JP2017227284A - 緩衝器 - Google Patents
緩衝器 Download PDFInfo
- Publication number
- JP2017227284A JP2017227284A JP2016124744A JP2016124744A JP2017227284A JP 2017227284 A JP2017227284 A JP 2017227284A JP 2016124744 A JP2016124744 A JP 2016124744A JP 2016124744 A JP2016124744 A JP 2016124744A JP 2017227284 A JP2017227284 A JP 2017227284A
- Authority
- JP
- Japan
- Prior art keywords
- bush
- rod
- shock absorber
- rod guide
- sliding
- 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
- 239000000463 material Substances 0.000 claims description 55
- 239000006096 absorbing agent Substances 0.000 claims description 52
- 230000035939 shock Effects 0.000 claims description 52
- 230000002093 peripheral effect Effects 0.000 claims description 18
- 238000013016 damping Methods 0.000 abstract description 19
- 239000010720 hydraulic oil Substances 0.000 description 17
- 239000000428 dust Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000004323 axial length Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229930182556 Polyacetal Natural products 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 description 1
Images
Landscapes
- Fluid-Damping Devices (AREA)
Abstract
Description
Claims (6)
- 環状のロッドガイドと、
前記ロッドガイドを貫通して軸方向に移動自在に挿入されるロッドと、
前記ロッドガイドの内周に軸方向に並べて配置されて、前記ロッドガイドの内周に直接固定されるとともに、前記ロッドの外周に内周が摺接する複数のブッシュを備えることを特徴とする緩衝器。 - 前記複数のブッシュの少なくとも1つのブッシュである第一ブッシュの摺動特性が他のブッシュの少なくとも1つのブッシュである第二ブッシュと異なることを特徴とする請求項1に記載の緩衝器。
- 前記第一ブッシュの少なくとも内周面の材質が前記第二ブッシュの少なくとも内周面の材質と異なることを特徴とする請求項2に記載の緩衝器。
- 前記第一ブッシュの少なくとも内周面の材質が前記第二ブッシュの少なくとも内周面の材質よりも耐摩耗性に優れた材質であって、前記第二ブッシュの少なくとも内周面の材質が前記第一ブッシュの少なくとも内周面の材質よりも摩擦係数の低い材質であることを特徴とする請求項3に記載の緩衝器。
- 前記第一ブッシュを前記ロッドガイドの大気側に設けることを特徴とする請求項4に記載の緩衝器。
- 前記ロッドと前記複数のブッシュとの間にはそれぞれ摺動隙間が設けられており、前記第一ブッシュと前記ロッドとの摺動隙間と、前記第二ブッシュと前記ロッドとの摺動隙間とで隙間の径方向の大きさが異なることを特徴とする請求項2に記載の緩衝器。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016124744A JP6850083B2 (ja) | 2016-06-23 | 2016-06-23 | 緩衝器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016124744A JP6850083B2 (ja) | 2016-06-23 | 2016-06-23 | 緩衝器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017227284A true JP2017227284A (ja) | 2017-12-28 |
JP6850083B2 JP6850083B2 (ja) | 2021-03-31 |
Family
ID=60891326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016124744A Active JP6850083B2 (ja) | 2016-06-23 | 2016-06-23 | 緩衝器 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6850083B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021139439A (ja) * | 2020-03-05 | 2021-09-16 | 日立Astemo株式会社 | シリンダ装置 |
JPWO2022004328A1 (ja) * | 2020-06-29 | 2022-01-06 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53115476A (en) * | 1978-01-17 | 1978-10-07 | Honda Motor Co Ltd | Hydraulic buffer for vehicles |
JP2004251413A (ja) * | 2003-02-21 | 2004-09-09 | Nok Corp | 往復動軸用密封装置 |
JP2005265153A (ja) * | 2004-03-22 | 2005-09-29 | Kayaba Ind Co Ltd | シリンダヘッド部におけるシール構造 |
JP2005325997A (ja) * | 2000-03-16 | 2005-11-24 | Hitachi Ltd | 液圧緩衝器 |
-
2016
- 2016-06-23 JP JP2016124744A patent/JP6850083B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53115476A (en) * | 1978-01-17 | 1978-10-07 | Honda Motor Co Ltd | Hydraulic buffer for vehicles |
JP2005325997A (ja) * | 2000-03-16 | 2005-11-24 | Hitachi Ltd | 液圧緩衝器 |
JP2004251413A (ja) * | 2003-02-21 | 2004-09-09 | Nok Corp | 往復動軸用密封装置 |
JP2005265153A (ja) * | 2004-03-22 | 2005-09-29 | Kayaba Ind Co Ltd | シリンダヘッド部におけるシール構造 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021139439A (ja) * | 2020-03-05 | 2021-09-16 | 日立Astemo株式会社 | シリンダ装置 |
JPWO2022004328A1 (ja) * | 2020-06-29 | 2022-01-06 | ||
WO2022004328A1 (ja) * | 2020-06-29 | 2022-01-06 | 日立Astemo株式会社 | 緩衝器 |
JP7412561B2 (ja) | 2020-06-29 | 2024-01-12 | 日立Astemo株式会社 | 緩衝器 |
Also Published As
Publication number | Publication date |
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JP6850083B2 (ja) | 2021-03-31 |
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