JP2019157991A - シール部材、及び緩衝器 - Google Patents
シール部材、及び緩衝器 Download PDFInfo
- Publication number
- JP2019157991A JP2019157991A JP2018045033A JP2018045033A JP2019157991A JP 2019157991 A JP2019157991 A JP 2019157991A JP 2018045033 A JP2018045033 A JP 2018045033A JP 2018045033 A JP2018045033 A JP 2018045033A JP 2019157991 A JP2019157991 A JP 2019157991A
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- JP
- Japan
- Prior art keywords
- rod
- cylinder
- lip
- oil
- lip portion
- 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
- 239000006096 absorbing agent Substances 0.000 title claims description 29
- 230000035939 shock Effects 0.000 title claims description 29
- 239000000835 fiber Substances 0.000 claims abstract description 57
- 229920001971 elastomer Polymers 0.000 claims description 39
- 238000013016 damping Methods 0.000 claims description 27
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 18
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 18
- 239000012530 fluid Substances 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 12
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000000428 dust Substances 0.000 abstract description 55
- 238000005299 abrasion Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 71
- 239000000463 material Substances 0.000 description 35
- 230000006835 compression Effects 0.000 description 11
- 238000007906 compression Methods 0.000 description 11
- 239000010720 hydraulic oil Substances 0.000 description 11
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000006866 deterioration Effects 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 229920000049 Carbon (fiber) Polymers 0.000 description 3
- 229920000459 Nitrile rubber Polymers 0.000 description 3
- 229920006231 aramid fiber Polymers 0.000 description 3
- 239000004917 carbon fiber Substances 0.000 description 3
- 229920000295 expanded polytetrafluoroethylene Polymers 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229920006311 Urethane elastomer Polymers 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
- F16F9/10—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
- F16F9/36—Special sealings, including sealings or guides for piston-rods
- F16F9/362—Combination of sealing and guide arrangements for piston rods
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
-
- 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
-
- 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
- B60G2202/20—Type of damper
- B60G2202/24—Fluid damper
-
- 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
- B60G2206/41—Dampers
-
- 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
- B60G2206/70—Materials used in suspensions
- B60G2206/73—Rubber; Elastomers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
- B60G2800/16—Running
- B60G2800/162—Reducing road induced vibrations
-
- 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
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/12—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
- F16F2224/00—Materials; Material properties
- F16F2224/02—Materials; Material properties solids
- F16F2224/0241—Fibre-reinforced plastics [FRP]
-
- 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
- F16F2230/00—Purpose; Design features
- F16F2230/30—Sealing arrangements
-
- 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
- F16F2232/00—Nature of movement
- F16F2232/08—Linear
-
- 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
- F16F2234/00—Shape
- F16F2234/02—Shape cylindrical
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing With Elastic Sealing Lips (AREA)
- Fluid-Damping Devices (AREA)
- Sealing Devices (AREA)
Abstract
Description
Claims (4)
- シリンダと、前記シリンダ内に軸方向に移動可能に挿入されるロッドと、を備える流体圧機器に設けられ前記シリンダと前記ロッドとの間を閉塞するシール部材であって、
前記シリンダに保持され、前記ロッドが挿通するベース部と、
前記ベース部に設けられ、前記ロッドの外周に摺接するリップ部と、を備え、
前記リップ部は、前記軸方向に配向された繊維を含む弾性体からなることを特徴とする
シール部材。 - 請求項1に記載のシール部材において、
前記繊維は、ポリテトラフルオロエチレン繊維であることを特徴とする
シール部材。 - 請求項1又は2に記載のシール部材において、
前記弾性体は、不飽和構造を持つゴム材であることを特徴とする
シール部材。 - 請求項1から3のいずれか1項に記載のシール部材と、
作動流体が封入される前記シリンダと、
前記シリンダに前記軸方向に移動自在に挿入される前記ロッドと、
前記シリンダに収容され、前記ロッドの移動に伴って作動流体の流れに抵抗を付与して減衰力を発生する減衰力発生部と、を備えることを特徴とする
緩衝器。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018045033A JP6754385B2 (ja) | 2018-03-13 | 2018-03-13 | シール部材、及び緩衝器 |
PCT/JP2019/010079 WO2019176959A1 (ja) | 2018-03-13 | 2019-03-12 | シール部材及び緩衝器 |
US16/978,034 US11530730B2 (en) | 2018-03-13 | 2019-03-12 | Seal member and shock absorber |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018045033A JP6754385B2 (ja) | 2018-03-13 | 2018-03-13 | シール部材、及び緩衝器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019157991A true JP2019157991A (ja) | 2019-09-19 |
JP6754385B2 JP6754385B2 (ja) | 2020-09-09 |
Family
ID=67906812
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018045033A Active JP6754385B2 (ja) | 2018-03-13 | 2018-03-13 | シール部材、及び緩衝器 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11530730B2 (ja) |
JP (1) | JP6754385B2 (ja) |
WO (1) | WO2019176959A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11236829B2 (en) * | 2018-03-14 | 2022-02-01 | Carl Freudenberg Kg | Sealing ring |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3097893A (en) * | 1955-11-04 | 1963-07-16 | Charles S White | Sealing and bearing device having low friction sealing faces |
US3868097A (en) * | 1968-09-25 | 1975-02-25 | Paul Hollis Taylor | Liquid spring |
US3582166A (en) * | 1969-06-06 | 1971-06-01 | Lear Siegler Inc | Bearing having low-friction fibrous surface and method for making same |
US3804479A (en) * | 1972-12-21 | 1974-04-16 | Rexnord Inc | Low friction fabric-lined bearings and improved fabric therefor |
US4916749A (en) * | 1989-04-20 | 1990-04-10 | The Pullman Company | Elastomeric bushing and method of manufacturing the same |
US5143765A (en) * | 1989-12-27 | 1992-09-01 | Eastman Kodak Company | Shaped articles from orientable polymers and polymer microbeads |
IT1313151B1 (it) * | 1999-08-04 | 2002-06-17 | Rft Spa | Complesso di tenuta per un organo meccanico in movimento alternativorispetto ad una relativa sede di scorrimento,in particolare per uno |
JP2002340200A (ja) * | 2001-05-18 | 2002-11-27 | Arai Pump Mfg Co Ltd | オイルシール |
DE10126463A1 (de) * | 2001-05-31 | 2003-02-20 | Ks Gleitlager Gmbh | Gleitlagerverbundwerkstoff mit einer metallischen Stützschicht |
US20030035602A1 (en) * | 2001-08-16 | 2003-02-20 | Shobert Benjamin A. | Injection molded fabric lined self-lubricating bearing |
US20030226635A1 (en) * | 2002-06-07 | 2003-12-11 | Fish Elson B. | Aeroslide bearing cylinder |
US6883649B2 (en) * | 2003-03-21 | 2005-04-26 | Delphi Technologies, Inc. | Closing system for a magneto-rheological damper |
US6974143B2 (en) * | 2003-07-03 | 2005-12-13 | Showa Corporation | Hydraulic shock absorber for vehicle |
US20070190108A1 (en) * | 2004-05-17 | 2007-08-16 | Arindam Datta | High performance reticulated elastomeric matrix preparation, properties, reinforcement, and use in surgical devices, tissue augmentation and/or tissue repair |
JP2006220265A (ja) * | 2005-02-14 | 2006-08-24 | Bando Chem Ind Ltd | 磁気粘性流体装置 |
JP5045870B2 (ja) * | 2005-12-08 | 2012-10-10 | Nok株式会社 | 密封装置 |
JP2010265954A (ja) | 2009-05-13 | 2010-11-25 | Kayaba Ind Co Ltd | 軸封構造 |
WO2011099040A2 (en) * | 2010-02-10 | 2011-08-18 | Alberto Bordignon | Gas spring equipped with improved sealing means |
IT1401376B1 (it) * | 2010-08-09 | 2013-07-18 | Skf Ab | Unita' di guida e tenuta, in particolare per uno stelo di un ammortizzatore monotubo e complesso anulare di tenuta per la stessa |
JP5771118B2 (ja) * | 2011-10-28 | 2015-08-26 | カヤバ工業株式会社 | 密封装置及びこの密封装置を備える懸架装置 |
JP5977665B2 (ja) * | 2012-12-14 | 2016-08-24 | Kyb株式会社 | フロントフォーク |
JP2016173113A (ja) * | 2015-03-16 | 2016-09-29 | 大同メタル工業株式会社 | 車両のショックアブソーバ用の摺動部材 |
JP6748200B2 (ja) * | 2016-05-13 | 2020-08-26 | イーグル工業株式会社 | シール構造 |
DE102018121694A1 (de) * | 2017-09-07 | 2019-03-07 | Stabilus Gmbh | Systeme und Verfahren zum Dämpfen von Photovoltaikmodulgruppierungen |
-
2018
- 2018-03-13 JP JP2018045033A patent/JP6754385B2/ja active Active
-
2019
- 2019-03-12 WO PCT/JP2019/010079 patent/WO2019176959A1/ja active Application Filing
- 2019-03-12 US US16/978,034 patent/US11530730B2/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11236829B2 (en) * | 2018-03-14 | 2022-02-01 | Carl Freudenberg Kg | Sealing ring |
Also Published As
Publication number | Publication date |
---|---|
JP6754385B2 (ja) | 2020-09-09 |
US11530730B2 (en) | 2022-12-20 |
WO2019176959A1 (ja) | 2019-09-19 |
US20200408271A1 (en) | 2020-12-31 |
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