JP4393453B2 - 車両用シートクッション - Google Patents
車両用シートクッション Download PDFInfo
- Publication number
- JP4393453B2 JP4393453B2 JP2005371607A JP2005371607A JP4393453B2 JP 4393453 B2 JP4393453 B2 JP 4393453B2 JP 2005371607 A JP2005371607 A JP 2005371607A JP 2005371607 A JP2005371607 A JP 2005371607A JP 4393453 B2 JP4393453 B2 JP 4393453B2
- Authority
- JP
- Japan
- Prior art keywords
- compression
- hardness
- density
- cushion
- open
- 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.)
- Expired - Fee Related
Links
- 230000006835 compression Effects 0.000 claims description 66
- 238000007906 compression Methods 0.000 claims description 66
- 239000000463 material Substances 0.000 claims description 39
- 239000006260 foam Substances 0.000 claims description 35
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 25
- 239000011496 polyurethane foam Substances 0.000 claims description 25
- 238000010438 heat treatment Methods 0.000 claims description 21
- 239000002344 surface layer Substances 0.000 claims description 12
- 238000010030 laminating Methods 0.000 claims description 3
- 230000000052 comparative effect Effects 0.000 description 22
- 238000005187 foaming Methods 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 230000035807 sensation Effects 0.000 description 4
- 230000001771 impaired effect Effects 0.000 description 3
- 206010016322 Feeling abnormal Diseases 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010097 foam moulding Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000010724 circulating oil Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Landscapes
- Chair Legs, Seat Parts, And Backrests (AREA)
- Seats For Vehicles (AREA)
- Mattresses And Other Support Structures For Chairs And Beds (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Description
13 クッション材
21 加熱プレス装置
22 受け側熱盤
23 押し側熱盤
30 シートクッション
41 モールドクッション
Claims (2)
- 平板に切り出した、密度16〜60kg/m3、硬さ50〜130Nの軟質スラブポリウレタン発泡体からなる一の連続気泡発泡体ブロックの側面を解放状態とし、前記連続気泡発泡体ブロックの元厚に対して圧縮率25%〜65%の範囲となるように、前記連続気泡発泡体ブロックの上下面のみを、加熱温度160〜240℃の熱盤で1〜5分間圧縮して前記連続気泡発泡体ブロックを塑性変形させて、上下方向に対する〔65%圧縮時の硬さ〕/〔25%圧縮時の硬さ〕値を4.0〜8.0としたクッション材からなる車両用クッション材を、
座部の両側の側部が前記座部の表面よりも高くされて着座者のホールド性を高める形状とされていると共に、密度が35〜65kg/m3、硬さが140〜300N(25%圧縮硬さ、圧盤直径200φ)からなるモールドクッションの前記座部の表面に積層してなる車両用シートクッション。 - 前記クッション材は、前記軟質スラブポリウレタン発泡体の発泡時及び前記圧縮時の上下方向が使用時の上下方向とされると共に、上下3分の1の両側表層部の密度が、前記表層部間の中央部分の密度に対して1.5〜4倍であることを特徴とする請求項1に記載の車両用シートクッション。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005371607A JP4393453B2 (ja) | 2005-12-26 | 2005-12-26 | 車両用シートクッション |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005371607A JP4393453B2 (ja) | 2005-12-26 | 2005-12-26 | 車両用シートクッション |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003432084A Division JP3765815B2 (ja) | 2003-12-26 | 2003-12-26 | 車両用クッション材の製造方法及び車両用シートクッション |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006150090A JP2006150090A (ja) | 2006-06-15 |
JP4393453B2 true JP4393453B2 (ja) | 2010-01-06 |
Family
ID=36629010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005371607A Expired - Fee Related JP4393453B2 (ja) | 2005-12-26 | 2005-12-26 | 車両用シートクッション |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4393453B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4926599B2 (ja) * | 2006-08-09 | 2012-05-09 | 株式会社イノアックコーポレーション | シートクッション |
JP4843476B2 (ja) * | 2006-12-15 | 2011-12-21 | 日本発條株式会社 | パッド、シート、クッション及びそれらの製造方法 |
MX2016016206A (es) * | 2014-06-12 | 2017-02-23 | Bridgestone Corp | Articulo moldeado de espuma de poliuretano suave y cojin de asiento. |
CN107920665A (zh) * | 2015-08-04 | 2018-04-17 | 株式会社普利司通 | 软质聚氨酯发泡成形品和座垫 |
JP2021023544A (ja) | 2019-08-05 | 2021-02-22 | 株式会社ジェイエスピー | 着座用クッション体 |
-
2005
- 2005-12-26 JP JP2005371607A patent/JP4393453B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2006150090A (ja) | 2006-06-15 |
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