JPH0345750U - - Google Patents
Info
- Publication number
- JPH0345750U JPH0345750U JP10718289U JP10718289U JPH0345750U JP H0345750 U JPH0345750 U JP H0345750U JP 10718289 U JP10718289 U JP 10718289U JP 10718289 U JP10718289 U JP 10718289U JP H0345750 U JPH0345750 U JP H0345750U
- Authority
- JP
- Japan
- Prior art keywords
- ribs
- seat plate
- screwed
- boss portion
- support 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.)
- Granted
Links
- 230000002093 peripheral effect Effects 0.000 claims 1
Description
第１図は、本考案の座板を備える椅子の側面図
、第２図は、座板の底面図、第３図は、第２図の
Ｘ―Ｘ線断面図、第４図は、第２図のＹ―Ｙ線断
面図である。
１……脚杆、２……支基、２ａ……中央部、２
ｂ……フランジ部、３……座、４……座板、５…
…クツシヨン、６……折返し部、７……主縦リブ
、７ａ……湾曲部、８……中間縦リブ、９……主
横リブ、１０……前横リブ、１１……後横リブ、
１２……中間横リブ、１３……主枠、１４……方
形枠、１５……ねじ孔、１６……ボス部、１７…
…補助リブ、１８……突起、１９……取付孔、２
０……係合孔、２１……止めねじ、２２……側部
方形枠、２３……ねじ孔、２４……ボス部、２５
……補助リブ、２６……ボス部、２７……突起、
２８……肘掛け、２９……肘掛け支杆、３０……
肘掛け支持板、３１……係合孔、３２……取付孔
、３３……止めねじ、３４……背杆、３５……背
もたれ、Ａ，Ｂ……領域。
Fig. 1 is a side view of a chair equipped with the seat plate of the present invention, Fig. 2 is a bottom view of the seat plate, Fig. 3 is a sectional view taken along line X--X of Fig. 2, and Fig. 4 is a 2 is a sectional view taken along the YY line in FIG. 2. FIG. 1... Leg rod, 2... Support base, 2a... Central part, 2
b...flange part, 3... seat, 4... seat plate, 5...
...Cushion, 6... Turned part, 7... Main vertical rib, 7a... Curved part, 8... Intermediate vertical rib, 9... Main horizontal rib, 10... Front horizontal rib, 11... Back horizontal rib,
12... Intermediate horizontal rib, 13... Main frame, 14... Square frame, 15... Screw hole, 16... Boss portion, 17...
...Auxiliary rib, 18...Protrusion, 19...Mounting hole, 2
0...Engagement hole, 21...Set screw, 22...Side square frame, 23...Screw hole, 24...Boss part, 25
...Auxiliary rib, 26...Boss part, 27...Protrusion,
28...armrest, 29...armrest support, 30...
Armrest support plate, 31...engaging hole, 32...attachment hole, 33...set screw, 34...back rod, 35...backrest, A, B...area.
Claims (1)
される座板であつて、下向きに曲成した周縁部の
下端にＵ字状の折返し部を連設し、該折返し部に
より囲まれた座板下面に、前後方向を向く複数の
縦リブと、左右方向を向く複数の横リブとを概ね
格子状に設け、かつ左右に対向する２本の縦リブ
と、適宜の２本の横リブとにより形成される方形
枠の四隅の近傍に、下面に螺孔を穿設したボス部
を設け、前記螺孔に螺合する止めねじをもつて、
座板を支基にねじ止めしうるようにしたことを特
徴とする椅子における座板の構造。 (2) 支基に固着するための中央の方形枠の両側
方において、２本の縦リブと２本の横リブとによ
り形成される側部方形枠の四隅に、下面に螺孔を
穿設したボス部を設け、該ボス部の螺孔に螺合す
る止めねじをもつて、肘掛けを支持する肘掛け支
持板を下面両側部にねじ止めしうるようにしたこ
とを特徴とする請求項(1)記載の椅子における座
板の構造。 (3) 各ボス部の外周に、近接する縦リブ又は横
リブに向かつて放射状に延出する適数の補助リブ
を設けたことを特徴とする請求項(1)又は(2)記載
の椅子における座板の構造。[Claims for Utility Model Registration] (1) A seat plate fixed to the upper surface of a support base provided at the upper end of a leg rod, which has a U-shaped folded part at the lower end of the downwardly curved peripheral edge. A plurality of vertical ribs facing in the front-rear direction and a plurality of horizontal ribs facing in the left-right direction are provided in a roughly lattice shape on the lower surface of the seat plate surrounded by the folded portion, and two ribs facing left and right are provided in a row. In the vicinity of the four corners of a rectangular frame formed by a vertical rib and two appropriate horizontal ribs, a boss portion with a screw hole bored in the lower surface is provided, and a set screw is screwed into the screw hole,
A structure of a seat plate in a chair, characterized in that the seat plate can be screwed to a support base. (2) Drill screw holes in the lower surface at the four corners of the side square frame formed by two vertical ribs and two horizontal ribs on both sides of the central square frame for fixing to the support base. Claim (1) characterized in that the armrest support plate supporting the armrest can be screwed to both sides of the lower surface by providing a boss portion with a diameter of 100 mm and a set screw screwed into the screw hole of the boss portion. ) The structure of the seat plate in the chair described in ). (3) The chair according to claim (1) or (2), characterized in that an appropriate number of auxiliary ribs are provided on the outer periphery of each boss portion to extend radially toward adjacent vertical ribs or horizontal ribs. The structure of the seat board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10718289U JPH0523089Y2 (en) | 1989-09-14 | 1989-09-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10718289U JPH0523089Y2 (en) | 1989-09-14 | 1989-09-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0345750U true JPH0345750U (en) | 1991-04-26 |
| JPH0523089Y2 JPH0523089Y2 (en) | 1993-06-14 |
Family
ID=31655885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10718289U Expired - Lifetime JPH0523089Y2 (en) | 1989-09-14 | 1989-09-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0523089Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002360366A (en) * | 2001-04-05 | 2002-12-17 | T S Tec Kk | Side cover for reclining seat |
| KR101317295B1 (en) * | 2011-12-09 | 2013-10-10 | 주식회사 대하정공 | Chair of up-down a board sitting and tilting the back having the board sitting-base |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7260949B2 (en) * | 2015-11-09 | 2023-04-19 | 株式会社イトーキ | Chair |
-
1989
- 1989-09-14 JP JP10718289U patent/JPH0523089Y2/ja not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002360366A (en) * | 2001-04-05 | 2002-12-17 | T S Tec Kk | Side cover for reclining seat |
| KR101317295B1 (en) * | 2011-12-09 | 2013-10-10 | 주식회사 대하정공 | Chair of up-down a board sitting and tilting the back having the board sitting-base |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0523089Y2 (en) | 1993-06-14 |