JPH0216676Y2 - - Google Patents
Info
- Publication number
- JPH0216676Y2 JPH0216676Y2 JP1985190251U JP19025185U JPH0216676Y2 JP H0216676 Y2 JPH0216676 Y2 JP H0216676Y2 JP 1985190251 U JP1985190251 U JP 1985190251U JP 19025185 U JP19025185 U JP 19025185U JP H0216676 Y2 JPH0216676 Y2 JP H0216676Y2
- Authority
- JP
- Japan
- Prior art keywords
- seat frame
- support member
- back frame
- frame
- base
- 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
Links
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
Landscapes
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
- Chairs Characterized By Structure (AREA)
Description
【考案の詳細な説明】
［考案の技術分野］
この考案は腰や背中の伸縮運動ができる座椅子
装置に関する。[Detailed Description of the Invention] [Technical Field of the Invention] This invention relates to a seat device that allows the waist and back to be extended and contracted.
［考案の技術的背景とその問題点］
たとえば家庭においてテレビを見るなどして寛
ぐ場合、楽な着座姿勢を保つことができるように
するため座椅子が多用されている。座椅子は周知
のように座部枠と背部枠とから構成されている。[Technical background of the invention and its problems] For example, when relaxing at home by watching TV, a chair is often used to maintain a comfortable sitting position. As is well known, a seat chair is composed of a seat frame and a back frame.
ところで、このような座椅子に長時間着座して
いると、利用者は背中や腰に疲れを感じることが
避けられない。そのような場合、座椅子に着座し
た利用者は、その座椅子を用いて背中や腰の運動
ができたならば、他の運動器具を用いる場合に比
べて非常に便利であり、しかも経済的である。ま
た、上述したような運動ができる座椅子を不使用
時に偏平な状態に畳むことができれば、収納した
り、持ち運ぶのに便利である。 By the way, when sitting on such a chair for a long time, users inevitably feel tired in their backs and hips. In such cases, if the user sitting on the chair can exercise his or her back and hips using the chair, it will be much more convenient than using other exercise equipment. Economical. Furthermore, if the above-mentioned exercise chair can be folded into a flat state when not in use, it will be convenient to store and carry.
［考案の目的］
この考案は、長時間着座姿勢を取るなどして疲
れたときに、他の運動器具を用いずに背中や腰の
運動ができ、また不使用時には偏平な状態に畳む
ことができるようにした座椅子装置を提供するこ
とを目的とする。[Purpose of the invention] This invention allows you to exercise your back and hips without using other exercise equipment when you are tired from sitting for a long time, and can be folded into a flat state when not in use. To provide a chair device that enables
［考案の概要］
この考案は、ベースの長手方向一端側に第１の
支持部材を介して座部枠の一端側を枢着し、この
座部枠の他端側に背部枠の一端側をヒンジ機構に
よつて回動自在に連結するとともに、一端を上記
背部枠の中途部に、他端を上記ベースの他端側に
枢着して第２の支持部材を設けることにより、背
中や腰の運動ができ、しかも不使用時には偏平に
畳むことができるようにしたものである。[Summary of the invention] This invention pivots one end of the seat frame to one longitudinal end of the base via a first support member, and connects one end of the back frame to the other end of the seat frame. The second support member is rotatably connected by a hinge mechanism, and one end is pivotally connected to the midway part of the back frame and the other end is pivotally connected to the other end of the base, thereby supporting the back and waist. It is designed so that it can be moved freely and can be folded flat when not in use.
［考案の実施例］
以下、この考案の一実施例を図面を参照して説
明する。第１図に示す座椅子装置はパイプをほぼ
コ字状に曲成してなる座部枠１を備えている。こ
の座部枠１の一端両側にはそれぞれ第１の取付片
２が垂設されている。これら取付片２には棒鋼か
らなる第１の支持部材３の両端部のほぼＬ字状に
曲成された連結部３ａがそれぞれ回動自在に連結
されている。これらの連結構造は、第７図と第８
図に示すように上記連結部３ａのさらにＬ字状に
折曲された末端部を上記第１の取付片２の外面側
から内面側へ回動自在に突出させ、その突出端に
一対の皿ばね座金３ｂを介して袋ナツト３ｃを螺
合してなる。したがつて、上記連結部３ａの上記
第１の取付片２と対向する部分は、上記皿ばね座
金３ｂの弾力性によつて上記取付片２の外面に弾
性的に圧接する方向へ付勢されている。なお、上
記取付片２の下端部の幅方向両端にはそれぞれ突
起２ａが外面側に突出成形され、これら突起２ａ
に上記連結部３ａが弾性的に係合するようになつ
ている。[Embodiment of the invention] An embodiment of the invention will be described below with reference to the drawings. The seat device shown in FIG. 1 includes a seat frame 1 formed by bending a pipe into a substantially U-shape. First mounting pieces 2 are provided vertically on both sides of one end of the seat frame 1, respectively. Connecting portions 3a bent into a substantially L-shape at both ends of a first support member 3 made of bar steel are rotatably connected to these mounting pieces 2, respectively. These connection structures are shown in Figures 7 and 8.
As shown in the figure, the L-shaped bent end portion of the connecting portion 3a is rotatably protruded from the outer side to the inner side of the first mounting piece 2, and a pair of plates are attached to the protruding end. A cap nut 3c is screwed together via a spring washer 3b. Therefore, the portion of the connecting portion 3a facing the first mounting piece 2 is biased in the direction of elastic pressure contact with the outer surface of the mounting piece 2 by the elasticity of the disc spring washer 3b. ing. Incidentally, projections 2a are formed to protrude outward at both ends in the width direction of the lower end of the mounting piece 2, and these projections 2a
The connecting portion 3a is adapted to be elastically engaged with the connecting portion 3a.
上記第１の支持部材３の中途部は、ベースを構
成する平行に離間した一対の帯状体４の一端側に
形成された第１の曲成部５に回動自在に取付けら
れている。つまり、座部枠１は帯状体４に第１の
支持部材３を介して回動自在に取付けられてい
る。したがつて、上記第１の支持部材３を帯状体
４に対して第２図に示す状態から第９図に示す状
態へ回動させれば、上記座部枠１を上記第１の支
持部材３の連結部３ａの長さに応じて変位させる
ことができる。すなわち、座部枠１を後退位置か
ら前進位置へ変位させることができる。なお、上
記帯状体４はたとえば断面矩形状のパイプ材など
から形成されている。 A midway portion of the first support member 3 is rotatably attached to a first curved portion 5 formed at one end side of a pair of parallel strips 4 that constitute the base. That is, the seat frame 1 is rotatably attached to the belt-shaped body 4 via the first support member 3. Therefore, if the first support member 3 is rotated relative to the belt-shaped body 4 from the state shown in FIG. 2 to the state shown in FIG. It can be displaced according to the length of the connecting portion 3a of No. 3. That is, the seat frame 1 can be displaced from the retracted position to the forward position. Note that the band-shaped body 4 is formed of, for example, a pipe material having a rectangular cross section.
上記座部枠１の開放した他端側には後述するヒ
ンジ機構６によつて背部枠７の一端が回動自在か
つ任意の角度で保持可能に連結されている。この
背部枠７は上記座部枠１と同様パイプをほぼコ字
状に曲成して形成され、その両端中途部には第２
の取付片８が固着されている。これら第２の取付
片８には棒鋼をほぼコ字状に曲成してなる第２の
支持部材９の両側端部がそれぞれ回動自在に連結
されている。この第２の支持部材９の中途部は上
記一対の帯状体４の他端に形成された第２の曲成
部１１に回動自在に支持されている。したがつ
て、座部枠１と背部枠７とは第２図に実線で示す
状態から鎖線で示す状態へ回動させることができ
るようになつている。つまり、背部枠７を実線で
示す起立した状態から倒伏させる方向へ回動させ
ると、上記背部枠７が第２の支持部材９との連結
点を支点として回動するから、その座部枠１に連
結された一端側が上昇方向へ回動する。この動き
に座部枠１が連動し第１の支持部材３を支点とし
て回動するから、この座部枠１は他端側が上昇す
ることになる。 One end of a back frame 7 is connected to the other open end of the seat frame 1 by a hinge mechanism 6, which will be described later, so that it can rotate and be held at any angle. Like the seat frame 1, this back frame 7 is formed by bending a pipe into a substantially U-shape, and a second
A mounting piece 8 is fixed. Both end portions of a second support member 9 made of a steel bar bent into a substantially U-shape are rotatably connected to the second mounting pieces 8, respectively. A midway portion of the second support member 9 is rotatably supported by a second curved portion 11 formed at the other end of the pair of band-like bodies 4. Therefore, the seat frame 1 and the back frame 7 can be rotated from the state shown by the solid line in FIG. 2 to the state shown by the chain line. In other words, when the back frame 7 is rotated from the upright state shown by the solid line to the direction in which it is laid down, the back frame 7 rotates about the connection point with the second support member 9 as a fulcrum, so that the seat frame 1 One end connected to rotates in the upward direction. Since the seat frame 1 is linked to this movement and rotates about the first support member 3 as a fulcrum, the other end of the seat frame 1 rises.
上記ヒンジ機構６は第３図乃至第６図に示すよ
うに構成されている。つまり、座部枠１の両側端
部には第１の連結部材１２が取付けられている。
この第１の連結部材１２は上記座部枠１の端部に
嵌入された筒部１３と、この筒部１３に連設され
た断面コ字状の連結部１４とから形成されてい
る。一方、背部枠７の両側端には第２の連結部材
１５が設けられている。この第２の連結部材１５
は上記第１の連結部材１２と同様筒部１６と連結
部１７とから形成されている。その筒部１６は背
部枠７の端部に嵌入され、連結部１７は上記第１
の連結部材１２の連結部１３内に挿入され、支軸
１８によつて枢着されている。また、この支軸１
８には上記第１の連結部材１２の連結部１４の内
部に設けられたカム板１９が回動自在に支持され
ている。このカム板１９の外周面には周方向に所
定の角度で凹部２１と、凸部２２とが形成されて
いる。また、上記第２の連結部材１５の連結部１
７の外周面には歯２３が形成されている。この歯
２３の先端の上記支軸１８からの半径寸法は上記
カム板１９の凸部２２の半径寸法よりも小さく形
成されている。上記第１の連結部材１２にはスト
ツパ２４がピン２５によつて枢着され、ばね２６
によつて第３図に矢印で示す時計方向に付勢され
ている。このストツパ２４は上記背部枠７が第３
図に示すように起立した状態にあるときに上記第
２の連結部材１５に形成された歯２３に係合して
いる。また、この状態においてカム板１９の凹部
２１の周方向一端には上記第２の連結部材１５の
連結部１７内面に突設された係合体２７が位置
し、凸部２２の一端は上記ストツパ２４に対向し
ている。したがつて、上記背部枠７はストツパ２
４が歯２３に係合することによつて第３図に示す
角度に保持されている。 The hinge mechanism 6 is constructed as shown in FIGS. 3 to 6. That is, the first connecting members 12 are attached to both end portions of the seat frame 1.
The first connecting member 12 is formed from a cylindrical portion 13 fitted into the end of the seat frame 1, and a connecting portion 14 connected to the cylindrical portion 13 and having a U-shaped cross section. On the other hand, second connecting members 15 are provided at both ends of the back frame 7. This second connecting member 15
Like the first connecting member 12, it is formed from a cylindrical portion 16 and a connecting portion 17. The cylindrical portion 16 is fitted into the end of the back frame 7, and the connecting portion 17 is connected to the first
It is inserted into the connecting portion 13 of the connecting member 12 and is pivotally connected by a support shaft 18. Also, this support shaft 1
At 8, a cam plate 19 provided inside the connecting portion 14 of the first connecting member 12 is rotatably supported. A recess 21 and a protrusion 22 are formed at a predetermined angle in the circumferential direction on the outer peripheral surface of the cam plate 19. Further, the connecting portion 1 of the second connecting member 15
Teeth 23 are formed on the outer peripheral surface of 7. The radial dimension of the tip of the tooth 23 from the support shaft 18 is smaller than the radial dimension of the convex portion 22 of the cam plate 19. A stopper 24 is pivotally connected to the first connecting member 12 by a pin 25, and a spring 26
is biased in the clockwise direction indicated by the arrow in FIG. This stopper 24 is arranged so that the back frame 7
As shown in the figure, when in the upright state, it engages with teeth 23 formed on the second connecting member 15. Further, in this state, an engaging body 27 protruding from the inner surface of the connecting portion 17 of the second connecting member 15 is located at one end in the circumferential direction of the recessed portion 21 of the cam plate 19, and one end of the convex portion 22 is positioned at one end in the circumferential direction of the recessed portion 21 of the cam plate 19. is facing. Therefore, the back frame 7 is the stopper 2.
4 is held in the angle shown in FIG. 3 by engaging the teeth 23.
なお、座部枠１と背部枠７とには第２図と第９
図とに鎖線で示すクツシヨン材３１が装着される
ようになつている。 In addition, the seat frame 1 and the back frame 7 are shown in FIGS. 2 and 9.
A cushion material 31 shown by chain lines in the figures is attached.
このような構造の座椅子装置において、ここに
着座した利用者が背中や腰の運動をしたいときに
は、腰を座部枠１から浮かして上半身で背部枠７
を強く押し、この背部枠７を第２図に実線で示す
状態から鎖線で示す方向へ倒す。そして、第４図
に示すように第２の連結部材１５に設けられた係
合体２７がカム板１９の凹部２１の他端に到達す
る角度よりもさらに大きく背部枠７を回動させる
と、第５図に示すようにカム板１９が係合体２７
によつて回動させられるから、このカム板１９の
凸部２２によつて上記ストツパ２４がばね２６の
付勢力に抗して回動させられて上記凸部２２に乗
り上げ、歯２３との係合が外される。すると、背
部枠７は支持部材９との連結点を支点として上記
凸部２２の周方向における角度の範囲で左右両方
向に自由に回動させることができる状態となるか
ら、この範囲での背部枠７の回動を繰返せば、利
用者は腰と背中との伸縮運動を繰返して行なうこ
とができる。また、背部枠７は第３図に示す状態
から第４図に示す状態へ倒すときにストツパ２４
が歯２３に段階的に係脱するから、任意の係合位
置で上記背部枠７を保持することができる。つま
り、利用者は背部枠７の傾斜角度を任意に設定す
ることによつて自分の好みに応じた着座姿勢を取
ることができる。 In a seat chair device having such a structure, when a user seated here wants to exercise his or her back or hips, he or she lifts his or her hips above the seat frame 1 and moves his or her upper body toward the back frame 7.
Press strongly to tilt this back frame 7 from the state shown by the solid line in FIG. 2 in the direction shown by the chain line. Then, as shown in FIG. 4, when the back frame 7 is rotated by an angle greater than the angle at which the engaging body 27 provided on the second connecting member 15 reaches the other end of the recess 21 of the cam plate 19, As shown in Figure 5, the cam plate 19 is connected to the engaging body 27.
Therefore, the stopper 24 is rotated by the convex portion 22 of the cam plate 19 against the biasing force of the spring 26, rides on the convex portion 22, and is no longer engaged with the tooth 23. The match is removed. Then, the back frame 7 is in a state where it can be freely rotated in both left and right directions within the angular range in the circumferential direction of the convex portion 22 using the connection point with the support member 9 as a fulcrum. By repeating the rotation in step 7, the user can repeatedly extend and contract the waist and back. Also, when the back frame 7 is tilted from the state shown in FIG. 3 to the state shown in FIG.
Since it engages and disengages from the teeth 23 in stages, the back frame 7 can be held at any engagement position. In other words, by arbitrarily setting the inclination angle of the back frame 7, the user can take a sitting posture according to his/her preference.
一方、上記座椅子装置を使用しないときには、
背部枠７を第２図に鎖線で示すように倒した状態
にしたのち、座部枠１の一端側を上昇させて第１
の支持部材３を第２図に矢印で示す反時計方向に
回動させながら上記座部枠１を後退位置から第９
図に示す前進位置へ変位させる。すると、この座
部枠１の変位に背部枠７の第２の支持部材９を第
２図に矢印で示す倒伏方向へ回動させながら連動
するから、上記座部枠１と背部枠７とが第９図に
示すようにほぼ一直線な状態となつてベースを構
成する一対の帯状体４に接合する方向へ下降す
る。したがつて、座椅子装置は全体が偏平状に畳
まれることになるから、不使用時における収納や
持ち運びなどに便利である。 On the other hand, when the above chair device is not used,
After the back frame 7 is folded down as shown by the chain line in FIG. 2, one end of the seat frame 1 is raised and the first
While rotating the support member 3 in the counterclockwise direction shown by the arrow in FIG.
Move it to the forward position shown in the figure. Then, since the second support member 9 of the back frame 7 is rotated in the direction of collapse shown by the arrow in FIG. 2 in conjunction with the displacement of the seat frame 1, the seat frame 1 and the back frame 7 are As shown in FIG. 9, it becomes almost in a straight line and descends in the direction to join the pair of strips 4 forming the base. Therefore, the entire seat device can be folded into a flat shape, making it convenient for storage and transportation when not in use.
なお、この考案は上記一実施例に限定されず、
たとえばベースは帯状体でなく板状体から形成す
るようにしてもよい。 Note that this invention is not limited to the above-mentioned example,
For example, the base may be formed from a plate-like body instead of a band-like body.
［考案の効果］
以上述べたようにこの考案は、ベースの長手方
向一端側に第１の支持部材を介して座部枠の一端
側を枢着し、この座部枠の他端側に背部枠の一端
側をヒンジ機構によつて回動自在に連結するとと
もに、一端を上記背部枠の中途部に、他端を上記
ベースの他端側に枢着して第２の支持部材を設け
るようにした。したがつて、利用者は背部枠を任
意の角度で保持することによつて好みに応じた着
座姿勢を取ることができ、また背部枠に上半身を
あずけて回動運動を繰り返せば、腰や背中の伸縮
運動を行なうことができる。さらに、上記第１の
支持部材を回動させて座部枠を後退位置から前進
位置へ変位させれば、座部枠と背部枠とがほぼ水
平な状態でベースに接合する状態となつて支持さ
れ、全体を偏平にすることができるから、上記座
部枠と背部枠とがなす平面をベツドとして利用で
きるばかりか、不使用時における収納や持ち運び
にも便利であるなどの利点を有する。[Effects of the invention] As described above, this invention pivots one end of the seat frame to one longitudinal end of the base via the first support member, and attaches the back to the other end of the seat frame. One end of the frame is rotatably connected by a hinge mechanism, and one end is pivotally connected to a midway part of the back frame and the other end is pivotally connected to the other end of the base to provide a second support member. I made it. Therefore, by holding the back frame at any angle, the user can adopt a sitting posture according to his/her preference, and by repeatedly rotating the upper body by resting the upper body on the back frame, the user can easily adjust the posture of the lower back and back. It is possible to perform stretching and contraction movements. Furthermore, if the first support member is rotated to displace the seat frame from the retracted position to the forward position, the seat frame and the back frame are connected to the base in a substantially horizontal state and supported. Since the entire bed can be made flat, it not only allows the plane formed by the seat frame and the back frame to be used as a bed, but also has the advantage of being convenient to store and carry when not in use.
図面はこの考案の一実施例を示し、第１図は斜
視図、第２図は側面図、第３図乃至第５図はそれ
ぞれ背部枠が異なる回動角度の時のヒンジ部分の
一部断面した側面図、第６図は第５図−線に
沿う平面図、第７図は第１の支持部材と取付片と
の連結構造の側面図、第８図は第７図−線に
沿う平面図、第９図は全体を偏平にした状態の側
面図である。
１……座部枠、３……第１の支持部材、４……
帯状体（ベース）、６……ヒンジ機構、７……背
部枠、９……第２の支持部材。
The drawings show one embodiment of this invention, and Fig. 1 is a perspective view, Fig. 2 is a side view, and Figs. 3 to 5 are partial cross-sections of the hinge portion when the back frame is at different rotation angles. FIG. 6 is a plan view along the line in FIG. 5, FIG. 7 is a side view of the connection structure between the first support member and the mounting piece, and FIG. 8 is a plan view along the line in FIG. FIG. 9 is a side view of the entire device in a flat state. 1... Seat frame, 3... First support member, 4...
Band-shaped body (base), 6... Hinge mechanism, 7... Back frame, 9... Second support member.
Claims (1)
部が枢着された第１の支持部材と、この第１の支
持部材の両端部に形成されたほぼＬ字状の連結部
と、これら連結部に一端側の幅方向両側が回動自
在に取付けられた座部枠と、この座部枠の他端側
に背部枠の一端側を回動自在に連結したヒンジ機
構と、上記背部枠の高さ方向中途部に一端が枢着
され他端が上記ベースの長手方向他端側に枢着さ
れた第２の支持部材とを具備し、上記第１の支持
部材と第２の支持部材とをベースの一端方向へ回
動させることで上記座部枠と背部枠とがほぼ水平
に展開された状態で上記ベースの上面側に支持さ
れるよう構成されていることを特徴とする座椅子
装置。 a base, a first support member having a midway portion pivotally attached to one longitudinal end of the base, approximately L-shaped connecting portions formed at both ends of the first supporting member, and these connecting portions. a seat frame rotatably attached to both widthwise sides of one end thereof, a hinge mechanism rotatably connecting one end of the back frame to the other end of the seat frame, and a hinge mechanism rotatably connected to the other end of the seat frame; a second support member having one end pivotally attached to a midway portion in the longitudinal direction and the other end pivotally attached to the other end side in the longitudinal direction of the base, the first support member and the second support member being A chair device characterized in that the seat frame and the back frame are supported on the upper surface side of the base in a state in which the seat frame and the back frame are expanded substantially horizontally by rotating the base toward one end. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985190251U JPH0216676Y2 (en) | 1985-12-12 | 1985-12-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985190251U JPH0216676Y2 (en) | 1985-12-12 | 1985-12-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6298544U JPS6298544U (en) | 1987-06-23 |
| JPH0216676Y2 true JPH0216676Y2 (en) | 1990-05-09 |
Family
ID=31143296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985190251U Expired JPH0216676Y2 (en) | 1985-12-12 | 1985-12-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0216676Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54110027A (en) * | 1978-02-15 | 1979-08-29 | Matsushita Electric Works Ltd | Training chair |
| JPS581256U (en) * | 1981-02-21 | 1983-01-06 | 松本 孝夫 | Assembly style andon making |
-
1985
- 1985-12-12 JP JP1985190251U patent/JPH0216676Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54110027A (en) * | 1978-02-15 | 1979-08-29 | Matsushita Electric Works Ltd | Training chair |
| JPS581256U (en) * | 1981-02-21 | 1983-01-06 | 松本 孝夫 | Assembly style andon making |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6298544U (en) | 1987-06-23 |
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