JPH0327644U - - Google Patents
Info
- Publication number
- JPH0327644U JPH0327644U JP8237490U JP8237490U JPH0327644U JP H0327644 U JPH0327644 U JP H0327644U JP 8237490 U JP8237490 U JP 8237490U JP 8237490 U JP8237490 U JP 8237490U JP H0327644 U JPH0327644 U JP H0327644U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- horizontal
- horizontal rod
- frame
- rod
- 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
Links
- 210000003127 knee Anatomy 0.000 claims description 2
- 210000002414 leg Anatomy 0.000 claims 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Special Chairs (AREA)
Description
図面はこの考案の実施例を示すもので、第１図
は要部の斜視図、第２図は通常の背もたれ付き椅
子としての使用状態時の状態を示す側面図、第３
図は膝受け型椅子としての使用時の状態を示す側
面図、第４図は第２図の使用状態時における要部
側面図、第５図は第３図の使用状態時における要
部側面図、第６図は第４図の中央縦断面図、第７
図は第４図−線の断面図である。
１……脚柱、３……座板、４……背もたれ板、
５……座受枠、７……支軸、９……背枠、９ａ…
…下部横枠部、９ｂ……立上がり部、９ｃ……横
杆部、１４……支杆、１４ａ……横杆部、１６…
…長孔、１６ａ……横孔部、１６ｂ……縦孔部、
１７……受枠部材、１７ａ……側壁、１８……調
節ねじ、２２……ねじブロツク、２２ａ……ねじ
孔。
The drawings show an embodiment of this invention; Fig. 1 is a perspective view of the main parts, Fig. 2 is a side view showing the state in use as a normal chair with a backrest, and Fig. 3
The figure is a side view showing the state in which it is used as a knee rest type chair, Fig. 4 is a side view of the main part when it is in use as shown in Fig. 2, and Fig. 5 is a side view of the main part when it is in use as shown in Fig. 3. , FIG. 6 is a central vertical sectional view of FIG. 4, and FIG.
The figure is a sectional view taken along the line of FIG. 4. 1... pedestal, 3... seat plate, 4... backrest plate,
5... Seat support frame, 7... Support shaft, 9... Back frame, 9a...
...Lower horizontal frame portion, 9b...Rising portion, 9c...Horizontal rod portion, 14...Support rod, 14a...Horizontal rod portion, 16...
...Long hole, 16a...Horizontal hole part, 16b...Vertical hole part,
17... Receiving frame member, 17a... Side wall, 18... Adjustment screw, 22... Screw block, 22a... Screw hole.
Claims (1)
、通常の着座姿勢に適するほゞ水平状の常態位置
と、後部を下方に大きく傾斜した後傾位置との間
で角度を段階的または無段階的に可変調節可能に
設けられる一方、 立上り部９ｂに背もたれ板４が取り付けられる
と共に下部横枠部９ａが左右一対の横杆部９ｃ，
９ｃによる二股状に形成された側面視Ｌ字状の背
枠９が備えられ、該背枠９の両横杆部９ｃ，９ｃ
の先端部が前記座受枠５に枢着されることにより
、背もたれ板４を起立位置と膝受け位置とに自在
に転換しうるようになされ、 かつ前記座受枠５の下部に、左右一対の側壁１
７ａ，１７ａを所定間隔をおいて対向配置にし該
両側壁１７ａ，１７ａの相対応する位置に側面視
¬状の長孔１６が設けられた受枠部材１７が取り
付けられると共に、前記背枠９の両横杆部９ｃ，
９ｃの長さ方向中間部に、略コ字状の支杆１４の
両先端部が枢着され、かつ該支杆１４の横杆部１
４ａが前記受枠部材１７の長孔１６に貫挿配置さ
れて、該横杆部１４ａが前記長孔１６の縦孔部１
６ｂの下端部に配置させることにより背もたれ板
４が起立位置に保持される一方、横杆部１４ａが
長孔１６の横孔部１６ａの前端部に配置させるこ
とにより背もたれ板４が膝受け位置に保持される
ようになされ、 更に、前記受枠部材１７の両側壁１７ａ，１７
ａの前端部間に、前記長孔１６の横孔部１６ａの
延びる方向に向けられた貫通状のねじ孔２２ａを
有するねじブロツク２２が固着状態に配置される
と共に、該ブロツク２２のねじ孔２２ａにその前
端面から調節ねじ１８が進退可能に螺合され、該
調節ねじ１８の先端部が支杆１４の横杆部１４ａ
前面に当接されるようになされていることを特徴
とする椅子。[Claims for Utility Model Registration] The seat plate 3 is attached to the upper end of the leg body 1 via the seat support frame 5, and the seat plate 3 is placed between a normal position in a substantially horizontal state suitable for a normal sitting posture and after the rear part is tilted significantly downward. While the angle can be adjusted stepwise or steplessly between the tilted position, the backrest plate 4 is attached to the upright portion 9b, and the lower horizontal frame portion 9a has a pair of left and right horizontal rod portions 9c,
A back frame 9 having a bifurcated L-shape in side view is provided, and both horizontal rod portions 9c, 9c of the back frame 9 are provided.
The front end of the seat support frame 5 is pivotally attached to the seat support frame 5, so that the backrest plate 4 can be freely converted between an upright position and a knee support position, and a pair of left and right side walls are provided at the bottom of the seat support frame 5. 1
7a and 17a are arranged facing each other at a predetermined interval, and a receiving frame member 17 having a long hole 16 having a circular shape in side view is attached to the corresponding positions of the side walls 17a, 17a. Horizontal rod part 9c,
Both ends of a substantially U-shaped support rod 14 are pivotally attached to the longitudinally intermediate portion of the support rod 9c, and the horizontal rod portion 1 of the support rod 14 is
4a is inserted through the long hole 16 of the receiving frame member 17, and the horizontal rod portion 14a is inserted into the vertical hole portion 1 of the long hole 16.
6b, the backrest plate 4 is held in the upright position, while by arranging the horizontal rod portion 14a at the front end of the horizontal hole portion 16a of the elongated hole 16, the backrest plate 4 is placed in the knee-receiving position. Further, both side walls 17a, 17 of the receiving frame member 17
A screw block 22 having a through-hole screw hole 22a oriented in the direction in which the horizontal hole 16a of the elongated hole 16 extends is fixedly disposed between the front ends of the screw block 22 and the screw hole 22a of the block 22. An adjustment screw 18 is screwed into the front end surface of the support rod 14 so that it can move forward and backward, and the tip of the adjustment screw 18 is connected to the horizontal rod portion 14a of the support rod 14.
A chair characterized by being designed so as to be brought into contact with the front side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8237490U JPH0647314Y2 (en) | 1990-08-01 | 1990-08-01 | Chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8237490U JPH0647314Y2 (en) | 1990-08-01 | 1990-08-01 | Chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0327644U true JPH0327644U (en) | 1991-03-20 |
| JPH0647314Y2 JPH0647314Y2 (en) | 1994-12-07 |
Family
ID=31629128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8237490U Expired - Lifetime JPH0647314Y2 (en) | 1990-08-01 | 1990-08-01 | Chair |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0647314Y2 (en) |
-
1990
- 1990-08-01 JP JP8237490U patent/JPH0647314Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0647314Y2 (en) | 1994-12-07 |
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