JPH11257339A - Opening and closing device - Google Patents
Opening and closing deviceInfo
- Publication number
- JPH11257339A JPH11257339A JP7486098A JP7486098A JPH11257339A JP H11257339 A JPH11257339 A JP H11257339A JP 7486098 A JP7486098 A JP 7486098A JP 7486098 A JP7486098 A JP 7486098A JP H11257339 A JPH11257339 A JP H11257339A
- Authority
- JP
- Japan
- Prior art keywords
- opening
- door
- magnet
- rotating member
- door body
- 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
- Pivots And Pivotal Connections (AREA)
- Casings For Electric Apparatus (AREA)
- Calculators And Similar Devices (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、筐体の開口部を扉
体の回転動作により開閉する開閉装置に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an opening and closing device for opening and closing an opening of a housing by rotating a door body.
【０００２】[0002]
【従来の技術】筐体の開口部を扉体等の回転体の回転動
作により開閉する開閉装置は、回転が停止する際に回転
体或は回転体支持部に衝撃が加わるのを防止する為、開
閉速度が過度に大きくならない様開閉速度減速機構を有
している。2. Description of the Related Art An opening / closing device that opens and closes an opening of a housing by the rotation of a rotating body such as a door body is used to prevent an impact from being applied to the rotating body or the rotating body support when the rotation stops. And an opening / closing speed reduction mechanism so that the opening / closing speed does not become excessively high.
【０００３】図５に於いて従来の開閉装置を説明する。A conventional switchgear will be described with reference to FIG.
【０００４】図中１はパネル状の扉体であり、該扉体１
の下端部はヒンジ２を介して筐体３に設けられている。
前記扉体１は前記ヒンジ２を中心に回転し、前記筐体３
の開口部（図示せず）が開閉可能になっている。In FIG. 1, reference numeral 1 denotes a panel-shaped door,
Is provided on the housing 3 via the hinge 2.
The door 1 rotates about the hinge 2 and the housing 3
Opening (not shown) can be opened and closed.
【０００５】前記扉体１の一側面の上部にはシリンダ式
ダンパ４の一端部が枢着され、前記筐体３には前記ダン
パ４の他端部が枢着されている。該ダンパ４はシリンダ
部５と該シリンダ部５内に摺動自在に嵌挿されたシリン
ダロッド６を有し、該シリンダロッド６の伸縮速度に応
じた抵抗力を発する。One end of a cylindrical damper 4 is pivotally mounted on one side of the door 1, and the other end of the damper 4 is pivotally mounted on the housing 3. The damper 4 has a cylinder portion 5 and a cylinder rod 6 slidably fitted in the cylinder portion 5, and generates a resistance according to the expansion / contraction speed of the cylinder rod 6.
【０００６】前記扉体１を前記ヒンジ２を中心に図５中
の時計方向に回転させる。前記扉体１の自重により前記
ダンパ４は伸長する。前記扉体１が開くに従い、重力の
作用により前記扉体１に作用する回転力が大きくなる
が、前記ダンパ４により前記扉体１の回転速度の増加が
抑止される。前記シリンダロッド６がストロークエンド
に達すると、前記開口部（図示せず）は全開される。The door 1 is rotated clockwise in FIG. 5 around the hinge 2. Due to the weight of the door 1, the damper 4 extends. As the door 1 opens, the rotational force acting on the door 1 increases due to the action of gravity, but the damper 4 suppresses an increase in the rotational speed of the door 1. When the cylinder rod 6 reaches the stroke end, the opening (not shown) is fully opened.
【０００７】前記開口部（図示せず）を閉塞するには、
前記ダンパ４を収縮させつつ前記扉体１を図５中の反時
計方向に回転させる。To close the opening (not shown),
The door 1 is rotated counterclockwise in FIG. 5 while the damper 4 is contracted.
【０００８】次に図６に於いて従来のノート型パソコン
等表示部が操作部に回転可能に設けられている機器に於
ける開閉装置を説明する。Next, referring to FIG. 6, a description will be given of an opening / closing device in a device in which a display unit such as a conventional notebook computer is rotatably provided on an operation unit.
【０００９】図中、７はノート型パソコンであり、該パ
ソコン７は表示パネルを有する表示部８が各種操作キー
を有する操作部９に枢軸１０を介して回転可能に取付け
られ、前記表示部８は操作部９に重合可能となってい
る。In FIG. 1, reference numeral 7 denotes a notebook personal computer. The personal computer 7 has a display unit 8 having a display panel rotatably mounted on an operation unit 9 having various operation keys via a pivot 10. Can be superimposed on the operation unit 9.
【００１０】前記枢軸１０にはバネ１１が巻設され、該
バネ１１の両端部はそれぞれ前記表示部８及び前記操作
部９に係止されている。前記バネ１１は前記表示部８と
前記操作部９とを離反する方向へ付勢している。A spring 11 is wound around the pivot 10, and both ends of the spring 11 are locked to the display unit 8 and the operation unit 9, respectively. The spring 11 urges the display unit 8 and the operation unit 9 in a direction away from each other.
【００１１】前記パソコン７の使用時、前記表示部８を
図６中反時計方向に回転させ、見易い角度に設定する。When the personal computer 7 is used, the display section 8 is rotated counterclockwise in FIG.
【００１２】前記パソコン７の使用後、前記表示部８を
前記枢軸１０を中心に図６中の時計方向に回転させ、前
記操作部９に重合させる。前記表示部８が閉じるに従
い、重力の作用により該表示部８に作用する回転力が大
きくなるが、前記バネ１１の撓み量も前記表示部８が閉
じるに従い大きくなり、前記バネ１１の反発力も増し、
前記表示部８の回転力を相殺して回転速度の増加が抑止
される。After using the personal computer 7, the display unit 8 is rotated clockwise in FIG. 6 around the pivot 10 so as to overlap the operation unit 9. As the display unit 8 closes, the rotational force acting on the display unit 8 increases due to the action of gravity. However, the amount of deflection of the spring 11 also increases as the display unit 8 closes, and the repulsive force of the spring 11 also increases. ,
An increase in the rotation speed is suppressed by canceling the rotation force of the display unit 8.
【００１３】[0013]
【発明が解決しようとする課題】上記した従来の前記ダ
ンパ４を利用した開閉装置では、機構が比較的大型とな
り、取付けスペースが増大し、設置コストも高くなると
いった問題があった。又、従来の前記バネ１１を利用し
た開閉装置では、該バネ１１の取付け、反発力の調整が
容易ではなく、調整作業に手間が掛かり、コスト高にな
るといった問題があった。The above-described conventional opening / closing device using the damper 4 has a problem that the mechanism is relatively large, the mounting space is increased, and the installation cost is increased. Further, in the conventional opening / closing device using the spring 11, there is a problem that the mounting of the spring 11 and the adjustment of the repulsive force are not easy, and the adjustment work is troublesome and the cost is high.
【００１４】本発明は斯かる実情に鑑み、機構の小型
化、簡素化を図り、設置スペース及びコストの削減を図
ると共に開閉速度の調整の容易化を図ろうとするもので
ある。The present invention has been made in view of such circumstances, and has been made to reduce the size and simplification of the mechanism, to reduce the installation space and cost, and to facilitate the adjustment of the opening and closing speed.
【００１５】[0015]
【課題を解決するための手段】本発明は、筐体に回転可
能に扉体が設けられ、該扉体に該扉体と一体に回転する
回転部材を固着し、前記筐体に摺接片を前記回転部材に
摺接可能に取付け、前記回転部材、摺接片のいずれか一
方に磁石を設け、いずれか他方を磁性体材料とした開閉
装置に係り、又、前記回転部材は前記扉体の回転方向に
延びるアームであり、前記摺接片を前記アームに当接さ
せた開閉装置に係り、更に、前記回転部材は扉体に固着
された磁性体の回転軸であり、前記摺接片は前記回転軸
に嵌合する磁石である開閉装置に係り、更に又、前記回
転部材と前記摺接片との間に合成樹脂材を介設した開閉
装置に係り、回転部材と摺接片間の吸着によって発生す
る摩擦力により扉体の開閉速度の増加を抑止するもので
ある。According to the present invention, a housing is provided with a rotatable door, a rotating member which rotates integrally with the door is fixed to the door, and a sliding contact piece is provided on the housing. The present invention relates to an opening / closing device in which a magnet is provided on one of the rotating member and the sliding contact piece, and the other is a magnetic material, and the rotating member is the door body. An arm extending in the rotation direction of the sliding contact piece, wherein the sliding member is a rotating shaft of a magnetic body fixed to a door body, and the sliding contact piece Relates to an opening / closing device which is a magnet fitted to the rotating shaft, and further relates to an opening / closing device having a synthetic resin material interposed between the rotating member and the sliding contact piece. The increase in the opening / closing speed of the door body is suppressed by the frictional force generated by the suction.
【００１６】[0016]
【発明の実施の形態】以下、図１を参照しつつ本発明の
第１の実施の形態を説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a first embodiment of the present invention will be described with reference to FIG.
【００１７】図中、１５はパネル状の扉体であり、該扉
体１５の一端部は所要数（図示では２個）の蝶番１６を
介して筐体１７に取付けられている。前記扉体１５は前
記各蝶番１６を中心に回転し、前記筐体１７の開口部１
８を閉塞可能としている。In the figure, reference numeral 15 denotes a panel-shaped door, and one end of the door 15 is attached to a housing 17 via a required number (two in the figure) of hinges 16. The door body 15 rotates about each of the hinges 16, and the opening 1 of the housing 17 is opened.
8 can be closed.
【００１８】前記筐体１７の内部には前記開口部１８に
隣接して支持片１９が設けられている。該支持片１９は
弾性材料から成り、前記開口部１８と平行な方向に弾性
変位可能であり、少なくとも一端部２０は前記開口部１
８と平行に屈曲形成されている。前記一端部２０には偏
平な直方体形状のケース２１が固着され、該ケース２１
は前記一端部２０に対して前記開口部１８と平行な方向
に取付け位置が調整可能となっている。A support piece 19 is provided inside the housing 17 adjacent to the opening 18. The support piece 19 is made of an elastic material and can be elastically displaced in a direction parallel to the opening 18.
8 and is bent in parallel. A flat rectangular parallelepiped case 21 is fixed to the one end 20.
The mounting position is adjustable with respect to the one end 20 in a direction parallel to the opening 18.
【００１９】前記ケース２１には所要数（図示では２
個）の磁石２２が後述するアーム２３に摺接可能な様に
収納され、該磁石２２は前記ケース２１の側面から先端
部が突出し、前記磁石２２の先端面は合成樹脂材２５で
被覆されている。The case 21 has a required number (two in the figure).
Of the magnet 22 are housed so as to be slidable on an arm 23 described later, the tip of the magnet 22 protrudes from the side surface of the case 21, and the tip of the magnet 22 is covered with a synthetic resin material 25. I have.
【００２０】前記扉体１５に磁性体のアーム２３が垂直
に固着され、該アーム２３は前記蝶番１６を中心とした
円弧帯形状であり、先端部２４は前記支持片１９側に直
角に折曲げられている。而して、前記アーム２３は前記
磁石２２に対して摺接可能であると共に前記先端部２４
は前記一端部２０に当接可能となっている。An arm 23 made of a magnetic material is vertically fixed to the door body 15, and the arm 23 has an arcuate band shape centering on the hinge 16, and a front end portion 24 is bent at a right angle to the support piece 19 side. Have been. Thus, the arm 23 is slidable against the magnet 22 and the distal end 24
Can contact the one end 20.
【００２１】以下作用を説明する。The operation will be described below.
【００２２】前記磁石２２の先端部は前記支持片１９の
弾性力により前記合成樹脂材２５を介して前記アーム２
３に密着し、前記磁石２２が前記アーム２３を吸着する
ことにより前記扉体１５が前記開口部１８を閉塞した状
態は維持される。The tip of the magnet 22 is connected to the arm 2 by the elastic force of the support piece 19 via the synthetic resin material 25.
3, and the magnet 22 attracts the arm 23 so that the door 15 closes the opening 18.
【００２３】外部から前記扉体１５に図１中の反時計方
向に力を作用させると、該扉体１５の自重により前記蝶
番１６を中心に反時計方向の回転力が発生する。該回転
力が前記磁石２２と前記アーム２３間の吸着によって発
生する摩擦力より大きい場合には、前記磁石２２と前記
アーム２３は吸着状態を維持しつつ摺動し、前記扉体１
５は前記摩擦力により開閉速度の増加を抑止されつつ回
転する。この時、前記磁石２２と前記アーム２３との摺
動は前記合成樹脂材２５を介して行われるので、前記磁
石２２と前記アーム２３の摺動時の不快な発音が抑制さ
れると共に摩耗が防止される。When a force is applied to the door body 15 from the outside in the counterclockwise direction in FIG. 1, a counterclockwise rotation force is generated about the hinge 16 by the weight of the door body 15. When the rotational force is larger than the frictional force generated by the attraction between the magnet 22 and the arm 23, the magnet 22 and the arm 23 slide while maintaining the attraction state, and the door 1
5 rotates while the increase in the opening / closing speed is suppressed by the frictional force. At this time, since the sliding of the magnet 22 and the arm 23 is performed through the synthetic resin material 25, unpleasant sound when the magnet 22 and the arm 23 slide are suppressed and wear is prevented. Is done.
【００２４】前記先端部２４が前記一端部２０に当接す
ると、前記扉体１５の回転は停止し、前記開口部１８は
全開状態となる。When the distal end 24 comes into contact with the one end 20, the rotation of the door 15 stops, and the opening 18 is fully opened.
【００２５】この場合、前記磁石２２を交換し、或は前
記合成樹脂材２５の材質、厚みを選択し、該磁石２２と
前記アーム２３間の吸着による摩擦力を調整すること
で、前記扉体１５の開閉速度を調整することができる。In this case, the door body is replaced by replacing the magnet 22 or selecting the material and thickness of the synthetic resin material 25 and adjusting the frictional force by the attraction between the magnet 22 and the arm 23. 15 opening and closing speeds can be adjusted.
【００２６】又、前記回転力が前記磁石２２とアーム２
３間の吸着によって発生する摩擦力より小さい場合に
は、外部から前記扉体１５に図１中の反時計方向に力を
作用させている間は該扉体１５は回転するが、外部から
該扉体１５に力を作用させないと前記扉体１５は回転を
停止する。The rotational force is applied to the magnet 22 and the arm 2.
If the frictional force is smaller than the frictional force generated by the suction between the three, the door body 15 rotates while a force is applied to the door body 15 from the outside in the counterclockwise direction in FIG. If no force is applied to the door 15, the door 15 stops rotating.
【００２７】従って、この場合、前記磁石２２と前記ア
ーム２３間の吸着によって発生する摩擦力により前記扉
体１５を任意の位置で停止させ、前記開口部１８の開度
を無段階に変更することができる。Therefore, in this case, the door 15 is stopped at an arbitrary position by the frictional force generated by the attraction between the magnet 22 and the arm 23, and the opening of the opening 18 is changed steplessly. Can be.
【００２８】尚、図２に示す様に前記アーム２３に所定
ピッチで半球状の突起部２６を形成させると共に前記磁
石２２の先端部に前記突起部２６に嵌合可能な凹部２７
を形成させてもよく、又、前記アーム２３に前記凹部２
７を設け、前記磁石２２の先端部に前記突起部２６を設
けてもよい。As shown in FIG. 2, a hemispherical projection 26 is formed on the arm 23 at a predetermined pitch, and a concave portion 27 which can be fitted to the projection 26 at the tip of the magnet 22.
And the arm 23 has the recess 2
7 may be provided, and the protrusion 26 may be provided at the tip of the magnet 22.
【００２９】この場合、前記磁石２２と前記アーム２３
間の吸着により発生する摩擦力が前記回転力より小さく
ても、前記突起部２６が前記凹部２７に嵌合することに
より所定の位置で前記扉体１５の回転を段階的に停止さ
せることができる。In this case, the magnet 22 and the arm 23
Even if the frictional force generated by the suction between them is smaller than the rotational force, the rotation of the door body 15 can be stopped stepwise at a predetermined position by fitting the projection 26 into the recess 27. .
【００３０】又、前記ケース２１に前記磁石２２を収納
する代わりに、図３に示す様に前記アーム２３に磁石片
２８を所定間隔で埋込んでもよく、更に前記アーム２３
自体を磁石としてもよい。この場合、前記ケース２１に
取付けるものは前記磁石２２に代え単なる磁性体でよ
い。Instead of accommodating the magnet 22 in the case 21, magnet pieces 28 may be embedded in the arm 23 at predetermined intervals as shown in FIG.
The magnet itself may be used. In this case, what is attached to the case 21 may be a simple magnetic material instead of the magnet 22.
【００３１】更に、上記第１の実施の形態とは反対に前
記アーム２３を前記筐体１７側に設け、前記支持片１
９、ケース２１、磁石２２を前記扉体１５側に設けても
よい。Further, in contrast to the first embodiment, the arm 23 is provided on the housing 17 side, and the support piece 1 is provided.
9, the case 21, and the magnet 22 may be provided on the door body 15 side.
【００３２】更に又、前記支持片１９に弾性材料を使用
する代わりに前記アーム２３に弾性材料を使用し、該ア
ーム２３を前記開口部１８と平行な方向に弾性変位可能
としてもよい。Further, instead of using an elastic material for the support piece 19, an elastic material may be used for the arm 23, and the arm 23 may be elastically displaceable in a direction parallel to the opening 18.
【００３３】又、前記磁石２２の先端面を前記合成樹脂
材２５で被覆する代わりに前記アーム２３の摺接面に前
記合成樹脂材２５を被覆させてもよい。Instead of covering the end surface of the magnet 22 with the synthetic resin material 25, the sliding surface of the arm 23 may be coated with the synthetic resin material 25.
【００３４】次に、図４を参照しつつ本発明の第２の実
施の形態を説明する。Next, a second embodiment of the present invention will be described with reference to FIG.
【００３５】図中、２９は周辺部３０を折上げた扉体で
あり、該周辺部３０に該周辺部３０を貫通させた枢軸３
１を固着する。該枢軸３１は磁性材料であり、該枢軸３
１の両端部は突出させる。筐体３２の下端近傍に軸受プ
レート３３を突設し、該軸受プレート３３に前記枢軸３
１の両端部を回転自在に嵌合する。而して、前記扉体２
９は前記枢軸３１を中心に回転し、前記筐体３２の開口
部３４を開閉可能になっている。In the figure, reference numeral 29 denotes a door body having a peripheral portion 30 folded up, and a pivot shaft 3 having the peripheral portion 30 penetrated through the peripheral portion 30.
1 is fixed. The pivot 31 is made of a magnetic material.
Both ends of 1 are protruded. A bearing plate 33 protrudes near the lower end of the housing 32 and the pivot shaft 3 is attached to the bearing plate 33.
1 are rotatably fitted at both ends. Thus, the door 2
Numeral 9 rotates about the pivot 31 so that the opening 34 of the housing 32 can be opened and closed.
【００３６】該枢軸３１には減速器３５が嵌合され、該
減速器３５の一端部３６は前記筐体３２の底面に固着さ
れている。前記減速器３５は非磁性体のケースに円筒状
の磁石３７を収納したものであり、前記枢軸３１との接
触面には合成樹脂材３８が介在し、前記枢軸３１は前記
合成樹脂材３８を介して前記磁石３７と摺接しつつ回転
可能となっている。A reducer 35 is fitted to the pivot 31, and one end 36 of the reducer 35 is fixed to the bottom surface of the housing 32. The speed reducer 35 has a cylindrical magnet 37 housed in a non-magnetic case, and a synthetic resin material 38 is interposed on a contact surface with the pivot 31, and the pivot 31 is made of the synthetic resin material 38. It is rotatable while being in sliding contact with the magnet 37 through the intermediary.
【００３７】以下作用を説明する。The operation will be described below.
【００３８】外部から前記扉体２９に図４中の反時計方
向に力を作用させると、該扉体２９の自重により前記枢
軸３１を中心に反時計方向の回転力が発生する。該回転
力が前記磁石３７と前記枢軸３１間の吸着によって発生
する摩擦力より大きい場合には、前記磁石３７と前記枢
軸３１は吸着状態を維持しつつ摺動し、前記扉体２９は
前記摩擦力により開閉速度の増加を抑止されつつ回転す
る。When a force is applied to the door body 29 from the outside in the counterclockwise direction in FIG. 4, a counterclockwise rotational force is generated about the pivot 31 by the weight of the door body 29. If the rotational force is larger than the frictional force generated by the attraction between the magnet 37 and the pivot 31, the magnet 37 and the pivot 31 slide while maintaining the attracted state, and the door 29 is It rotates while the increase in opening and closing speed is suppressed by the force.
【００３９】又、前記回転力が前記磁石３７と前記枢軸
３１間の吸着によって発生する摩擦力より小さい場合に
は、外部から前記扉体２９に図４中の反時計方向に力を
作用させている間は該扉体２９は回転するが、外部から
該扉体２９に力を作用させないと前記扉体２９は回転を
停止する。When the rotational force is smaller than the frictional force generated by the attraction between the magnet 37 and the pivot 31, a force is applied to the door 29 from outside in a counterclockwise direction in FIG. During this period, the door 29 rotates, but if no force is applied to the door 29 from the outside, the door 29 stops rotating.
【００４０】従って、この場合、前記磁石３７と前記枢
軸３１間の吸着によって発生する摩擦力により前記扉体
２９を任意の位置で停止させ前記開口部３４の開度を無
段階に変更することができる。Therefore, in this case, the door 29 can be stopped at an arbitrary position by the frictional force generated by the attraction between the magnet 37 and the pivot 31, and the opening of the opening 34 can be changed steplessly. it can.
【００４１】尚、前記減速器３５を省略し、前記軸受プ
レート３３を磁石としてもよい。The speed reducer 35 may be omitted and the bearing plate 33 may be a magnet.
【００４２】[0042]
【発明の効果】以上述べた如く本発明によれば、磁石の
吸着による摩擦で扉体の開閉速度が調整可能であるの
で、装置の小型化、簡素化が図れ、設置スペース及びコ
ストの削減が図れると共に調整の容易化が図れる。更
に、回転部材と摺接片との間に合成樹脂材を介設した場
合には、該回転部材と摺接片の摺動時の不快な発音が抑
制されると共に摩耗が防止される等種々の優れた効果を
発揮する。As described above, according to the present invention, the opening / closing speed of the door can be adjusted by the friction caused by the attraction of the magnet, so that the apparatus can be made smaller and simpler, and the installation space and cost can be reduced. And easy adjustment. Further, when a synthetic resin material is interposed between the rotating member and the sliding contact piece, various noises such as unpleasant sound generation at the time of sliding of the rotating member and the sliding contact piece and wear are prevented. Demonstrates excellent effects.
【図１】本発明の第１の実施の形態を示す斜視図であ
る。FIG. 1 is a perspective view showing a first embodiment of the present invention.
【図２】該実施の形態の於いて、アームに突起部を形成
させると共に磁石の先端部に前記突起部に嵌合可能な凹
部を形成させた場合を示す平面図である。FIG. 2 is a plan view showing a case in which a projection is formed on an arm and a recess that can be fitted to the projection is formed at a tip of a magnet in the embodiment.
【図３】該実施の形態に於いて、アームに磁石片を埋込
んだ場合を示す斜視図である。FIG. 3 is a perspective view showing a case where a magnet piece is embedded in an arm in the embodiment.
【図４】本発明の第２の実施の形態を示す斜視図であ
る。FIG. 4 is a perspective view showing a second embodiment of the present invention.
【図５】扉体に於ける従来例を示す概略説明図である。FIG. 5 is a schematic explanatory view showing a conventional example of a door body.
【図６】ノート型パソコンに於ける従来例を示す概略説
明図である。FIG. 6 is a schematic explanatory view showing a conventional example in a notebook personal computer.
１５ 扉体 １７ 筐体 １９ 支持片 ２１ ケース ２２ 磁石 ２３ アーム ２５ 合成樹脂材 ２９ 扉体 ３１ 枢軸 ３２ 筐体 ３３ 軸受プレート ３５ 減速器 ３７ 磁石 ３８ 合成樹脂材 15 Door 17 Housing 19 Supporting piece 21 Case 22 Magnet 23 Arm 25 Synthetic resin material 29 Door body 31 Axis 32 Housing 33 Bearing plate 35 Reducer 37 Magnet 38 Synthetic resin material
Claims (4)
体に該扉体と一体に回転する回転部材を固着し、前記筐
体に摺接片を前記回転部材に摺接可能に取付け、前記回
転部材、摺接片のいずれか一方に磁石を設け、いずれか
他方を磁性体材料としたことを特徴とする開閉装置。A door is rotatably provided on a housing, a rotating member that rotates integrally with the door is fixed to the door, and a sliding piece is slidably contacted with the rotating member on the housing. And a magnet is provided in one of the rotating member and the sliding contact piece, and the other is made of a magnetic material.
びるアームであり、前記摺接片を前記アームに当接させ
た請求項１の開閉装置。2. The opening and closing device according to claim 1, wherein the rotating member is an arm extending in a rotation direction of the door body, and the sliding contact piece is brought into contact with the arm.
の回転軸であり、前記摺接片は前記回転軸に嵌合する磁
石である請求項１の開閉装置。3. The opening and closing device according to claim 1, wherein the rotating member is a rotating shaft of a magnetic material fixed to a door body, and the sliding contact piece is a magnet fitted to the rotating shaft.
樹脂材を介設した請求項１、請求項２、又は請求項３の
開閉装置。4. The opening / closing device according to claim 1, wherein a synthetic resin material is provided between the rotating member and the sliding contact piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7486098A JPH11257339A (en) | 1998-03-09 | 1998-03-09 | Opening and closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7486098A JPH11257339A (en) | 1998-03-09 | 1998-03-09 | Opening and closing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH11257339A true JPH11257339A (en) | 1999-09-21 |
Family
ID=13559511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7486098A Pending JPH11257339A (en) | 1998-03-09 | 1998-03-09 | Opening and closing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH11257339A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002076651A (en) * | 2000-08-31 | 2002-03-15 | Katsuragawa Electric Co Ltd | Cover opening/closing mechanism |
| JP2007288436A (en) * | 2006-04-14 | 2007-11-01 | Matsushita Electric Ind Co Ltd | Slidable portable terminal |
| KR100873733B1 (en) | 2007-06-19 | 2008-12-12 | 이종학 | Damping hinge apparatus controlling velocity |
-
1998
- 1998-03-09 JP JP7486098A patent/JPH11257339A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002076651A (en) * | 2000-08-31 | 2002-03-15 | Katsuragawa Electric Co Ltd | Cover opening/closing mechanism |
| JP2007288436A (en) * | 2006-04-14 | 2007-11-01 | Matsushita Electric Ind Co Ltd | Slidable portable terminal |
| KR100873733B1 (en) | 2007-06-19 | 2008-12-12 | 이종학 | Damping hinge apparatus controlling velocity |
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