JP7535726B2 - 椅子の背凭れ - Google Patents
椅子の背凭れ Download PDFInfo
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- JP7535726B2 JP7535726B2 JP2018051067A JP2018051067A JP7535726B2 JP 7535726 B2 JP7535726 B2 JP 7535726B2 JP 2018051067 A JP2018051067 A JP 2018051067A JP 2018051067 A JP2018051067 A JP 2018051067A JP 7535726 B2 JP7535726 B2 JP 7535726B2
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- Prior art keywords
- backrest
- pressing
- sacrum
- right direction
- chair
- 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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- 210000003692 ilium Anatomy 0.000 claims description 35
- 210000004197 pelvis Anatomy 0.000 claims description 31
- 210000001981 hip bone Anatomy 0.000 claims description 28
- 239000000463 material Substances 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 210000001621 ilium bone Anatomy 0.000 claims description 2
- 210000003131 sacroiliac joint Anatomy 0.000 description 20
- 238000010586 diagram Methods 0.000 description 15
- 208000008930 Low Back Pain Diseases 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 208000024891 symptom Diseases 0.000 description 5
- 210000002239 ischium bone Anatomy 0.000 description 2
- 210000003041 ligament Anatomy 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Chair Legs, Seat Parts, And Backrests (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Description
2 椅子
3 座面部
4 右背凭れ部
5 左背凭れ部
6 上規制部材
7 下規制部材
8 押圧背凭れ部材
9 押圧背凭れ部材
10 骨盤
11 仙骨
12 寛骨
13 仙腸関節
14 坐骨
15 腸骨
20 支柱
21 支柱
22 回転部
23 回転規制部材
30 カバー
40 連結部材
50 隙間
Claims (3)
- 着座者の骨盤の左右方向の最大幅の部位より後側のみの左右の腸骨に該当する部位にそれぞれに当接可能な背凭れを備える椅子の背凭れであって、前記背凭れは左右方向で右背凭れ部と左背凭れ部を備え、
前記右背凭れ部と前記左背凭れ部はそれぞれ、剛性を有する材質からなる略板状の押圧背凭れ部材と、前記押圧背凭れ部材の左右方向で略中央寄りを支持する支柱とを有し、
剛性を有する材質の前記押圧背凭れ部材は垂直方向に設けられた固定軸である前記支柱を旋回中心として回転自在に、前記支柱に支持されており、
平面視で、前記右背凭れ部と左背凭れ部のそれぞれの左右方向での内側が骨盤の仙骨周辺に該当する部位により後方向に押圧され回転したときに、前記回転により、前記右背凭れ部と左背凭れ部のそれぞれの左右方向での外側が骨盤の寛骨の後部外側に該当する部位を仙骨側に向けて押圧をかける方向に回転することを特徴とする椅子の背凭れ。 - 前記それぞれの押圧背凭れ部材の形態を、平面視で、左右方向で前記支柱と接する中央部は着座者と当接しないための隙間を形成するように凹部形状にし、左右方向で両端部は着座者の仙骨に該当する部位と寛骨の部分である腸骨の後方外側に該当する部位に当接可能とする凸部形状にしたことを特徴とする請求項1に記載の椅子の背凭れ。
- 前記右背凭れ部と左背凭れ部とが左右に分離されていることを特徴とする請求項1又は2に記載の椅子の背凭れ。
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JP2018051067A JP7535726B2 (ja) | 2018-03-19 | 2018-03-19 | 椅子の背凭れ |
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JP2018051067A JP7535726B2 (ja) | 2018-03-19 | 2018-03-19 | 椅子の背凭れ |
Publications (2)
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JP2019162227A JP2019162227A (ja) | 2019-09-26 |
JP7535726B2 true JP7535726B2 (ja) | 2024-08-19 |
Family
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JP2018051067A Active JP7535726B2 (ja) | 2018-03-19 | 2018-03-19 | 椅子の背凭れ |
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JP (1) | JP7535726B2 (ja) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017153624A (ja) | 2016-02-29 | 2017-09-07 | 学校法人北里研究所 | 骨盤支持具、椅子及び骨盤支持方法 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4027757A (en) * | 1975-12-19 | 1977-06-07 | Borg-Warner Corporation | Compact vibration damper |
US5577811A (en) * | 1995-06-07 | 1996-11-26 | Hon Industries Inc. | Ergonomic chair |
JP2001346837A (ja) * | 2000-06-07 | 2001-12-18 | Koji Monma | 脊椎矯正用ベッド |
RU2206295C1 (ru) * | 2002-02-14 | 2003-06-20 | Быков Алексей Алексеевич | Способ разгрузки позвоночного столба |
JP2009000219A (ja) * | 2007-06-20 | 2009-01-08 | Mtg:Kk | 骨盤矯正椅子 |
JP2009160195A (ja) * | 2007-12-31 | 2009-07-23 | Michiyo Sato | 椅子 |
KR101582872B1 (ko) * | 2009-01-23 | 2016-01-07 | 백조이 오쏘틱스 엘엘씨 | 자세를 역학적으로 교정하기 위한 방법 및 장치 |
JP5129410B2 (ja) * | 2009-08-10 | 2013-01-30 | ソー キム,ハク | 骨盤矯正用座板 |
KR20110105446A (ko) * | 2010-03-19 | 2011-09-27 | 김선환 | 골반 교정용 의자 |
JP4769327B1 (ja) * | 2010-06-07 | 2011-09-07 | 青柳 洪作 | 姿勢矯正装置 |
JP6596764B2 (ja) * | 2014-06-16 | 2019-10-30 | 木夢株式会社 | 禅チェアー |
JP3196468U (ja) * | 2014-12-26 | 2015-03-12 | 信豪健康器材股▲ふん▼有限公司 | 座位姿勢補助装置 |
JP6373226B2 (ja) * | 2015-04-14 | 2018-08-15 | 株式会社 Mtg | 姿勢保持具 |
JP2016198420A (ja) * | 2015-04-14 | 2016-12-01 | 株式会社 Mtg | 姿勢保持具 |
JP2016198421A (ja) * | 2015-04-14 | 2016-12-01 | 株式会社 Mtg | 姿勢保持具 |
JP6817694B2 (ja) * | 2015-11-09 | 2021-01-20 | 株式会社イトーキ | 椅子 |
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- 2018-03-19 JP JP2018051067A patent/JP7535726B2/ja active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2017153624A (ja) | 2016-02-29 | 2017-09-07 | 学校法人北里研究所 | 骨盤支持具、椅子及び骨盤支持方法 |
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