】つまり、前記カム係合部10の凹部内を前記
カム部９が係合する係合部分とし、この凹部間の頂部面
13をカム部９が回動に際して前記係合付勢機構11により
圧接した状態で摺動する摺動面14としたため、、係合付
勢機構11によりこのカム部９がこの摺動面14から凹部内
へ落ち込もうとする前記カム係合力によって第一部材２
の閉塞方向への回動付勢力が生じることになる。That is, the inside of the concave portion of the cam engaging portion 10 is an engaging portion with which the cam portion 9 is engaged, and the top surface between the concave portions is formed.
Since 13 is the sliding surface 14 that slides while the cam portion 9 is rotated while being pressed against the engagement biasing mechanism 11, the engagement biasing mechanism 11 moves the cam portion 9 from the sliding surface 14. The first member 2 is caused by the cam engagement force that tends to fall into the recess.
A rotational biasing force in the closing direction is generated.
【００４１】また、本実施例では、前記したようにカム
部９を第二回動体13の一箇所だけに設け、カム係合部10
を第一回動体12の一箇所だけに設ける構造上、このカム
係合部10にカム部９が係合する前記回動ロック状態（重
合閉塞状態）から少なくとも第一連結体５が第二連結体
７に対し１８０度相対回動しても再び係合して回動ロッ
ク状態とならない構成であり、これにより第一部材２の
ディスプレイ部３を閉塞状態から１８０度開いた状態で
使用することも可能である。Further, in this embodiment, as described above, the cam portion 9 is provided only at one location of the second rotating body 13, and the cam engaging portion 10 is provided.
Due to the structure in which the first rotating body 12 is provided only at one place, at least the first connecting body 5 is secondly connected from the rotation lock state (overlapping closed state) in which the cam portion 9 engages with the cam engaging portion 10. Even if the body 7 is rotated 180 degrees relative to the body 7, it is not engaged again to be in the rotation locked state. Therefore, the display unit 3 of the first member 2 is used in a state of being opened 180 degrees from the closed state. Is also possible.
【００４２】してみると、例えば、車両内や電車内など
デスクやテーブルのないところでは、シートに座り、膝
（太もも）の上にノート型パソコンを載せて使用するこ
とがあるが、この場合にはディスプレイ部３が操作部１
に対して立った状態にあると、ディスプレイ部３が非常
に見づらく使いずらい。この点、本実施例によれば、上
記したように、ディスプレイ部３を閉塞状態から１８０
度開いた状態で使用することも可能であるため、このよ
うな使用状況においても秀れた実用性を発揮する構成と
なる。As a result, for example, in a place where there is no desk or table, such as in a vehicle or train, there is a case where the user sits on a seat and puts a laptop computer on his knees (thighs). The display unit 3 is the operation unit 1
When it is in a standing position, the display unit 3 is very hard to see and difficult to use. In this regard, according to the present embodiment, as described above, the display unit 3 is set to 180 degrees from the closed state.
Since it can be used in a state where it is opened once, it has a configuration that exhibits excellent practicality even in such a usage situation.
【００４３】尚、本発明は、本実施例に限られるもので
はなく、各構成要件の具体的構成は適宜設計し得るもの
である。The present invention is not limited to the present embodiment, and the specific constitution of each constituent element can be designed as appropriate.
【００４４】[0044]
【発明の効果】本発明は上述のように構成したから、ラ
ッチなどの閉塞装置を用いることなく、第二部材に対し
第一部材を閉塞状態に維持できることになるので、これ
により開くときの煩わしいロック解除操作は不要で、こ
の回動抵抗に抗して第一部材若しくは第二部材を手で動
かすだけの操作で第一部材と第二部材とを開くことがで
きる開閉操作性に秀れた構造を実現でき、しかもラッチ
などの閉塞装置がないため安価に構成可能で、且つ外観
上にラッチなどが表れない体裁良好な製品を構成可能と
なるなど、極めて実用性に秀れた画期的なヒンジ装置と
なる。Since the present invention is configured as described above, the first member can be maintained in the closed state with respect to the second member without using a closing device such as a latch, which is troublesome when opening. An unlocking operation is not required, and the opening and closing operability is excellent because the first member and the second member can be opened by an operation of manually moving the first member or the second member against the rotation resistance. It is an epoch-making product that is extremely practical because it can realize a structure, can be configured at low cost because there is no closing device such as a latch, and can form a product with a good appearance that does not show a latch on the appearance. It becomes a simple hinge device.
【００４５】また、例えば、カム係合部が所定間隔を置
いて二箇所に設けられ、カム部がこの二箇所のカム係合
部間を所定角度移動し、カム部が二箇所のカム係合部に
係合したときが回動限となるような構成の場合、この二
箇所のカム係合部の形成位置によって回動角度（第一部
材若しくは第二部材の開放角度）に限界が生じてしまう
が、本発明では、カム部若しくはカム係合部を第二回動
体の一箇所だけに設け、このカム係合部若しくはカム部
を第一回動体の一箇所だけに設ける構造上、このカム係
合部にカム部が係合する前記回動ロック状態（重合閉塞
状態）から少なくとも第一連結体が第二連結体に対し１
８０度相対回動しても再び係合して回動ロック状態とな
らない構成であり、これにより第一部材若しくは第二部
材のディスプレイ部を閉塞状態から１８０度開いた状態
で使用することも可能となる。Further, for example, the cam engaging portions are provided at two positions with a predetermined interval, the cam portions move a predetermined angle between the two cam engaging portions, and the cam portions have two cam engaging portions. In the case of a structure in which the rotation limit is reached when engaged with the portion, the rotation angle (opening angle of the first member or the second member) is limited due to the formation positions of the two cam engagement portions. However, in the present invention, the cam portion or the cam engaging portion is provided only at one location of the second rotating body, and the cam engaging portion or the cam portion is provided only at one location of the first rotating body. From the rotation lock state (overlapping closed state) in which the cam portion engages with the engaging portion, at least the first connecting body is 1 with respect to the second connecting body.
Even if it is relatively rotated by 80 degrees, it is configured so that it is not engaged again to be in the rotation locked state, so that it is possible to use the display part of the first member or the second member with the display part opened 180 degrees from the closed state. Becomes
【００４６】従って、例えば、車両内や電車内などのシ
ートに座り、膝（太もも）の上にノート型パソコンを載
せて使用する場合にはディスプレイ部が操作部に対して
立った状態にあると、ディスプレイ部が非常に見づらく
使いづらいが、本発明によれば、上記したように、ディ
スプレイ部を閉塞状態から１８０度開いた状態で使用す
ることも可能であるため、このような使用状況において
も秀れた実用性を発揮する画期的なヒンジ装置となる。Therefore, for example, when the user sits on a seat in a vehicle or train and puts a laptop computer on his knees (thighs) and uses it, the display section is standing upright with respect to the operation section. The display unit is very hard to see and is difficult to use. However, according to the present invention, as described above, the display unit can be used in a state in which it is opened 180 degrees from the closed state. It will be an epoch-making hinge device that exhibits excellent practicality.
【００４７】また、請求項２記載の発明においては、第
一部材若しくは第二部材を開放した（起動）した状態で
のフリーストップが実現されるため、開放した第一部材
若しくは第二部材を好きな角度で使用可能となる一層実
用性に秀れたヒンジ装置となる。According to the second aspect of the invention, since the free stop is realized in the state where the first member or the second member is opened (started), the opened first member or the second member is preferred. The hinge device is more practical and can be used at various angles.
【００４８】また、請求項３記載の発明においては、前
記作用効果を確実に発揮するヒンジ装置を簡易構成にし
て容易に設計実現可能となる極めて実用性に秀れた構成
のヒンジ装置となる。According to the third aspect of the present invention, the hinge device having the extremely excellent practicality is provided, which makes it possible to easily design and realize the hinge device that reliably exhibits the above-described operational effects by simplifying the structure.
【００４９】また、請求項４記載の発明においては、前
記作用効果を確実に発揮するヒンジ装置を一層容易に設
計実現可能となる極めて実用性に秀れた構成のヒンジ装
置となる。According to the fourth aspect of the present invention, the hinge device having a very practical structure is provided, which makes it possible to more easily design and realize the hinge device that surely exhibits the above-described effects.
【図１】本実施例の使用状態を示す斜視図である。FIG. 1 is a perspective view showing a usage state of the present embodiment.
【図２】本実施例を示す斜視図である。FIG. 2 is a perspective view showing the present embodiment.
【図３】本実施例の説明分解斜視図である。FIG. 3 is an explanatory exploded perspective view of the present embodiment.
【図４】本実施例を示す平面図である。FIG. 4 is a plan view showing the present embodiment.
【図５】図４のＡ−Ａ矢印線方向への断面図のである。5 is a cross-sectional view taken along the line AA of FIG.
【図６】本実施例のカム部を備えた第二回動体とカム係
合部を備えた第一回動体との関係を示す要部拡大説明図
である。FIG. 6 is an enlarged explanatory view of the essential parts showing the relationship between the second rotating body having the cam portion and the first rotating body having the cam engaging portion according to the present embodiment.
【図７】本実施例の閉塞状態（ａ），開放立設状態
（ｂ），１８０度開放状態（ｃ）でのカム部とカム係合
部との関係並びにヒンジ装置の動作を示す説明図であ
る。FIG. 7 is an explanatory diagram showing the relationship between the cam portion and the cam engaging portion and the operation of the hinge device in the closed state (a), the open standing state (b), and the 180 degree open state (c) of the present embodiment. Is.
１ 操作部 ２ 第一部材 ３ ディスプレイ部 ４ 第二部材 ５ 第一連結体 ６ 枢着軸 ７ 第二連結体 ８ 軸受部 ９ カム部 10 カム係合部 11 係合付勢機構 12 第一回動体 13 第二回動体 14 摺動面（対向頂部面） 16 止具 18 弾性体 1 Operation part 2 First member 3 Display section 4 Second member 5 First connection 6 pivot 7 Second connection 8 bearing 9 Cam part 10 Cam engaging part 11 Engaging bias mechanism 12 First rotating body 13 Second rotating body 14 Sliding surface (opposite top surface) 16 stop 18 Elastic body
Claims (4)
第一部材と，ディスプレイ部若しくは操作部を備えた第
二部材とを枢着し、この第一部材を第二部材に対して重
合閉塞状態から開放方向に所定角度回動せしめるヒンジ
装置であって、第一部材に連結する第一連結体に枢着軸
を設け、第二部材に連結する第二連結体に前記枢着軸を
枢支する軸受部を設け、前記第一連結体に前記枢着軸と
共に回動するカム部若しくはカム係合部を設け、前記第
一部材と前記第二部材とを重合閉塞状態とした際にこの
カム部若しくはカム係合部に係合し，前記軸受部と共に
回動するカム係合部若しくはカム部を前記第二連結体に
設け、このカム部，カム係合部の少なくとも一方を係合
離反方向にスライド移動自在に設けると共に、このカム
部，カム係合部の少なくとも一方が係脱するに際して離
反方向に移動した際係合方向に付勢する係合付勢機構を
設けて、この係合付勢機構により前記カム部とカム係合
部との係合は係脱せず回動ロック状態が保持されて前記
第一部材と前記第二部材の重合閉塞状態が保持されるよ
うに構成し、このカム部，カム係合部のいずれか一方を
前記係合付勢機構に抗して離反方向に移動させつつ回動
させることで前記カム係合部に対してカム部を係脱さ
せ、前記第一部材に対して前記第二部材を相対回動させ
るように構成したヒンジ装置において、前記枢着軸にこ
の枢着軸と共に回動する第一回動体を設けると共に、前
記軸受部にこの軸受部と共に回動する第二回動体を設
け、この第一回動体の一箇所に前記カム部若しくは前記
カム係合部を設ける一方、この第二回動体の一箇所に前
記カム係合部若しくはカム部を設けることで、このカム
係合部にカム部が係合する前記回動ロック状態から少な
くとも第一連結体が第二連結体に対し１８０度相対回動
しても再び係合して回動ロック状態とならないように構
成したことを特徴とするヒンジ装置。1. A first member having an operation part or a display part and a second member having a display part or an operation part are pivotally attached to each other, and the first member is attached to the second member from a superposed closed state. A hinge device for rotating a predetermined angle in an opening direction, wherein a first connecting body connected to a first member is provided with a pivot shaft, and the second connecting body connected to a second member is pivotally supported by the pivot shaft. A bearing portion is provided, and a cam portion or a cam engaging portion that rotates with the pivot shaft is provided on the first connecting body, and the cam portion is provided when the first member and the second member are in a superposed closed state. Alternatively, a cam engaging portion or a cam portion that engages with the cam engaging portion and rotates together with the bearing portion is provided in the second connecting body, and at least one of the cam portion and the cam engaging portion is in the engaging / disengaging direction. It is provided so that it can slide freely, and the number of cams and If at least one of them is engaged and disengaged, an engagement urging mechanism that urges in the engagement direction when moving in the separating direction is provided, and the engagement of the cam portion with the cam engagement portion is prevented by this engagement urging mechanism. It is configured such that the rotation locked state is held without being engaged and disengaged and the overlapping closed state of the first member and the second member is held, and either one of the cam portion and the cam engaging portion is engaged with the engagement. The cam portion is engaged and disengaged with respect to the cam engaging portion by rotating while moving in the separating direction against the biasing mechanism, and the second member is relatively rotated with respect to the first member. In the hinge device configured as described above, the pivot shaft is provided with a first rotary body that rotates together with the pivot shaft, and the bearing portion is provided with a second rotary body that rotates together with the bearing portion. While the cam portion or the cam engaging portion is provided at one position of the moving body, the second rotating body By providing the cam engaging portion or the cam portion at one position, at least the first connecting body is rotated 180 degrees relative to the second connecting body from the rotation lock state in which the cam portion engages with the cam engaging portion. A hinge device characterized in that the hinge device is configured so as to be engaged again even if it is moved so as not to be in a rotation locked state.
に設けた前記カム係合部以外の対向頂部面を前記カム部
が回動に際して前記係合付勢機構により圧接した状態で
摺動する摺動面とし、カム部がカム係合部に係合する前
記回動ロック状態以外の回動領域ではカム部が係合付勢
機構によってこの摺動面に圧接することによる回動抵抗
が付与されるように構成したことを特徴とする請求項１
記載のヒンジ装置。2. A sliding operation is performed in a state in which the cam biasing mechanism presses the opposing top surface of the first rotary body or the second rotary body other than the cam engaging portion, when the cam portion rotates. In the rotation region other than the rotation lock state where the cam portion engages with the cam engagement portion, the rotation resistance due to the cam portion pressingly contacting the slide surface by the engagement urging mechanism is generated. It is constituted so that it may be given.
The hinge device described.
る前記第二回動体を設け、この第二回動体を設けた軸受
部を枢着軸に回動自在に被嵌すると共に、この軸受部，
第二回動体は枢着軸の基部側に位置せしめ、この第二回
動体より枢着軸先端側にこの枢着軸と共に回動する前記
第一回動体を枢着軸の長さ方向にスライド可能に設け、
前記第二回動体の第一回動体との対向面に前記カム部若
しくは前記カム係合部を一箇所だけ設ける一方、このカ
ム部若しくはカム係合部が係合するカム係合部若しくは
カム部を第一回動体の第二回動体との対向面に一箇所だ
け設け、この第一回動体より枢着軸先端側に前記係合付
勢機構を設け、この係合付勢機構がカム係合部に対して
カム部が係脱するに際して離反する際係合方向に付勢
し、前記カム部とカム係合部との係合は係脱せず、回動
ロック状態が保持され、カム係合部を係合付勢機構に抗
して離反方向にスライド移動させつつ軸受部と共にカム
部を回動させることで前記カム係合部に対しカム部を係
脱させ、前記第一部材を前記第二部材に対して相対回動
させるように構成したことを特徴とする請求項１，２の
いずれか１項に記載のヒンジ装置。3. The bearing is provided with the second rotating body that rotates together with the bearing, and the bearing provided with the second rotating body is rotatably fitted to a pivot shaft and Bearing part,
The second rotating body is positioned on the base side of the pivot shaft, and the first rotating body that rotates together with the pivot shaft is slid in the longitudinal direction of the pivot shaft from the second pivot body toward the tip end side of the pivot shaft. Provided as possible
The cam portion or the cam engaging portion is provided at only one position on the surface of the second rotating body facing the first rotating body, and the cam portion or the cam engaging portion with which the cam engaging portion engages. Is provided only on one surface of the first rotating body facing the second rotating body, and the engagement urging mechanism is provided on the tip end side of the pivoting shaft with respect to the first rotating body. When the cam portion is disengaged from the mating portion, it is urged in the engaging direction when the cam portion is disengaged, the engagement between the cam portion and the cam engaging portion is not disengaged, and the rotation locked state is maintained. By rotating the cam part together with the bearing part while slidingly moving the engaging part in the separating direction against the engaging biasing mechanism, the cam part is engaged with and disengaged from the cam engaging part, and the first member is removed. The structure according to claim 1, wherein the second member is configured to rotate relative to the second member. Hinge device.
するリング状の前記第二回動体を回り止め状態に設け
て、この第二回動体を設けた軸受部を枢着軸に回動自在
に被嵌すると共に、この軸受部，第二回動体は枢着軸の
基部側に位置せしめ、この第二回動体より枢着軸先端側
にリング状の第一回動体を被嵌すると共に、この第一回
動体は枢着軸に対して回り止め状態であって、且つ枢着
軸に沿って枢着軸の長さ方向にスライド可能に設け、前
記第二回動体の第一回動体との対向面に前記カム部若し
くは前記カム係合部を一箇所だけ設ける一方、このカム
部若しくはカム係合部が係合するカム係合部若しくはカ
ム部を第一回動体の第二回動体との対向面に一箇所だけ
設け、この第一回動体より枢着軸先端側に前記係合付勢
機構としての弾性体を被嵌し、この弾性体より枢着軸先
端側に弾性体を抜け止め状態に支持する止具を止着し
て、この弾性体がカム係合部に対してカム部が係脱する
に際して離反する際係合方向に付勢するように構成し、
この弾性体により前記カム部とカム係合部との係合は係
脱せず、回動ロック状態が保持され、カム係合部を弾性
体に抗して離反方向にスライド移動させつつ軸受部と共
にカム部を回動させることで前記カム係合部に対しカム
部を係脱させ、前記第一部材を前記第二部材に対して相
対回動させるように構成したことを特徴とする請求項１
〜３のいずれか１項に記載のヒンジ装置。4. The ring-shaped second rotating body fitted to the pivot shaft is provided in the bearing portion in a non-rotating state, and the bearing portion provided with the second rotating body is pivotally attached to the shaft portion. The bearing and the second rotating body are positioned on the base side of the pivot shaft, and the ring-shaped first rotating body is placed on the tip side of the pivot shaft from the second rotary body. When fitted, the first rotating body is provided so as not to rotate with respect to the pivot shaft and slidable along the pivot shaft in the longitudinal direction of the pivot shaft. The cam portion or the cam engaging portion is provided at only one position on the surface facing the one rotating body, and the cam engaging portion or the cam portion with which the cam portion or the cam engaging portion engages is provided in the first rotating body. The elastic body as the engaging and urging mechanism is provided only at one location on the surface facing the two rotating bodies, and on the tip end side of the pivot shaft from the first rotating body. A stopper for supporting the elastic body in a state in which the elastic body is prevented from slipping off is attached to the tip end side of the pivotal shaft with respect to the elastic body, and the elastic body is separated when the cam portion engages with and disengages from the cam engaging portion. Is configured to urge in the engaging direction when
With this elastic body, the engagement between the cam portion and the cam engaging portion is not engaged and disengaged, the rotation locked state is maintained, and the bearing portion is slid in the separating direction against the elastic body. The cam portion is rotated with the cam portion to engage and disengage from the cam engaging portion, and the first member is rotated relative to the second member. 1
The hinge device according to any one of 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001361165A JP2003161311A (en) | 2001-11-27 | 2001-11-27 | Hinge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001361165A JP2003161311A (en) | 2001-11-27 | 2001-11-27 | Hinge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2003161311A true JP2003161311A (en) | 2003-06-06 |
Family
ID=19171870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001361165A Pending JP2003161311A (en) | 2001-11-27 | 2001-11-27 | Hinge device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2003161311A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005054695A1 (en) * | 2003-12-04 | 2005-06-16 | Nhk Spring Co., Ltd. | Hinge device |
| KR20110039870A (en) * | 2009-10-12 | 2011-04-20 | 삼성전자주식회사 | Hinge unit and portable computer having the same |
| CN101644297B (en) * | 2008-08-06 | 2011-08-03 | 兆利科技工业股份有限公司 | Cladding type rotating shaft structure |
| WO2011121854A1 (en) * | 2010-03-31 | 2011-10-06 | 株式会社 ストロベリーコーポレーション | Hinge device and electronic device using hinge device |
-
2001
- 2001-11-27 JP JP2001361165A patent/JP2003161311A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005054695A1 (en) * | 2003-12-04 | 2005-06-16 | Nhk Spring Co., Ltd. | Hinge device |
| US7874045B2 (en) | 2003-12-04 | 2011-01-25 | Nhk Spring Co., Ltd. | Hinge device |
| CN101644297B (en) * | 2008-08-06 | 2011-08-03 | 兆利科技工业股份有限公司 | Cladding type rotating shaft structure |
| KR20110039870A (en) * | 2009-10-12 | 2011-04-20 | 삼성전자주식회사 | Hinge unit and portable computer having the same |
| US8254103B2 (en) | 2009-10-12 | 2012-08-28 | Samsung Electronics Co., Ltd. | Hinge unit and portable computer having the same |
| KR101589276B1 (en) | 2009-10-12 | 2016-01-29 | 삼성전자 주식회사 | Hinge unit and portable computer having the same |
| WO2011121854A1 (en) * | 2010-03-31 | 2011-10-06 | 株式会社 ストロベリーコーポレーション | Hinge device and electronic device using hinge device |
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