JP6274798B2 - 緩衝装置 - Google Patents
緩衝装置 Download PDFInfo
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- JP6274798B2 JP6274798B2 JP2013194870A JP2013194870A JP6274798B2 JP 6274798 B2 JP6274798 B2 JP 6274798B2 JP 2013194870 A JP2013194870 A JP 2013194870A JP 2013194870 A JP2013194870 A JP 2013194870A JP 6274798 B2 JP6274798 B2 JP 6274798B2
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- shock absorber
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- Expired - Fee Related
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Classifications
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- 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
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- 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
- F16F9/44—Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction
- F16F9/46—Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction allowing control from a distance, i.e. location of means for control input being remote from site of valves, e.g. on damper external wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/02—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally
- B60G13/06—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type
- B60G13/08—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type hydraulic
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- 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
- F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
- F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
- F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
- F16F9/18—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
- F16F9/185—Bitubular units
- F16F9/187—Bitubular units with uni-directional flow of damping fluid through the valves
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- 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
- F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
- F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
- F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
- F16F9/18—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
- F16F9/19—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with a single cylinder and of single-tube type
-
- 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
-
- 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
-
- 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
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- 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
- F16F9/061—Mono-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
- F16F9/53—Means for adjusting damping characteristics by varying fluid viscosity, e.g. electromagnetically
- F16F9/532—Electrorheological [ER] fluid dampers
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- 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
- F16F9/53—Means for adjusting damping characteristics by varying fluid viscosity, e.g. electromagnetically
- F16F9/535—Magnetorheological [MR] fluid dampers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Damping Devices (AREA)
Description
2,32 ピストン
3 吸込通路
3a,40f 吸込ポート
4 整流通路
14,30 ピストンロッド
15,34 伸側フリーピストン
17 伸側第一通路
18 伸側第二通路
19 伸側弁要素
24,45 圧側フリーピストン
26 圧側第一通路
27 圧側第二通路
28 圧側弁要素
31 伸側ハウジング
33,43,50,51,84,89,94 逆止弁
41 圧側ハウジング
60,61 伸側クッション手段としてのクッション
80,90 伸側バルブ
86 圧側バルブ
C 圧側作動室
C1 圧側第一圧力室
C2 圧側第二圧力室
D1,D2,D3,D4,D5,D6,D7 緩衝装置
E 伸側作動室
E1 伸側第一圧力室
E2 伸側第二圧力室
R リザーバ
R1 伸側室
R2 圧側室
RMC 圧側感応機構
RME 伸側感応機構
V 減衰力可変バルブ
Claims (13)
- シリンダと、上記シリンダ内に摺動自在に挿入され上記シリンダ内を伸側室と圧側室に区画するピストンと、リザーバと、上記リザーバから上記圧側室へと向かう液体の流れのみを許容する吸込通路と、上記圧側室から上記伸側室へ向かう液体の流れのみを許容する整流通路と、上記伸側室から上記リザーバへ向かう液体の流れのみを許容するとともに上記液体の流れに与える抵抗を変更可能な減衰力調整部とを備えた緩衝装置において、
上記伸側室と上記圧側室とに連通される伸側作動室と、上記伸側作動室内に摺動自在に挿入されて上記伸側作動室内を上記伸側室に通じる伸側第一圧力室と上記圧側室に通じる伸側第二圧力室とに区画する伸側フリーピストンとを備えて、伸長作動を呈する場合に上記ピストンの振幅が小さいと減衰力低減効果を発揮する伸側感応機構と、
上記圧側室と上記リザーバとに連通される圧側作動室と、上記圧側作動室内に摺動自在に挿入されて上記圧側作動室内を上記圧側室に通じる圧側第一圧力室と上記リザーバに通じる圧側第二圧力室とに区画する圧側フリーピストンとを備えて、収縮作動を呈する場合に上記ピストンの振幅が小さいと減衰力低減効果を発揮する圧側感応機構とを備えた
ことを特徴とする緩衝装置。 - 上記伸側第一圧力室と上記伸側室とを伸側第一通路で連通するとともに、上記伸側第二圧力室と上記圧側室とを伸側第二通路で連通し、上記伸側第一通路と上記伸側第二通路の一方または両方に通過する液体の流れに抵抗を与える伸側弁要素を設けた
ことを特徴とする請求項1に記載の緩衝装置。 - 上記伸側弁要素は、上記伸側室から上記圧側室へ向かう方向への液体の流れのみを許容するとともに当該液体の流れに抵抗を与える伸側バルブである
ことを特徴とする請求項2に記載の緩衝装置。 - 上記伸側弁要素に並列して上記圧側室から上記伸側室へ向かう方向への液体の流れのみを許容する逆止弁を設けたこと
を特徴とする請求項2または3に記載の緩衝装置。 - 上記圧側第一圧力室と上記圧側室とを圧側第一通路で連通するとともに、上記圧側第二圧力室と上記リザーバとを圧側第二通路で連通し、上記圧側第一通路と上記圧側第二通路の一方または両方に圧側弁要素を設けた
ことを特徴とする請求項1から4のいずれか一項に記載の緩衝装置。 - 上記圧側弁要素は、上記圧側室から上記リザーバへ向かう方向への液体の流れのみを許容するとともに当該液体の流れに抵抗を与える圧側バルブである
ことを特徴とする請求項5に記載の緩衝装置。 - 上記圧側弁要素に並列して上記リザーバから上記圧側室へ向かう方向への液体の流れのみを許容する逆止弁を設けた
ことを特徴とする請求項5または6に記載の緩衝装置。 - 上記伸側作動室を形成する伸側ハウジングを設け、当該伸側ハウジングと上記伸側フリーピストンとの衝突を防止する伸側クッション手段を設けた
ことを特徴とする請求項1から7のいずれか一項に記載の緩衝装置。 - 上記圧側作動室を形成する圧側ハウジングを設け、当該圧側ハウジングと上記圧側フリーピストンとの衝突を防止する圧側クッション手段を設けた
ことを特徴とする請求項1から8のいずれか一項に記載の緩衝装置。 - 上記伸側作動室を形成する伸側ハウジングを設け、当該伸側ハウジングと上記伸側フリーピストンとの衝突を防止する伸側液圧クッション手段を設けた
ことを特徴とする請求項1から7のいずれか一項に記載の緩衝装置。 - 上記圧側作動室を形成する圧側ハウジングを設け、当該圧側ハウジングと上記圧側フリーピストンとの衝突を防止する圧側液圧クッション手段を設けた
ことを特徴とする請求項1から7および10のいずれか一項に記載の緩衝装置。 - 上記ピストンが連結されるピストンロッドを備え、上記伸側作動室を形成する伸側ハウジングが上記ピストンロッドに上記ピストンを連結するピストンナットとして機能することを特徴とする請求項1から11のいずれか一項に記載の緩衝装置。
- 上記シリンダの端部に嵌合されて上記リザーバと上記圧側室とを連通する吸込ポートを有するバルブケースと、上記バルブケースに積層されて上記吸込ポートを開閉する逆止弁とを備え、上記吸込通路を上記吸込ポートと上記逆止弁とで形成し、上記圧側作動室を形成する圧側ハウジングが上記バルブケースに連結されて上記逆止弁を当該バルブケースへ固定する
ことを特徴とする請求項1から12のいずれか一項に記載の緩衝装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013194870A JP6274798B2 (ja) | 2013-09-20 | 2013-09-20 | 緩衝装置 |
EP14846681.6A EP3048329A4 (en) | 2013-09-20 | 2014-09-18 | Damping device |
US15/022,579 US20160229254A1 (en) | 2013-09-20 | 2014-09-18 | Shock absorber |
KR1020167007169A KR101773310B1 (ko) | 2013-09-20 | 2014-09-18 | 완충 장치 |
CN201480051370.6A CN105556162B (zh) | 2013-09-20 | 2014-09-18 | 缓冲装置 |
PCT/JP2014/074711 WO2015041297A1 (ja) | 2013-09-20 | 2014-09-18 | 緩衝装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013194870A JP6274798B2 (ja) | 2013-09-20 | 2013-09-20 | 緩衝装置 |
Publications (2)
Publication Number | Publication Date |
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JP2015059641A JP2015059641A (ja) | 2015-03-30 |
JP6274798B2 true JP6274798B2 (ja) | 2018-02-07 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2013194870A Expired - Fee Related JP6274798B2 (ja) | 2013-09-20 | 2013-09-20 | 緩衝装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20160229254A1 (ja) |
EP (1) | EP3048329A4 (ja) |
JP (1) | JP6274798B2 (ja) |
KR (1) | KR101773310B1 (ja) |
CN (1) | CN105556162B (ja) |
WO (1) | WO2015041297A1 (ja) |
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CN109933125B (zh) * | 2015-06-22 | 2021-06-01 | 阿尔卑斯阿尔派株式会社 | 输入装置以及输入装置的控制方法 |
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JP5639865B2 (ja) * | 2010-03-02 | 2014-12-10 | 日立オートモティブシステムズ株式会社 | 緩衝器 |
JP5468465B2 (ja) * | 2010-05-28 | 2014-04-09 | 日立オートモティブシステムズ株式会社 | 緩衝器 |
CN201723635U (zh) * | 2010-06-30 | 2011-01-26 | 芜湖天佑汽车技术有限公司 | 一种阻尼可调减振器 |
JP5711477B2 (ja) * | 2010-07-29 | 2015-04-30 | 日立オートモティブシステムズ株式会社 | 緩衝器 |
JP5713433B2 (ja) * | 2011-01-26 | 2015-05-07 | カヤバ工業株式会社 | 車両用緩衝器 |
KR101375804B1 (ko) * | 2011-09-02 | 2014-03-21 | 주식회사 만도 | 주파수 및 압력 감응형 쇽업소버 |
JP5809490B2 (ja) * | 2011-09-05 | 2015-11-11 | カヤバ工業株式会社 | 緩衝装置 |
JP5870427B2 (ja) * | 2012-03-07 | 2016-03-01 | Kyb株式会社 | 緩衝装置 |
EP2977643B1 (en) * | 2013-03-22 | 2018-09-26 | KYB Corporation | Shock absorber |
-
2013
- 2013-09-20 JP JP2013194870A patent/JP6274798B2/ja not_active Expired - Fee Related
-
2014
- 2014-09-18 CN CN201480051370.6A patent/CN105556162B/zh not_active Expired - Fee Related
- 2014-09-18 KR KR1020167007169A patent/KR101773310B1/ko active IP Right Grant
- 2014-09-18 WO PCT/JP2014/074711 patent/WO2015041297A1/ja active Application Filing
- 2014-09-18 EP EP14846681.6A patent/EP3048329A4/en not_active Withdrawn
- 2014-09-18 US US15/022,579 patent/US20160229254A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
KR101773310B1 (ko) | 2017-08-31 |
KR20160045113A (ko) | 2016-04-26 |
WO2015041297A1 (ja) | 2015-03-26 |
CN105556162B (zh) | 2018-11-30 |
JP2015059641A (ja) | 2015-03-30 |
EP3048329A1 (en) | 2016-07-27 |
EP3048329A4 (en) | 2017-07-12 |
US20160229254A1 (en) | 2016-08-11 |
CN105556162A (zh) | 2016-05-04 |
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