JP5422823B2 - 椅子の背凭れ - Google Patents
椅子の背凭れ Download PDFInfo
- Publication number
- JP5422823B2 JP5422823B2 JP2007257131A JP2007257131A JP5422823B2 JP 5422823 B2 JP5422823 B2 JP 5422823B2 JP 2007257131 A JP2007257131 A JP 2007257131A JP 2007257131 A JP2007257131 A JP 2007257131A JP 5422823 B2 JP5422823 B2 JP 5422823B2
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- JP
- Japan
- Prior art keywords
- surface member
- support surface
- backrest
- headrest
- support
- 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.)
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- 239000012530 fluid Substances 0.000 claims description 15
- 238000005452 bending Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 240000006829 Ficus sundaica Species 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Chair Legs, Seat Parts, And Backrests (AREA)
Description
1…背凭れ
11…背支桿(支持本体)
12…背凭れ面部材(支持面部材)
6…エアバッグ(袋体)
S…背凭れ面
Claims (3)
- 着座者の身体を支持する支持面の形状を形作り高さ方向中間部が前方に膨出した形状を有するとともに下端部に受け部が設けられた支持面部材と、
前記支持面部材の上端部を枢着軸を介して支持するとともにその支持面部材の上部が所定位置よりも上昇しないように維持する支持本体と、
前記支持本体の下端近傍に載置された状態で前記支持面部材の下端部の受け部と前記支持本体との間に介在し、表面の少なくとも一部が支持面からの荷重を前記受け部を介して受けて弾性変形可能であり、支持面部材の前記受け部を上方に変位させることで支持面部材の中間部を湾曲又は屈曲させて該支持面部材の中間部の前方への突出幅を増大させ着座者の身体に近づく方向に突出させる流体袋とを具備するものであって、
前記流体袋が、その弾性により前記支持面部材の中間部にクッション性を付与することが可能であることを特徴とする椅子の背凭れ。 - 前記支持面部材の上方に配してなり着座者の頭部を支持するヘッドレストと、
このヘッドレストと前記支持面部材との間に配してなり前記支持面部材の下部を上方に変位させる動作又は支持面部材の上部を下方に変位させる動作に連動してヘッドレストの上部を前方に駆動する接続部材とをさらに具備することを特徴とする請求項1記載の椅子の背凭れ。 - 前記ヘッドレストと前記支持面部材とを一体的に形成しているものであって、前記支持本体が、前記支持面部材の上部を水平方向に延伸する軸回りに回転可能に支持するとともに、この支持本体がヘッドレストの下部を水平方向に延伸する軸回りに回転可能に支持することを特徴とする請求項2記載の椅子の背凭れ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007257131A JP5422823B2 (ja) | 2007-10-01 | 2007-10-01 | 椅子の背凭れ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007257131A JP5422823B2 (ja) | 2007-10-01 | 2007-10-01 | 椅子の背凭れ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009082525A JP2009082525A (ja) | 2009-04-23 |
JP5422823B2 true JP5422823B2 (ja) | 2014-02-19 |
Family
ID=40656772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007257131A Active JP5422823B2 (ja) | 2007-10-01 | 2007-10-01 | 椅子の背凭れ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5422823B2 (ja) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003289984A (ja) * | 2002-03-29 | 2003-10-14 | Kokuyo Co Ltd | 椅 子 |
JP4185754B2 (ja) * | 2002-04-08 | 2008-11-26 | タカノ株式会社 | 椅子の背もたれ構造 |
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2007
- 2007-10-01 JP JP2007257131A patent/JP5422823B2/ja active Active
Also Published As
Publication number | Publication date |
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JP2009082525A (ja) | 2009-04-23 |
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