JP2017526875A - 周波数依存型受動弁を備えたショックアブソーバ - Google Patents
周波数依存型受動弁を備えたショックアブソーバ Download PDFInfo
- Publication number
- JP2017526875A JP2017526875A JP2017507693A JP2017507693A JP2017526875A JP 2017526875 A JP2017526875 A JP 2017526875A JP 2017507693 A JP2017507693 A JP 2017507693A JP 2017507693 A JP2017507693 A JP 2017507693A JP 2017526875 A JP2017526875 A JP 2017526875A
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- Japan
- Prior art keywords
- shock absorber
- valve
- assembly
- working chamber
- piston
- 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
-
- 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
-
- 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
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
- F16F9/348—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body
-
- 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
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
- F16F9/348—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body
- F16F9/3488—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body characterised by features intended to affect valve bias or pre-stress
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Damping Devices (AREA)
- Vehicle Body Suspensions (AREA)
- Safety Valves (AREA)
Abstract
Description
Claims (11)
- ショックアブソーバであって、
流体チャンバを画定する圧力チューブと、
前記圧力チューブ内に配置されたピストンアセンブリであって、前記流体チャンバを上部作動チャンバと下部作動チャンバとに分割するピストンアセンブリと、
前記圧力チューブから突き出るピストンロッドであって、前記ピストンアセンブリが取り付けられるピストンロッドと、
前記ピストンロッドに取り付けられた周波数依存型弁アセンブリであって、
前記ピストンロッドに取り付けられ、流体キャビティを画定するハウジングと、
前記流体キャビティ内に配置されたスプール弁アセンブリであって、スプール弁およびバイパス弁アセンブリを含むスプール弁アセンブリと
を含む周波数依存型弁アセンブリとを含み、
前記流体キャビティ内の前記スプール弁の移動が、前記バイパス弁アセンブリを開放するために必要な流体圧力の量を制御する、
ショックアブソーバ。 - 前記周波数依存型弁アセンブリが、前記上部作動チャンバから前記下部作動チャンバへの流体流れを制御する、請求項1に記載のショックアブソーバ。
- 前記周波数依存型弁アセンブリが、前記下部作動チャンバから前記上部作動チャンバへの流体流れを制御する、請求項1に記載のショックアブソーバ。
- 前記ハウジングが、前記下部作動チャンバと前記流体キャビティとの間に延びる流路を画定するピストン支柱に取り付けられる、請求項1に記載のショックアブソーバ。
- 前記スプール弁が、前記上部作動チャンバと直接流体連通する流路を画定する、請求項1に記載のショックアブソーバ。
- 前記スプール弁が、前記下部作動チャンバと直接流体連通する流路を画定する、請求項1に記載のショックアブソーバ。
- 前記バイパス弁アセンブリが、接合部および弁座プレートを含み、前記周波数依存型弁アセンブリがさらに、前記接合部を付勢して前記弁座プレートと係合させる付勢部材を含み、バイパスチャンバが前記接合部と前記弁座プレートとによって画定される、請求項1に記載のショックアブソーバ。
- 前記スプール弁が、前記バイパスチャンバと流体連通する流路を画定する、請求項7に記載のショックアブソーバ。
- 前記スプール弁によって画定された前記流路が、前記下部作動チャンバと直接連通する、請求項8に記載のショックアブソーバ。
- 前記スプール弁によって画定された前記流路が、前記上部作動チャンバと直接連通する、請求項8に記載のショックアブソーバ。
- 前記スプール弁が、前記バイパス弁アセンブリと直接流体連通する流路を画定する、請求項1に記載のショックアブソーバ。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/459,513 | 2014-08-14 | ||
| US14/459,513 US9441700B2 (en) | 2014-08-14 | 2014-08-14 | Shock absorber with frequency dependent passive valve |
| PCT/US2015/038413 WO2016025097A1 (en) | 2014-08-14 | 2015-06-30 | Shock absorber with frequency dependent passive valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017526875A true JP2017526875A (ja) | 2017-09-14 |
| JP6538150B2 JP6538150B2 (ja) | 2019-07-03 |
Family
ID=55301861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017507693A Active JP6538150B2 (ja) | 2014-08-14 | 2015-06-30 | 周波数依存型受動弁を備えたショックアブソーバ |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9441700B2 (ja) |
| JP (1) | JP6538150B2 (ja) |
| CN (1) | CN106795934B (ja) |
| DE (1) | DE112015003745T5 (ja) |
| WO (1) | WO2016025097A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022516458A (ja) * | 2018-12-24 | 2022-02-28 | マレリ サスペンション システムズ イタリー ソシエタ ペル アチオニ | 車両サスペンション・システムにおける熱的効果の補償 |
| US12214641B2 (en) | 2021-10-20 | 2025-02-04 | Beijingwest Industries Co., Ltd. | Variable stiffness hydraulic damper |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9638280B2 (en) * | 2013-08-26 | 2017-05-02 | Tenneco Automotive Operating Company Inc. | Shock absorber with frequency dependent passive valve |
| JP6108550B2 (ja) * | 2013-09-19 | 2017-04-05 | Kyb株式会社 | 緩衝装置 |
| DE102016208844A1 (de) * | 2016-05-23 | 2017-11-23 | Thyssenkrupp Ag | Frequenzselektiver Schwingungsdämpfer für Kraftfahrzeuge mit einem Bypasssteuerventil |
| DE102016208845A1 (de) * | 2016-05-23 | 2017-11-23 | Thyssenkrupp Ag | Frequenzselektiver Schwingungsdämpfer für Kraftfahrzeuge mit einem Bypasssteuerventil |
| DE102016212487A1 (de) * | 2016-07-08 | 2017-08-31 | Zf Friedrichshafen Ag | Hydraulischer Stoßdämpfer |
| US10563721B2 (en) | 2017-04-24 | 2020-02-18 | Beijingwest Industries Co., Ltd | Hydraulic damper having a high frequency valve assembly |
| CN108644291B (zh) * | 2018-06-06 | 2019-11-22 | 杭州富阳新堰纸制品有限公司 | 一种单向阻尼器 |
| US11236799B2 (en) * | 2019-08-14 | 2022-02-01 | Tenneco Automotive Operating Company Inc. | Valve assembly for a damper |
| CN111043221B (zh) | 2020-01-06 | 2021-06-15 | 北京京西重工有限公司 | 阻尼器组件 |
| CN114738422B (zh) | 2022-03-18 | 2023-10-13 | 北京京西重工有限公司 | 阻尼器组件及用于阻尼器组件的活塞 |
| CN118836236A (zh) * | 2024-07-31 | 2024-10-25 | 杭州天铭科技股份有限公司 | 液压阻尼器和车辆 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4723640A (en) * | 1985-05-22 | 1988-02-09 | Boge Gmbh | Adjustable hydraulic vibration damper |
| JPH04157223A (ja) * | 1990-10-19 | 1992-05-29 | Tokico Ltd | 油圧緩衝器 |
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| US4854429A (en) * | 1987-12-18 | 1989-08-08 | Casey Gary L | Variable rate shock absorber and system therefor |
| NL8800882A (nl) | 1988-04-06 | 1989-11-01 | Koni Bv | Tweepijpsschokdemper. |
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| DE3827538A1 (de) * | 1988-08-13 | 1990-02-15 | Bosch Gmbh Robert | Vorrichtung zur daempfung federnder rad-aufhaengungssysteme bei fahrzeugen |
| DE3914297A1 (de) * | 1989-04-29 | 1990-10-31 | Boge Ag | Regelbarer schwingungsdaempfer fuer kraftfahrzeuge |
| US5129488A (en) * | 1989-11-16 | 1992-07-14 | Atsugi Unisia Corporation | Vibration mode responsive variable damping force shock absorber with feature of automatic selection of damping mode depending upon vibration mode of vehicular body |
| GB2250080B (en) * | 1990-10-19 | 1994-08-17 | Tokico Ltd | Hydraulic shock absorber |
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| DE4327358C2 (de) | 1993-04-08 | 1995-04-13 | Fichtel & Sachs Ag | Frequenzselektiv wirkender Schwingungsdämpfer |
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-
2014
- 2014-08-14 US US14/459,513 patent/US9441700B2/en active Active
-
2015
- 2015-06-30 WO PCT/US2015/038413 patent/WO2016025097A1/en not_active Ceased
- 2015-06-30 DE DE112015003745.4T patent/DE112015003745T5/de active Pending
- 2015-06-30 JP JP2017507693A patent/JP6538150B2/ja active Active
- 2015-06-30 CN CN201580042440.6A patent/CN106795934B/zh active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4723640A (en) * | 1985-05-22 | 1988-02-09 | Boge Gmbh | Adjustable hydraulic vibration damper |
| JPH04157223A (ja) * | 1990-10-19 | 1992-05-29 | Tokico Ltd | 油圧緩衝器 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022516458A (ja) * | 2018-12-24 | 2022-02-28 | マレリ サスペンション システムズ イタリー ソシエタ ペル アチオニ | 車両サスペンション・システムにおける熱的効果の補償 |
| JP7565277B2 (ja) | 2018-12-24 | 2024-10-10 | マレリ サスペンション システムズ イタリー ソシエタ ペル アチオニ | 車両サスペンション・システムにおける熱的効果の補償 |
| US12214641B2 (en) | 2021-10-20 | 2025-02-04 | Beijingwest Industries Co., Ltd. | Variable stiffness hydraulic damper |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016025097A1 (en) | 2016-02-18 |
| CN106795934A (zh) | 2017-05-31 |
| US20160047432A1 (en) | 2016-02-18 |
| DE112015003745T5 (de) | 2017-05-18 |
| US9441700B2 (en) | 2016-09-13 |
| JP6538150B2 (ja) | 2019-07-03 |
| CN106795934B (zh) | 2019-09-06 |
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