JP6277447B2 - 油圧緩衝器 - Google Patents
油圧緩衝器 Download PDFInfo
- Publication number
- JP6277447B2 JP6277447B2 JP2015534225A JP2015534225A JP6277447B2 JP 6277447 B2 JP6277447 B2 JP 6277447B2 JP 2015534225 A JP2015534225 A JP 2015534225A JP 2015534225 A JP2015534225 A JP 2015534225A JP 6277447 B2 JP6277447 B2 JP 6277447B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- cylinder
- shock absorber
- oil
- hydraulic shock
- 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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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/06—Characteristics of dampers, e.g. mechanical dampers
- B60G17/08—Characteristics of fluid dampers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G15/00—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type
- B60G15/02—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring
- B60G15/06—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper
- B60G15/061—Resilient suspensions characterised by arrangement, location or type of combined spring and vibration damper, e.g. telescopic type having mechanical spring and fluid damper with a coil spring being mounted inside the damper
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/005—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a wound spring and a damper, e.g. a friction damper
- F16F13/007—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a wound spring and a damper, e.g. a friction damper the damper being a fluid damper
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/50—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics
- F16F9/512—Means responsive to load action, i.e. static load on the damper or dynamic fluid pressure changes in the damper, e.g. due to changes in velocity
- F16F9/5126—Piston, or piston-like valve elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/58—Stroke limiting stops, e.g. arranged on the piston rod outside the cylinder
- F16F9/585—Stroke limiting stops, e.g. arranged on the piston rod outside the cylinder within the cylinder, in contact with working fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/30—Spring/Damper and/or actuator Units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/40—Constructional features of dampers and/or springs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
- F16F9/062—Bi-tubular units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/48—Arrangements for providing different damping effects at different parts of the stroke
- F16F9/49—Stops limiting fluid passage, e.g. hydraulic stops or elastomeric elements inside the cylinder which contribute to changes in fluid damping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/58—Stroke limiting stops, e.g. arranged on the piston rod outside the cylinder
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Damping Devices (AREA)
Description
[実施例1]
[実施例2]
[実施例3]
2 アッパースプリングシート
3 ピストンロッド
4 油室
4a 上方油室
4b 下方油室
5 シリンダ
6 ピストンバルブ
7 外筒
8 バンプストッパ
9 バンプストップラバー
10 油圧緩衝器
11 ピストンロッド
12 シリンダ
13 外筒
14 車軸保持係合部
15 リザーバ室
16 バンプストッパ
17(17a、17b、17c) ディスク型バルブ弁
18 フランジ状封止部材
19 円環状封止部材
21(21a、21b) 油室
22 ピストンバルブ
23 第2螺旋ばね
24 第1バルブ
25 フランジ
26 ボトムストッパ
27 ベースバルブ
28 第1螺旋ばね
29 第2螺旋ばねガイド
31 第1圧縮側ポート
32 第2圧縮側ポート
33 第2バルブ
34 ベースボルト
34a 大径円筒部
34b 小径円筒部
35 ベースナット
36 キャプワッシャ
37 バルブワッシャ
38 第3螺旋ばね
39 中央孔
41 側方孔
42 空間
45 油圧緩衝器
46 小径ディスク型バルブ弁
50 第3圧縮ポート
51 第3バルブ
52 サブバルブカップ
53 サブバルブプレート
60 油圧緩衝器
Claims (3)
- シリンダと、
該シリンダ内を満たして封入され、該シリンダ内に油室を形成する油液と、
前記油室を進退するピストンロッドと、
該ピストンロッドの先端に固定され、前記油室を上部と下部の油室に区画しつつ、前記ピストンロッドの進退に伴われて前記シリンダの内周に摺接して進退するピストンバルブと、
前記シリンダの外周を覆う外筒と、
該外筒の内周面と前記シリンダの外周面との間隙から成り、油液とガスが封入されたリザーバ室と、
前記外筒の底部を外部から封止するボトムストッパと、
該ボトムストッパに保持され、前記下部の油室と前記リザーバ室とを連通させる第1圧縮側ポートと第2圧縮側ポートを有するベースバルブと、
該ベースバルブに第1螺旋ばねを介して保持される第1バルブと、
該第1バルブに保持され、該第1バルブと前記ピストンバルブとの間に介装され、前記ピストンバルブに押圧されると下方に反発力を発生させ、前記第1螺旋ばねの付勢力に抗して前記第1バルブを押し下げて前記第1圧縮側ポートを閉鎖させる第2螺旋ばねと、
前記第1バルブ及び前記ベースバルブの中央を貫通して配設され、外部からの負荷により前記シリンダの前記下部の油室の圧力が所定以上になると前記リザーバ室との間の前記油液の流量を調整する第2バルブと、
を備えることを特徴とする油圧緩衝器。 - シリンダと、
該シリンダ内を満たして封入され、該シリンダ内に油室を形成する油液と、
前記油室を進退するピストンロッドと、
該ピストンロッドの先端に固定され、前記油室を上部と下部の油室に区画しつつ、前記ピストンロッドの進退に伴われて前記シリンダの内周に摺接して進退するピストンバルブと、
前記シリンダの外周を覆う外筒と、
該外筒の内周面と前記シリンダの外周面との間隙から成り、油液とガスが封入されたリザーバ室と、
前記外筒の底部を外部から封止するボトムストッパと、
該ボトムストッパに保持され、前記下部の油室と前記リザーバ室とを連通させる第1圧縮側ポートを有するベースバルブと、
該ベースバルブに第1螺旋ばねを介して保持される第1バルブと、
該第1バルブに保持され、該第1バルブと前記ピストンバルブとの間に介装され、前記ピストンバルブに押圧されると下方に反発力を発生させ、前記第1螺旋ばねの付勢力に抗して前記第1バルブを押し下げて前記第1圧縮側ポートを閉鎖させる第2螺旋ばねと、
前記第1バルブ及び前記ベースバルブの中央を貫通して配設され、外部からの負荷により前記シリンダの前記下部の油室の圧力が所定以上になると前記リザーバ室との間の前記油液の流量を調整する第2バルブと、
前記第1バルブの底部に配設され、該第1バルブの前記第2バルブが貫通する被貫通孔と前記第2バルブの外周との間に挟持され、前記第2バルブによる前記油液の流量の調整に先立って、前記シリンダの前記下部の油室の所定の圧力に応じて前記リザーバ室との間の前記油液の流量を調整する第3バルブと、
を備えることを特徴とする油圧緩衝器。 - 前記ベースバルブは、前記下部の油室と前記リザーバ室とを連通させる第2圧縮側ポートを有することを特徴とする、請求項2に記載の油圧緩衝器。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013174397 | 2013-08-26 | ||
JP2013174397 | 2013-08-26 | ||
PCT/JP2014/072262 WO2015029984A1 (ja) | 2013-08-26 | 2014-08-26 | 油圧緩衝器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2015029984A1 JPWO2015029984A1 (ja) | 2017-03-02 |
JP6277447B2 true JP6277447B2 (ja) | 2018-02-14 |
Family
ID=52586541
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015534225A Active JP6277447B2 (ja) | 2013-08-26 | 2014-08-26 | 油圧緩衝器 |
Country Status (13)
Country | Link |
---|---|
US (1) | US10195918B2 (ja) |
EP (1) | EP3040577B1 (ja) |
JP (1) | JP6277447B2 (ja) |
CN (1) | CN105593565B (ja) |
AU (1) | AU2014312958B2 (ja) |
CY (1) | CY1121836T1 (ja) |
DK (1) | DK3040577T3 (ja) |
ES (1) | ES2741287T3 (ja) |
HK (1) | HK1223997A1 (ja) |
PL (1) | PL3040577T3 (ja) |
PT (1) | PT3040577T (ja) |
RU (1) | RU2628552C1 (ja) |
WO (1) | WO2015029984A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016049985A1 (en) | 2014-10-01 | 2016-04-07 | Beijingwest Industries Co., Ltd. | Damper assembly |
WO2017162947A1 (fr) * | 2016-03-25 | 2017-09-28 | Psa Automobiles S.A. | Systeme de suspension hydraulique d'un vehicule |
FR3049225B1 (fr) * | 2016-03-25 | 2018-04-13 | Peugeot Citroen Automobiles Sa | Systeme de suspension hydraulique d’un vehicule |
WO2017162949A1 (fr) * | 2016-03-25 | 2017-09-28 | Psa Automobiles S.A. | Système de suspension hydraulique d'un véhicule |
EP3433117A1 (fr) * | 2016-03-25 | 2019-01-30 | PSA Automobiles SA | Systeme de suspension hydraulique d'un vehicule |
JP6826487B2 (ja) * | 2017-04-25 | 2021-02-03 | Kybモーターサイクルサスペンション株式会社 | フロントフォーク |
CN113840990B (zh) | 2019-05-13 | 2023-10-10 | 天纳克汽车经营有限公司 | 具有偏置活塞的液压压缩止动件 |
US10962081B2 (en) | 2019-09-16 | 2021-03-30 | Tenneco Automotive Operating Company Inc. | Damper with dual springs |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2619199A (en) * | 1950-10-14 | 1952-11-25 | Gabriel Co | Shock absorber |
US2742112A (en) * | 1951-07-05 | 1956-04-17 | Houdaille Hershey Corp | Telescopic shock absorber construction |
JPS412171Y1 (ja) * | 1964-10-29 | 1966-02-15 | ||
DE3533387A1 (de) * | 1985-09-19 | 1987-03-26 | Fichtel & Sachs Ag | Zweirohr-schwingungsdaempfer mit hydraulischem druckanschlag |
US4782925A (en) * | 1986-01-25 | 1988-11-08 | Fichtel & Sachs Ag | Double-tube vibration damper |
US5333708A (en) * | 1993-01-11 | 1994-08-02 | General Motors Corporation | Compression cut-off valve for a hydraulic damper |
US5462143A (en) * | 1993-02-17 | 1995-10-31 | August Bilstein Gmbh & Co. Kg | Controllable shock absorber for motor vehicles |
JP2005299786A (ja) * | 2004-04-12 | 2005-10-27 | Kayaba Ind Co Ltd | クッション装置 |
DE102006010245A1 (de) * | 2006-03-02 | 2007-09-06 | Gustav Magenwirth Gmbh & Co. Kg | Federwegsverstellung |
DE102006040678A1 (de) * | 2006-08-30 | 2008-03-20 | Tecpharma Licensing Ag | Vorrichtung zur Verabreichung eines fluiden Produkts |
CN201027894Y (zh) * | 2007-04-30 | 2008-02-27 | 东风汽车公司 | 液压限位减振器 |
US9285011B2 (en) | 2008-09-26 | 2016-03-15 | Tenneco Automotive Operating Company Inc. | High velocity compression damping valve |
US9033121B2 (en) | 2008-09-26 | 2015-05-19 | Tenneco Automotive Operating Company Inc. | High velocity compression damping valve |
SE533996C2 (sv) * | 2009-04-23 | 2011-03-22 | Oehlins Racing Ab | Tryckregulator i en stötdämparventil |
JP5418778B2 (ja) * | 2010-02-26 | 2014-02-19 | 日立オートモティブシステムズ株式会社 | 緩衝器 |
RU2494295C1 (ru) * | 2012-04-03 | 2013-09-27 | Олег Савдаханович Гильмханов | Гидравлический телескопический амортизатор |
-
2014
- 2014-08-26 RU RU2016105510A patent/RU2628552C1/ru active
- 2014-08-26 JP JP2015534225A patent/JP6277447B2/ja active Active
- 2014-08-26 DK DK14841233.1T patent/DK3040577T3/da active
- 2014-08-26 AU AU2014312958A patent/AU2014312958B2/en active Active
- 2014-08-26 WO PCT/JP2014/072262 patent/WO2015029984A1/ja active Application Filing
- 2014-08-26 US US14/911,163 patent/US10195918B2/en active Active
- 2014-08-26 PT PT14841233T patent/PT3040577T/pt unknown
- 2014-08-26 EP EP14841233.1A patent/EP3040577B1/en active Active
- 2014-08-26 CN CN201480046554.3A patent/CN105593565B/zh active Active
- 2014-08-26 PL PL14841233T patent/PL3040577T3/pl unknown
- 2014-08-26 ES ES14841233T patent/ES2741287T3/es active Active
-
2016
- 2016-10-21 HK HK16112151.2A patent/HK1223997A1/zh unknown
-
2019
- 2019-07-26 CY CY20191100799T patent/CY1121836T1/el unknown
Also Published As
Publication number | Publication date |
---|---|
DK3040577T3 (da) | 2019-08-26 |
HK1223997A1 (zh) | 2017-08-11 |
RU2628552C1 (ru) | 2017-08-18 |
CN105593565B (zh) | 2017-10-03 |
ES2741287T3 (es) | 2020-02-10 |
PL3040577T3 (pl) | 2019-12-31 |
CY1121836T1 (el) | 2020-07-31 |
EP3040577B1 (en) | 2019-06-05 |
JPWO2015029984A1 (ja) | 2017-03-02 |
AU2014312958B2 (en) | 2016-10-20 |
EP3040577A1 (en) | 2016-07-06 |
US10195918B2 (en) | 2019-02-05 |
EP3040577A4 (en) | 2017-05-10 |
AU2014312958A1 (en) | 2016-03-03 |
CN105593565A (zh) | 2016-05-18 |
PT3040577T (pt) | 2019-08-19 |
WO2015029984A1 (ja) | 2015-03-05 |
US20160185181A1 (en) | 2016-06-30 |
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