JP2000201761A - Movable chair - Google Patents

Movable chair

Info

Publication number
JP2000201761A
JP2000201761A JP11010067A JP1006799A JP2000201761A JP 2000201761 A JP2000201761 A JP 2000201761A JP 11010067 A JP11010067 A JP 11010067A JP 1006799 A JP1006799 A JP 1006799A JP 2000201761 A JP2000201761 A JP 2000201761A
Authority
JP
Japan
Prior art keywords
frame
waist
foot
waist frame
foot frame
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP11010067A
Other languages
Japanese (ja)
Other versions
JP3020942B1 (en
Inventor
Kaoru Inoue
馨 井上
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Paramount Bed Co Ltd
Original Assignee
Paramount Bed Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Paramount Bed Co Ltd filed Critical Paramount Bed Co Ltd
Priority to JP11010067A priority Critical patent/JP3020942B1/en
Application granted granted Critical
Publication of JP3020942B1 publication Critical patent/JP3020942B1/en
Publication of JP2000201761A publication Critical patent/JP2000201761A/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)

Abstract

PROBLEM TO BE SOLVED: To make the seat board of a movable chair adjustable corresponding to various adjustment conditions to bring more natural use feeling. SOLUTION: A waist frame 6 is separated into an outside waist frame 6a and an inside waist frame 6b and equipped on a protruding part 12 of a support beam part 4 to make both waist frames independently rotatable. The tip end side of the outer waist frame 6a is protruded than the support beam part 4 and a foot frame 7 is rotatably equipped on the tip end side. The foot frame 7 is made in a connection structure to make the displacement against the outer waist frame maximum. The tip end of a straight movement shaft 8b of a drive means 8 is connected with an adjacent place around the connection place between the foot frame 7 and the outer waist frame 6a via a drive shaft 16. On the other hand, the tip end is made abut on the inner waist frame 6b and a push-up link 18 for inclining linked to the inner waist frame 6b is protruded in a prescribed angle against an actuating arm 16.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】本発明は、上半身を支える背
枠、下半身を支える足枠を調節可能に構成した可動型椅
子において、座板を、前記背枠、足枠の調節に対応して
調節して、より自然な使い心地を実現した、可動型椅子
に関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a movable chair in which a back frame for supporting an upper body and a foot frame for supporting a lower body can be adjusted, and a seat plate is adjusted in accordance with the adjustment of the back frame and the foot frame. In addition, the present invention relates to a movable chair that realizes a more natural feeling of use.

【0002】[0002]

【従来の技術】従来より、可動型椅子において、通常の
座った状態、足上げ状態、ベッドのようにフラットな状
態に調節可能な構造を備えたものがある。これらの機能
を働かせることにより、使用者が文字通りリラックスで
きるものであり、椅子としては勿論、休息や仮眠の際に
使用でき、また使用者の姿勢を自在に調節できることか
ら治療用、理容用、美容用として、多方面に渡って広範
に用いられている。
2. Description of the Related Art Conventionally, there is a movable chair having a structure which can be adjusted to a normal sitting state, a leg-lifting state, or a flat state like a bed. By using these functions, the user can literally relax, and can be used not only as a chair, but also for rest and nap, and because the posture of the user can be freely adjusted, it is used for treatment, barber, beauty It is widely used in many fields.

【0003】[0003]

【発明が解決しようとする課題】ただ、腰枠、すなわち
座板は通常、固定構造となっており、いずれの調節状態
においても、座板はそのままなので、やや不自然さが残
るのは否めないところであった。本発明は、かかる課題
を改善するために提案されたものであって、背枠、足
枠、腰枠を調節可能に構成した可動型椅子において、座
板を、様々な調節状態に対応して調節して、より自然な
使い心地をもたらすことのできる、可動型椅子を提供す
ることを目的とする。
However, the waist frame, that is, the seat plate, is usually of a fixed structure, and in any adjustment state, the seat plate remains intact, so it is undeniable that some unnaturalness remains. By the way. The present invention has been proposed in order to improve such a problem, and in a movable chair configured to be capable of adjusting a back frame, a foot frame, and a waist frame, a seat plate is provided in accordance with various adjustment states. It is an object to provide a movable chair that can be adjusted to provide a more natural feel.

【0004】[0004]

【課題を解決するための手段】前記した課題を解決する
ために、本発明は、上半身を支える背枠と臀部を支える
腰枠と下半身を支える足枠とを有して、前記背枠と足枠
とをそれぞれ駆動手段により起伏調節可能に構成した可
動型椅子において、前記腰枠を第1の腰枠と第2の腰枠
とに分割して前記背枠側近傍に互いに回動可能に取り付
け、前記足枠を第1腰枠に回動可能に連結すると共に、
足枠と第1腰枠との連結箇所近傍における足枠に、駆動
手段を起動腕を介して連結し、この起動腕と同軸的に連
動リンクを設けて、前記第2腰枠に移動可能に当接して
第2腰枠を連動させるようにし、前記背枠と足枠とをそ
れぞれ駆動手段により起伏調節して少なくとも椅子状
態、平坦状態に調節可能とし、椅子状態にした際に、前
記連動リンクにより第2腰枠の足枠寄りの端部側を持ち
上げる構成とした。また本発明は、上半身を支える背枠
と臀部を支える腰枠と下半身を支える足枠とを有して、
前記背枠と足枠とをそれぞれ駆動手段により起伏調節可
能に構成した可動型椅子において、前記腰枠を第1の腰
枠と第2の腰枠とに分割して前記背枠側近傍に互いに回
動可能に取り付け、前記足枠を第1腰枠と所定の範囲内
で回動可能に連結すると共に、足枠と第1腰枠との連結
箇所近傍における足枠に、駆動手段を起動腕を介して連
結し、この起動腕と同軸的に連動リンクを設けて、前記
第2腰枠に移動可能に当接して第2腰枠を連動させるよ
うにし、前記背枠と足枠とをそれぞれ駆動手段により起
伏調節して、椅子状態、平坦状態、並びに足枠側を背枠
側に比較して高くする調節状態とし、椅子状態にした際
に、前記連動リンクにより第2腰枠の足枠寄りの端部側
を持ち上げる構成とする一方、平坦状態から足枠側を背
枠側に比較して高くする際、第1腰枠側を足枠に連動さ
せて調節するようにした。
In order to solve the above-mentioned problems, the present invention comprises a back frame for supporting the upper body, a waist frame for supporting the buttocks, and a foot frame for supporting the lower body. In a movable chair configured to be capable of raising and lowering each frame by a driving means, the waist frame is divided into a first waist frame and a second waist frame, and are rotatably attached to each other near the back frame. And the foot frame is rotatably connected to the first waist frame.
The driving means is connected to the foot frame near the connection point between the foot frame and the first waist frame via the activation arm, and an interlocking link is provided coaxially with the activation arm so as to be movable to the second waist frame. The second waist frame is brought into contact with the second waist frame, and the back frame and the foot frame are respectively raised and lowered by driving means so that at least a chair state and a flat state can be adjusted. Thus, the end of the second waist frame near the foot frame is lifted. The present invention also has a back frame supporting the upper body, a waist frame supporting the buttocks, and a foot frame supporting the lower body,
In the movable chair, wherein the back frame and the foot frame are each configured to be able to be raised and lowered by a driving unit, the waist frame is divided into a first waist frame and a second waist frame, and the waist frame is separated from each other near the back frame. The foot frame is rotatably mounted, the foot frame is rotatably connected to the first waist frame within a predetermined range, and the driving means is attached to the foot frame near the connection point between the foot frame and the first waist frame. And an interlocking link is provided coaxially with the activation arm so as to movably abut the second waist frame to interlock the second waist frame. When the chair is in a chair state, a flat state, and an adjustment state in which the foot frame side is higher than the back frame side, the foot frame of the second waist frame is adjusted by the interlocking link. While the configuration is such that the side near the end is lifted, the foot frame side is higher than the back frame side from a flat state. To time, it was the first waist frame side so as to adjust in conjunction with the foot frame.

【0005】[0005]

【発明の実施の形態】次に、本発明にかかる可動型椅子
について、一つの実施の形態を示すと共に、添付の図面
に基づいて、以下説明する。図1に可動型椅子1を示
し、この可動型椅子1は、ベース脚2上に立設した脚部
3、脚部頂部に配設した支持梁部4を有し、この支持梁
部4の図中、右端側に背枠5を回動可能に取り付けて、
駆動手段(図示省略)により起伏調節可能に構成すると
共に、腰枠6を支持梁部4の前記背枠5寄りの箇所に回
動可能に取り付ける一方、前記腰枠6先端を支持梁部4
端部より前方に突出させ、足枠7を前記腰枠6の先端側
に回動可能に連結して、駆動手段8により起伏調節可能
に構成し、これら背枠5、腰枠6、足枠7の動きに追従
するクッション部材Mを載置している。
BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a movable chair according to the present invention. FIG. 1 shows a movable chair 1. The movable chair 1 has a leg 3 erected on a base leg 2 and a support beam 4 disposed on the top of the leg. In the figure, the back frame 5 is rotatably attached to the right end side,
The waist frame 6 is configured to be able to be adjusted up and down by driving means (not shown), and the waist frame 6 is rotatably attached to a portion of the support beam portion 4 near the back frame 5, while the tip of the waist frame 6 is attached to the support beam portion 4
The foot frame 7 is protruded forward from the end, and the foot frame 7 is rotatably connected to the distal end side of the waist frame 6 so as to be able to adjust the undulation by the driving means 8. These back frame 5, waist frame 6, foot frame The cushion member M which follows the movement of the cushion 7 is placed.

【0006】前記ベース脚2は、ローラ9、アジャスタ
脚10を介して床面に接している。また、ベース脚2上
に立設した脚部3のうち、右側、すなわち背枠5を支え
る側の脚部3には、駆動手段8を構成するモータ8aが
揺動可能に取り付けられている。前記支持梁部4には、
前述のように腰枠6に対向する上面側の右端側に、背枠
5を突起部11を介して回動可能に取り付けている。ま
た、支持梁部4の背枠5を取り付けた突起部11近傍
に、前記腰枠6を突起部12を介して回動可能に取り付
ける一方、支持梁部4の左端側寄りの箇所には、腰枠6
を略水平状態に保持するためのスペーサ部材13を設け
ている。
The base leg 2 is in contact with the floor via a roller 9 and an adjuster leg 10. A motor 8a constituting the driving means 8 is swingably attached to the leg 3 on the right side, that is, the side supporting the back frame 5, of the legs 3 erected on the base leg 2. In the support beam part 4,
As described above, the back frame 5 is rotatably attached to the right end of the upper surface side facing the waist frame 6 via the protrusion 11. In addition, while the waist frame 6 is rotatably mounted via the protrusion 12 near the protrusion 11 to which the back frame 5 of the support beam 4 is mounted, a portion near the left end side of the support beam 4 is Waist frame 6
Are provided in a substantially horizontal state.

【0007】前記背枠5には、支持梁部4上の突起部1
1の取り付け箇所近傍に図示しない駆動手段を連結して
背枠5を起伏調節するための起動腕14を突設してい
る。また、前記腰枠6は、外側腰枠6aと内側腰枠6b
とで分離構成されていて、互いに独立して回動可能に、
支持梁部4上の突起部12に取り付けられている。前記
外側腰枠6aは、内側腰枠6bに比較して長尺で、先端
側が支持梁部4より突出しており、この先端側に前記足
枠7を回動可能に取り付けている。この場合足枠7は、
外側腰枠6aに対して一直線状に変位するのを最大とす
る連結構造としている。すなわち、足枠7と外側腰枠6
aとを回動可能に軸止めするヒンジ15において、足枠
7を外側腰枠6aに対して一直線状となるように変位さ
せた際に、互いの端部が当接してそれ以上、足枠7を持
ち上げることができないようにしている(図2参照)。
The back frame 5 has a projection 1 on the support beam 4.
A drive arm 14 for connecting the drive means (not shown) near the attachment point 1 to adjust the height of the back frame 5 is protruded. The waist frame 6 includes an outer waist frame 6a and an inner waist frame 6b.
And is configured to be rotatable independently of each other,
It is attached to the projection 12 on the support beam 4. The outer waist frame 6a is longer than the inner waist frame 6b, and the tip side protrudes from the support beam part 4, and the foot frame 7 is rotatably attached to the tip side. In this case, the foot frame 7
The connection structure maximizes displacement in a straight line with respect to the outer waist frame 6a. That is, the foot frame 7 and the outer waist frame 6
When the foot frame 7 is displaced so as to be linear with respect to the outer waist frame 6a in the hinge 15 that rotatably fixes the foot frame a to the outer waist frame 6a, the ends thereof come into contact with each other and the foot frame 7 is further extended. 7 cannot be lifted (see FIG. 2).

【0008】そして、前記足枠7の外側腰枠6aとの連
結箇所近傍には、駆動手段8を構成する直動軸8b先端
を連結して、足枠7を上げ下げするための起動腕16が
足枠7裏面に固設した横軸17を介して突設され、さら
には、横軸17に、前記内側腰枠6bに先端を当接し
て、内側腰枠6bを連動傾斜させるための押上げリンク
18が固設されている。この場合、この押上げリンク1
8は、前記起動腕16に対して所定の角度をもって突設
されており、先端に内側腰枠6bに当接しながら、移動
可能とするためのローラ18aが設けられている。な
お、前記駆動手段8は、手動式、その他油圧、エア圧等
による駆動手段に代替え可能であることは勿論である。
In the vicinity of the connection point between the foot frame 7 and the outer waist frame 6a, a starting arm 16 for connecting the tip of a linear motion shaft 8b constituting the driving means 8 to raise and lower the foot frame 7 is provided. Pushed up by a horizontal shaft 17 fixed to the back surface of the foot frame 7, and furthermore, the tip of the inner waist frame 6 b is brought into contact with the horizontal shaft 17 to interlock and tilt the inner waist frame 6 b. The link 18 is fixed. In this case, this push-up link 1
Reference numeral 8 protrudes at a predetermined angle with respect to the activation arm 16, and a roller 18 a is provided at an end thereof so as to be movable while being in contact with the inner waist frame 6 b. The driving means 8 can of course be replaced with a manual or other driving means using hydraulic pressure, air pressure or the like.

【0009】以上のような可動型椅子1において、椅子
状態の時は、使用者の足が床面に着くように、足枠7の
先端側が床面に向かって折れ曲がっている。この際、駆
動手段8における直動軸8bが最も退動していて、足枠
7裏の起動腕16を引き込み持ち上げた状態にあり、こ
のために押上げリンク18も持ち上がって、内側腰枠6
bを傾斜させ、内側腰枠6bで支えられた座面に膝上が
りの角度がついているのである(図1参照)。一方、外
側腰枠6aは動かず、スペーサ部材13によって水平状
態に支えられている。かかる状態から、駆動手段8にお
けるモータ8aを起動して、直動軸8bを伸長作動させ
ると、足枠7は外側腰枠6aとの連結箇所中心に、図中
時計回りに回転する。足枠7が時計回りに回転するにつ
れ、押上げリンク18も足枠7に追従して時計回りに回
転し、これによって押上げリンク18により持ち上げら
れている内側腰枠6bが倒伏して平坦状態となってい
く。一方、背枠5も図示していない駆動手段によって倒
伏させていけば、背枠5をはじめ、外側腰枠6a、内側
腰枠6b、足枠7が一直線上となって、クッション部材
M全体が平坦となるのである(図3参照)。
In the movable chair 1 as described above, in the chair state, the distal end of the foot frame 7 is bent toward the floor so that the user's feet reach the floor. At this time, the linear motion shaft 8b of the driving means 8 is in the most retracted state, and the activation arm 16 on the back of the foot frame 7 is in a state of being pulled up and lifted up.
b is tilted, and the seat surface supported by the inner waist frame 6b has a knee-raising angle (see FIG. 1). On the other hand, the outer waist frame 6a does not move and is supported by the spacer member 13 in a horizontal state. In this state, when the motor 8a of the driving means 8 is started to extend the linear motion shaft 8b, the foot frame 7 rotates clockwise in the figure around the connection point with the outer waist frame 6a. As the foot frame 7 rotates clockwise, the push-up link 18 also rotates clockwise following the foot frame 7, whereby the inner waist frame 6b lifted by the push-up link 18 falls down and is flat. It becomes. On the other hand, if the back frame 5 is also laid down by a driving means not shown, the back frame 5, the outer waist frame 6a, the inner waist frame 6b, and the foot frame 7 are aligned, and the entire cushion member M is formed. It becomes flat (see FIG. 3).

【0010】さらに特に必要な場合、逆に背枠5側を足
枠7側より低くすることもできる(展伸状態)。この場
合は、駆動手段8の直動軸8bをさらに伸長作動させ
る。すると、足枠7の外側腰枠6aとの連結箇所のヒン
ジ15により、足枠7と外側腰枠6aとは、直線状態の
まま、共に、支持梁部4上の突起部12との取り付け箇
所を回転中心として、時計回りに回転していく。この
際、内側腰枠6bに対しては、押上げリンク18がさら
に離れるように変位していくので、内側腰枠6bは動か
ず、スペーサ部材13によって水平状態に支えられたま
まである。他方、かかる動作とは別個に、背枠5を駆動
手段(図示省略)によって傾斜調節を行うことで、背枠
5側が低く、背枠5をはじめ、外側腰枠6a、足枠7が
一直線な展伸ポジションとすることができるのである
(図4参照)。
If necessary, the back frame 5 can be made lower than the foot frame 7 (extended state). In this case, the linear motion shaft 8b of the driving means 8 is further extended. Then, the hinge 15 at the connection point of the foot frame 7 with the outer waist frame 6a allows the foot frame 7 and the outer waist frame 6a to be attached to the protruding portion 12 on the support beam portion 4 in a linear state. It rotates clockwise around the center of rotation. At this time, since the push-up link 18 is further displaced with respect to the inner waist frame 6b, the inner waist frame 6b does not move and remains supported by the spacer member 13 in a horizontal state. On the other hand, separately from such an operation, by adjusting the inclination of the back frame 5 by driving means (not shown), the back frame 5 side is low, and the back frame 5, the outer waist frame 6a, and the foot frame 7 are straight. It can be in the extended position (see FIG. 4).

【0011】[0011]

【発明の効果】本発明によれば、椅子状態、平坦状態、
展伸状態に調節するにあたり、足枠の角度に対応して、
腰枠を連動して変位させられるので、どの状態において
も、全体として使用者にとって違和感のない調節状態と
することができ、より快適な使用心地がもたらされる。
According to the present invention, a chair state, a flat state,
When adjusting to the stretched state, according to the angle of the foot frame,
Since the waist frame can be displaced in conjunction with each other, in any state, the user can be brought into an adjusted state without a sense of incongruity as a whole, and a more comfortable use feeling is provided.

【0012】[0012]

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明にかかる可動型椅子の一例を示した、模
式的な構成説明図である。
FIG. 1 is a schematic structural explanatory view showing an example of a movable chair according to the present invention.

【図2】図1に示す可動型椅子において、足枠と外側腰
枠との連結構造を示した、模式的な拡大説明図である。
FIG. 2 is a schematic enlarged explanatory view showing a connection structure between a foot frame and an outer waist frame in the movable chair shown in FIG. 1;

【図3】図1に示す可動型椅子において、フラットな状
態にしたところを示す、模式的な側面説明図である。
FIG. 3 is a schematic side view showing the movable chair shown in FIG. 1 in a flat state.

【図4】図1に示す可動型椅子において、逆展伸状態に
したところを示す、模式的な側面説明図である。
4 is a schematic side view showing the movable chair shown in FIG. 1 in a reversely extended state.

【符号の説明】[Explanation of symbols]

1 可動型椅子 2 ベース脚 3 脚部 4 支持梁部 5 背枠 6 腰枠 6a 外側腰枠 6b 内側腰枠 7 足枠 8 駆動手段 8a モータ 8b 直動軸 9 ローラ 10 アジャスタ脚 11 突起部 12 突起部 13 スペーサ部材 14 起動腕 15 ヒンジ 16 起動腕 17 横軸 18 押上げリンク 18a ローラ DESCRIPTION OF SYMBOLS 1 Movable chair 2 Base leg 3 Leg 4 Support beam 5 Back frame 6 Waist frame 6a Outer waist frame 6b Inner waist frame 7 Foot frame 8 Driving means 8a Motor 8b Linear axis 9 Roller 10 Adjuster leg 11 Projection 12 Projection Part 13 Spacer member 14 Starting arm 15 Hinge 16 Starting arm 17 Horizontal axis 18 Push-up link 18a Roller

─────────────────────────────────────────────────────
────────────────────────────────────────────────── ───

【手続補正書】[Procedure amendment]

【提出日】平成11年11月8日(1999.11.
8)
[Submission date] November 8, 1999 (1999.11.
8)

【手続補正1】[Procedure amendment 1]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】全文[Correction target item name] Full text

【補正方法】変更[Correction method] Change

【補正内容】[Correction contents]

【書類名】 明細書[Document Name] Statement

【発明の名称】 可動型椅子[Title of the Invention] Movable chair

【特許請求の範囲】[Claims]

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】本発明は、上半身を支える背
枠、下半身を支える足枠を調節可能に構成した可動型椅
子において、座板を、前記背枠、足枠の調節に対応して
調節して、より自然な使い心地を実現した、可動型椅子
に関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a movable chair in which a back frame for supporting an upper body and a foot frame for supporting a lower body can be adjusted, and a seat plate is adjusted in accordance with the adjustment of the back frame and the foot frame. In addition, the present invention relates to a movable chair that realizes a more natural feeling of use.

【0002】[0002]

【従来の技術】従来より、可動型椅子において、通常の
座った状態、足上げ状態、ベッドのようにフラットな状
態に調節可能な構造を備えたものがある。これらの機能
を働かせることにより、使用者が文字通りリラックスで
きるものであり、椅子としては勿論、休息や仮眠の際に
使用でき、また使用者の姿勢を自在に調節できることか
ら治療用、理容用、美容用として、多方面に渡って広範
に用いられている。
2. Description of the Related Art Conventionally, there is a movable chair having a structure which can be adjusted to a normal sitting state, a leg-lifting state, or a flat state like a bed. By using these functions, the user can literally relax, and can be used not only as a chair, but also for rest and nap, and because the posture of the user can be freely adjusted, it is used for treatment, barber, beauty It is widely used in many fields.

【0003】[0003]

【発明が解決しようとする課題】ただ、腰枠、すなわち
座板は通常、固定構造となっており、いずれの調節状態
においても、座板はそのままなので、やや不自然さが残
るのは否めないところであった。本発明は、かかる課題
を改善するために提案されたものであって、背枠、足
枠、腰枠を調節可能に構成した可動型椅子において、座
板を、様々な調節状態に対応して調節して、より自然な
使い心地をもたらすことのできる、可動型椅子を提供す
ることを目的とする。
However, the waist frame, that is, the seat plate, is usually of a fixed structure, and in any adjustment state, the seat plate remains intact, so it is undeniable that some unnaturalness remains. By the way. The present invention has been proposed in order to improve such a problem, and in a movable chair configured to be capable of adjusting a back frame, a foot frame, and a waist frame, a seat plate is provided in accordance with various adjustment states. It is an object to provide a movable chair that can be adjusted to provide a more natural feel.

【0004】[0004]

【課題を解決するための手段】前記した課題を解決する
ために、本発明は、上半身を支える背枠と臀部を支える
腰枠と下半身を支える足枠とを有して、前記背枠と足枠
とをそれぞれ背枠駆動手段、足枠駆動手段により起伏調
節可能に構成した可動型椅子において、前記腰枠を第1
の腰枠と第2の腰枠とに分割して、これら第1、第2腰
枠の一端側をそれぞれ前記背枠側近傍に回動可能に取り
付け、前記足枠を第1腰枠に回動可能に連結すると共
に、足枠と第1腰枠との連結箇所近傍における足枠に、
前記足枠駆動手段を起動腕を介して連結し、この起動腕
連動する連動リンクを、起動腕に対して所定角度なす
ように固設し、前記背枠と足枠とをそれぞれ背枠駆動手
段、足枠駆動手段により起伏調節して少なくとも椅子状
態、平坦状態に調節可能とし、椅子状態に調節する際、
足枠駆動手段を起動して起動腕を介して前記連動リンク
を連動させて、連動リンクの先端側を前記第2腰枠に移
動可能に当接させることで、第2腰枠の足枠寄りの端部
側を持ち上げる構成とした。また本発明は、上半身を支
える背枠と臀部を支える腰枠と下半身を支える足枠とを
有して、前記背枠と足枠とをそれぞれ背枠駆動手段、足
枠駆動手段により起伏調節可能に構成した可動型椅子に
おいて、前記腰枠を第1の腰枠と第2の腰枠とに分割し
、これら第1、第2腰枠の一端側をそれぞれ前記背枠
側近傍に回動可能に取り付け、前記足枠を第1腰枠に所
定の範囲内で回動可能に連結すると共に、足枠と第1腰
枠との連結箇所近傍における足枠に、前記足枠駆動手段
を起動腕を介して連結し、この起動腕に連動する連動リ
ンクを、起動腕に対して所定角度なすように固設し、前
記背枠と足枠とをそれぞれ背枠駆動手段、足枠駆動手段
により起伏調節して、椅子状態または平坦状態に調節可
能とする一方、足枠側を背枠側に比較して高くするよう
調節可能とし、椅子状態に調節する際、足枠駆動手段
を起動して起動腕を介して前記連動リンクを連動させ
、連動リンクの先端側を前記第2腰枠に移動可能に当
接させることで、第2腰枠の足枠寄りの端部側を持ち上
げる構成とする一方、平坦状態から足枠側を背枠側に比
較して高くする際、第1腰枠側を足枠に連動させて調節
するようにした。
In order to solve the above-mentioned problems, the present invention comprises a back frame for supporting the upper body, a waist frame for supporting the buttocks, and a foot frame for supporting the lower body. In a movable chair in which a frame and a back frame drive means and a foot frame drive means are configured to be able to raise and lower, respectively,
Waist frame and is divided into a second waist frame, these first and second waist
Rotatably attached to one end of the frame in the vicinity before xenon frame side respectively, while pivotally coupled to the foot frame to the first waist frame legs in the connecting portion near the foot frame and the first waist frame In the frame,
The foot frame drive unit is connected via an activation arm, and an interlocking link linked to the activation arm forms a predetermined angle with respect to the activation arm.
Fixed to each back frame driving hand and the back frame and foot frame as
Steps, at least the chair state by adjusting the undulation by the foot frame drive means , and can be adjusted to a flat state, when adjusting to the chair state ,
Activate the foot frame drive means and activate the link via the activation arm
And the end of the second waist frame near the foot frame is lifted by movably contacting the distal end side of the interlocking link with the second waist frame. The present invention, and a foot frame supporting the lower back frame and the lower body supporting the back frame and the buttocks supporting the upper body, the back frame driving unit and the back frame and foot frame respectively, the feet
In a movable chair configured to be capable of raising and lowering adjustment by frame driving means, the waist frame is divided into a first waist frame and a second waist frame, and one end sides of these first and second waist frames are respectively described as above. The foot frame is rotatably attached to the vicinity of the back frame side, and the foot frame is rotatably connected to the first waist frame within a predetermined range, and the foot frame is connected to the foot frame near the connection point between the foot frame and the first waist frame. The foot frame drive means is connected via an activation arm, and an interlocking link interlocked with the activation arm is fixed at a predetermined angle with respect to the activation arm, and the back frame and the foot frame are connected to each other. It can be adjusted to a chair state or a flat state by adjusting the undulation by the back frame drive means and the foot frame drive means, respectively.
While the ability to higher than the foot frame side to the back frame side
When adjusting to the chair state , the foot frame drive means
Activate the interlocking link via the activation arm
Then , the end side of the second waist frame close to the foot frame is lifted by movably contacting the distal end side of the interlocking link with the second waist frame. When the height is higher than the frame side, the first waist frame side is adjusted in conjunction with the foot frame.

【0005】[0005]

【発明の実施の形態】次に、本発明にかかる可動型椅子
について、一つの実施の形態を示すと共に、添付の図面
に基づいて、以下説明する。図1に可動型椅子1を示
し、この可動型椅子1は、ベース脚2上に立設した脚部
3、脚部頂部に配設した支持梁部4を有し、この支持梁
部4の図中、右端側に背枠5を回動可能に取り付けて、
背枠駆動手段(図示省略)により起伏調節可能に構成す
ると共に、腰枠6を支持梁部4の前記背枠5寄りの箇所
に回動可能に取り付ける一方、前記腰枠6先端を支持梁
部4端部より前方に突出させ、足枠7を前記腰枠6の先
端側に回動可能に連結して、足枠駆動手段8により起伏
調節可能に構成し、これら背枠5、腰枠6、足枠7の動
きに追従するクッション部材Mを載置している。
BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a movable chair according to the present invention. FIG. 1 shows a movable chair 1. The movable chair 1 has a leg 3 erected on a base leg 2 and a support beam 4 disposed on the top of the leg. In the figure, the back frame 5 is rotatably attached to the right end side,
The back frame drive means (not shown) is configured to be able to adjust the undulation, and the waist frame 6 is rotatably attached to a portion of the support beam portion 4 near the back frame 5, while the tip of the waist frame 6 is supported at the support beam portion. The foot frame 7 is rotatably connected to the front end side of the waist frame 6 so that the foot frame 7 can be raised and lowered by foot frame driving means 8. The cushion member M that follows the movement of the foot frame 7 is placed.

【0006】前記ベース脚2は、ローラ9、アジャスタ
脚10を介して床面に接している。また、ベース脚2上
に立設した脚部3のうち、右側、すなわち背枠5を支え
る側の脚部3には、足枠駆動手段8を構成するモータ8
aが揺動可能に取り付けられている。前記支持梁部4に
は、前述のように腰枠6に対向する上面側の右端側に、
背枠5を突起部11を介して回動可能に取り付けてい
る。また、支持梁部4の背枠5を取り付けた突起部11
近傍に、前記腰枠6を突起部12を介して回動可能に取
り付ける一方、支持梁部4の左端側寄りの箇所には、腰
枠6を略水平状態に保持するためのスペーサ部材13を
設けている。
The base leg 2 is in contact with the floor via a roller 9 and an adjuster leg 10. Further, of the legs 3 erected on the base leg 2, the right side, that is, the leg 3 supporting the back frame 5 is provided with a motor 8 constituting the foot frame driving means 8.
a is swingably mounted. As described above, the support beam portion 4 includes, on the right end side on the upper surface side facing the waist frame 6,
The back frame 5 is rotatably mounted via the protrusion 11. Also, the projection 11 to which the back frame 5 of the support beam 4 is attached.
In the vicinity, the waist frame 6 is rotatably mounted via the protrusions 12, while a spacer member 13 for holding the waist frame 6 in a substantially horizontal state is provided near the left end of the support beam 4. Provided.

【0007】前記背枠5には、支持梁部4上の突起部1
1の取り付け箇所近傍に図示しない背枠駆動手段を連結
して背枠5を起伏調節するための起動腕14を突設して
いる。また、前記腰枠6は、外側腰枠6aと内側腰枠6
bとで分離構成されていて、互いに独立して回動可能
に、支持梁部4上の突起部12に取り付けられている。
前記外側腰枠6aは、内側腰枠6bに比較して長尺で、
先端側が支持梁部4より突出しており、この先端側に前
記足枠7を回動可能に取り付けている。この場合足枠7
は、外側腰枠6aに対して一直線状に変位するのを最大
とする連結構造としている。すなわち、足枠7と外側腰
枠6aとを回動可能に軸止めするヒンジ15において、
足枠7を外側腰枠6aに対して一直線状となるように変
位させた際に、互いの端部が当接してそれ以上、足枠7
を持ち上げることができないようにしている(図2参
照)。
The back frame 5 has a projection 1 on the support beam 4.
A starting arm 14 is provided protrudingly from the vicinity of the mounting point 1 for connecting the back frame driving means (not shown) to adjust the height of the back frame 5. The waist frame 6 includes an outer waist frame 6 a and an inner waist frame 6.
and b, and is attached to the projection 12 on the support beam 4 so as to be rotatable independently of each other.
The outer waist frame 6a is longer than the inner waist frame 6b,
The tip side projects from the support beam part 4, and the foot frame 7 is rotatably attached to the tip side. In this case foot frame 7
Has a connection structure that maximizes displacement in a straight line with respect to the outer waist frame 6a. That is, in the hinge 15 for pivotally fixing the foot frame 7 and the outer waist frame 6a,
When the foot frame 7 is displaced so as to be linear with respect to the outer waist frame 6a, the ends of the foot frame 7 come into contact with each other and the foot frame 7 is further moved.
Cannot be lifted (see FIG. 2).

【0008】そして、前記足枠7の外側腰枠6aとの連
結箇所近傍には、足枠駆動手段8を構成する直動軸8b
先端を連結して、足枠7を上げ下げするための起動腕1
6が足枠7裏面に固設した横軸17を介して突設され、
さらには、横軸17に、前記内側腰枠6bに先端を当接
して、内側腰枠6bを連動傾斜させるための押上げリン
ク18が固設されている。この場合、この押上げリンク
18は、前記起動腕16に対して所定の角度をもって突
設されており、先端に内側腰枠6bに当接しながら、移
動可能とするためのローラ18aが設けられている。な
お、前記足枠駆動手段8は、手動式、その他油圧、エア
圧等による駆動手段に代替え可能であることは勿論であ
る。
In the vicinity of the connection point of the foot frame 7 with the outer waist frame 6a, a linear motion shaft 8b constituting the foot frame driving means 8 is provided.
Activation arm 1 for connecting the tip and raising and lowering foot frame 7
6 is provided via a horizontal shaft 17 fixed to the back of the foot frame 7,
Further, a push-up link 18 for fixing the inner waist frame 6b in an interlocking manner by abutting the tip of the inner waist frame 6b on the horizontal shaft 17 is fixed. In this case, the push-up link 18 is protruded at a predetermined angle with respect to the activation arm 16, and a roller 18 a is provided at an end thereof so as to be movable while being in contact with the inner waist frame 6 b. I have. It should be noted that the foot frame driving means 8 can be replaced with a manual driving means or other driving means using hydraulic pressure, air pressure or the like.

【0009】以上のような可動型椅子1において、椅子
状態の時は、使用者の足が床面に着くように、足枠7の
先端側が床面に向かって折れ曲がっている。この際、
駆動手段8における直動軸8bが最も退動していて、
足枠7裏の起動腕16を引き込み持ち上げた状態にあ
り、このために押上げリンク18も持ち上がって、内側
腰枠6bを傾斜させ、内側腰枠6bで支えられた座面に
膝上がりの角度がついているのである(図1参照)。一
方、外側腰枠6aは動かず、スペーサ部材13によって
水平状態に支えられている。かかる状態から、足枠駆動
手段8におけるモータ8aを起動して、直動軸8bを伸
長作動させると、足枠7は外側腰枠6aとの連結箇所中
心に、図中時計回りに回転する。足枠7が時計回りに回
転するにつれ、押上げリンク18も足枠7に追従して時
計回りに回転し、これによって押上げリンク18により
持ち上げられている内側腰枠6bが倒伏して平坦状態と
なっていく。一方、背枠5も図示していない背枠駆動手
段によって倒伏させていけば、背枠5をはじめ、外側腰
枠6a、内側腰枠6b、足枠7が一直線上となって、ク
ッション部材M全体が平坦となるのである(図3参
照)。
In the movable chair 1 as described above, in the chair state, the distal end of the foot frame 7 is bent toward the floor so that the user's feet reach the floor. At this time, feet
The linear drive shaft 8b in the frame drive means 8 is most retracted,
The activation arm 16 on the back of the foot frame 7 is in a state of being pulled up and lifted, and therefore, the push-up link 18 is also lifted, the inner waist frame 6b is inclined, and the knee-raising angle is set on the seat surface supported by the inner waist frame 6b. (See FIG. 1). On the other hand, the outer waist frame 6a does not move and is supported by the spacer member 13 in a horizontal state. From this state, when the motor 8a of the foot frame driving means 8 is started to extend the linear motion shaft 8b, the foot frame 7 rotates clockwise in the figure around the connection point with the outer waist frame 6a. As the foot frame 7 rotates clockwise, the push-up link 18 also rotates clockwise following the foot frame 7, whereby the inner waist frame 6b lifted by the push-up link 18 falls down and is flat. It becomes. On the other hand, if the back frame 5 is also laid down by a back frame driving means (not shown), the back frame 5, the outer waist frame 6a, the inner waist frame 6b, and the foot frame 7 are aligned, and the cushion member M The whole becomes flat (see FIG. 3).

【0010】さらに特に必要な場合、逆に背枠5側を足
枠7側より低くすることもできる(展伸状態)。この場
合は、足枠駆動手段8の直動軸8bをさらに伸長作動さ
せる。すると、足枠7の外側腰枠6aとの連結箇所のヒ
ンジ15により、足枠7と外側腰枠6aとは、直線状態
のまま、共に、支持梁部4上の突起部12との取り付け
箇所を回転中心として、時計回りに回転していく。この
際、内側腰枠6bに対しては、押上げリンク18がさら
に離れるように変位していくので、内側腰枠6bは動か
ず、スペーサ部材13によって水平状態に支えられたま
まである。他方、かかる動作とは別個に、背枠5を背枠
駆動手段(図示省略)によって傾斜調節を行うことで、
背枠5側が低く、背枠5をはじめ、外側腰枠6a、足枠
7が一直線な展伸ポジションとすることができるのであ
る(図4参照)。
If necessary, the back frame 5 can be made lower than the foot frame 7 (extended state). In this case, the linear motion shaft 8b of the foot frame driving means 8 is further extended. Then, the hinge 15 at the connection point of the foot frame 7 with the outer waist frame 6a allows the foot frame 7 and the outer waist frame 6a to be attached to the protruding portion 12 on the support beam portion 4 in a linear state. It rotates clockwise around the center of rotation. At this time, since the push-up link 18 is further displaced with respect to the inner waist frame 6b, the inner waist frame 6b does not move and remains supported by the spacer member 13 in a horizontal state. On the other hand, independently of such an operation, the back frame 5 is tilt-adjusted by a back frame drive unit (not shown),
The back frame 5 side is low, and the back frame 5, the outer waist frame 6a, and the foot frame 7 can be in a straight extension position (see FIG. 4).

【0011】[0011]

【発明の効果】本発明によれば、椅子状態、平坦状態、
展伸状態に調節するにあたり、足枠の角度に対応して、
腰枠を連動して変位させられるので、どの状態において
も、全体として使用者にとって違和感のない調節状態と
することができ、より快適な使用心地がもたらされる。
According to the present invention, a chair state, a flat state,
When adjusting to the stretched state, according to the angle of the foot frame,
Since the waist frame can be displaced in conjunction with each other, in any state, the user can be brought into an adjusted state without a sense of incongruity as a whole, and a more comfortable use feeling is provided.

【0012】[0012]

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明にかかる可動型椅子の一例を示した、模
式的な構成説明図である。
FIG. 1 is a schematic structural explanatory view showing an example of a movable chair according to the present invention.

【図2】図1に示す可動型椅子において、足枠と外側腰
枠との連結構造を示した、模式的な拡大説明図である。
FIG. 2 is a schematic enlarged explanatory view showing a connection structure between a foot frame and an outer waist frame in the movable chair shown in FIG. 1;

【図3】図1に示す可動型椅子において、フラットな状
態にしたところを示す、模式的な側面説明図である。
FIG. 3 is a schematic side view showing the movable chair shown in FIG. 1 in a flat state.

【図4】図1に示す可動型椅子において、逆展伸状態に
したところを示す、模式的な側面説明図である。
4 is a schematic side view showing the movable chair shown in FIG. 1 in a reversely extended state.

【符号の説明】 1 可動型椅子 2 ベース脚 3 脚部 4 支持梁部 5 背枠 6 腰枠 6a 外側腰枠 6b 内側腰枠 7 足枠 8 足枠駆動手段 8a モータ 8b 直動軸 9 ローラ 10 アジャスタ脚 11 突起部 12 突起部 13 スペーサ部材 14 起動腕 15 ヒンジ 16 起動腕 17 横軸 18 押上げリンク 18a ローラ[Description of Signs] 1 Movable chair 2 Base leg 3 Leg 4 Support beam 5 Back frame 6 Waist frame 6a Outer waist frame 6b Inner waist frame 7 Leg frame 8 Leg frame drive means 8a Motor 8b Linear motion shaft 9 Roller 10 Adjuster leg 11 Projection section 12 Projection section 13 Spacer member 14 Activation arm 15 Hinge 16 Activation arm 17 Horizontal axis 18 Push-up link 18a Roller

Claims (2)

【特許請求の範囲】[Claims] 【請求項1】 上半身を支える背枠と臀部を支える腰
枠と下半身を支える足枠とを有して、前記背枠と足枠と
をそれぞれ駆動手段により起伏調節可能に構成した可動
型椅子において、前記腰枠を第1の腰枠と第2の腰枠と
に分割して前記背枠側近傍に互いに回動可能に取り付
け、前記足枠を第1腰枠に回動可能に連結すると共に、
足枠と第1腰枠との連結箇所近傍における足枠に、駆動
手段を起動腕を介して連結し、この起動腕と同軸的に連
動リンクを設けて、前記第2腰枠に移動可能に当接して
第2腰枠を連動させるようにし、前記背枠と足枠とをそ
れぞれ駆動手段により起伏調節して少なくとも椅子状
態、平坦状態に調節可能とし、椅子状態にした際に、前
記連動リンクにより第2腰枠の足枠寄りの端部側を持ち
上げる構成としたことを特徴とする可動型椅子。
1. A movable chair having a back frame for supporting an upper body, a waist frame for supporting a hip, and a foot frame for supporting a lower body, wherein the back frame and the foot frame are each configured to be able to be raised and lowered by driving means. Dividing the waist frame into a first waist frame and a second waist frame so as to be rotatably attached to each other near the back frame, and connecting the foot frame to the first waist frame so as to be rotatable. ,
The driving means is connected to the foot frame near the connection point between the foot frame and the first waist frame via the activation arm, and an interlocking link is provided coaxially with the activation arm so as to be movable to the second waist frame. The second waist frame is brought into contact with the second waist frame, and the back frame and the foot frame are respectively raised and lowered by driving means so that at least a chair state and a flat state can be adjusted. The movable chair according to claim 1, wherein an end of the second waist frame near the foot frame is lifted.
【請求項2】 上半身を支える背枠と臀部を支える腰
枠と下半身を支える足枠とを有して、前記背枠と足枠と
をそれぞれ駆動手段により起伏調節可能に構成した可動
型椅子において、前記腰枠を第1の腰枠と第2の腰枠と
に分割して前記背枠側近傍に互いに回動可能に取り付
け、前記足枠を第1腰枠と所定の範囲内で回動可能に連
結すると共に、足枠と第1腰枠との連結箇所近傍におけ
る足枠に、駆動手段を起動腕を介して連結し、この起動
腕と同軸的に連動リンクを設けて、前記第2腰枠に移動
可能に当接して第2腰枠を連動させるようにし、前記背
枠と足枠とをそれぞれ駆動手段により起伏調節して、椅
子状態、平坦状態、並びに足枠側を背枠側に比較して高
くする調節状態とし、椅子状態にした際に、前記連動リ
ンクにより第2腰枠の足枠寄りの端部側を持ち上げる構
成とする一方、平坦状態から足枠側を背枠側に比較して
高くする際、第1腰枠側を足枠に連動させて調節するよ
うにしたことを特徴とする可動型椅子。
2. A movable chair comprising a back frame for supporting the upper body, a waist frame for supporting the buttocks, and a foot frame for supporting the lower body, wherein the back frame and the foot frame are each configured to be able to be raised and lowered by driving means. Dividing the waist frame into a first waist frame and a second waist frame so as to be rotatable with each other near the back frame, and rotating the foot frame with the first waist frame within a predetermined range. The driving means is connected to the foot frame in the vicinity of the connection point between the foot frame and the first waist frame via an activation arm, and an interlocking link is provided coaxially with the activation arm to provide the second link. The second waist frame is movably brought into contact with the waist frame to interlock with the second waist frame, and the back frame and the foot frame are respectively raised and lowered by driving means, so that the chair state, the flat state, and the foot frame side are the back frame side When the chair is in the adjusted state, the foot of the second waist frame is moved by the interlocking link. While raising the end side near the frame while raising the foot frame side from the flat state compared to the back frame side from the flat state, the first waist frame side is adjusted in conjunction with the foot frame. Characteristic movable chair.
JP11010067A 1999-01-19 1999-01-19 Movable chair Expired - Fee Related JP3020942B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11010067A JP3020942B1 (en) 1999-01-19 1999-01-19 Movable chair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11010067A JP3020942B1 (en) 1999-01-19 1999-01-19 Movable chair

Publications (2)

Publication Number Publication Date
JP3020942B1 JP3020942B1 (en) 2000-03-15
JP2000201761A true JP2000201761A (en) 2000-07-25

Family

ID=11740046

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11010067A Expired - Fee Related JP3020942B1 (en) 1999-01-19 1999-01-19 Movable chair

Country Status (1)

Country Link
JP (1) JP3020942B1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102008383A (en) * 2010-12-31 2011-04-13 太仓市康辉科技发展有限公司 Regulating device for operating table
CN102860698A (en) * 2012-10-11 2013-01-09 李玉青 Dual-purpose chair

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102008383A (en) * 2010-12-31 2011-04-13 太仓市康辉科技发展有限公司 Regulating device for operating table
CN102860698A (en) * 2012-10-11 2013-01-09 李玉青 Dual-purpose chair

Also Published As

Publication number Publication date
JP3020942B1 (en) 2000-03-15

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