KR102568588B1 - 실린더 장치 - Google Patents

실린더 장치 Download PDF

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Publication number
KR102568588B1
KR102568588B1 KR1020217042209A KR20217042209A KR102568588B1 KR 102568588 B1 KR102568588 B1 KR 102568588B1 KR 1020217042209 A KR1020217042209 A KR 1020217042209A KR 20217042209 A KR20217042209 A KR 20217042209A KR 102568588 B1 KR102568588 B1 KR 102568588B1
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KR
South Korea
Prior art keywords
cylinder
piston
spring
piston rod
flange 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.)
Active
Application number
KR1020217042209A
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English (en)
Korean (ko)
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KR20220011719A (ko
Inventor
치가야 세키네
사츠키 야마모토
Original Assignee
히다치 아스테모 가부시키가이샤
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Publication of KR20220011719A publication Critical patent/KR20220011719A/ko
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Publication of KR102568588B1 publication Critical patent/KR102568588B1/ko
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Classifications

    • 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
    • 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
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/04—Wound springs
    • F16F1/12—Attachments or mountings
    • 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
    • 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
    • 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
    • F16F2238/00—Type of springs or dampers
    • F16F2238/02—Springs
    • F16F2238/026—Springs wound- or coil-like
    • 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
    • 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)
  • Fluid-Damping Devices (AREA)
  • Vehicle Body Suspensions (AREA)
  • Springs (AREA)
KR1020217042209A 2019-06-26 2020-06-05 실린더 장치 Active KR102568588B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019118457 2019-06-26
JPJP-P-2019-118457 2019-06-26
PCT/JP2020/022342 WO2020261942A1 (ja) 2019-06-26 2020-06-05 シリンダ装置

Publications (2)

Publication Number Publication Date
KR20220011719A KR20220011719A (ko) 2022-01-28
KR102568588B1 true KR102568588B1 (ko) 2023-08-18

Family

ID=74060859

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020217042209A Active KR102568588B1 (ko) 2019-06-26 2020-06-05 실린더 장치

Country Status (6)

Country Link
US (1) US12013011B2 (https=)
JP (1) JP7113143B2 (https=)
KR (1) KR102568588B1 (https=)
CN (1) CN114072295A (https=)
DE (1) DE112020002757T5 (https=)
WO (1) WO2020261942A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021214046A1 (de) 2021-12-09 2023-06-15 Zf Friedrichshafen Ag Schwingungsdämpfer mit hydraulischen Endanschlag

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274517A (en) 1978-04-01 1981-06-23 Tokico, Ltd. Hydraulic shock absorber
US5501438A (en) 1993-08-14 1996-03-26 Fichtel & Sachs Ag Motor vehicle vibration damper
JP2015017628A (ja) 2013-07-09 2015-01-29 カヤバ工業株式会社 緩衝器

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2806541A1 (de) * 1978-02-16 1979-08-23 Fichtel & Sachs Ag Stossdaempfer oder federbein mit hydraulisch-mechanischem zuganschlag
DE2853914A1 (de) * 1978-12-14 1980-07-03 Fichtel & Sachs Ag Schwingungsdaempfer oder federbein mit einem hydraulisch-mechanischen zuganschlag
JP2581204Y2 (ja) 1991-02-13 1998-09-21 株式会社ユニシアジェックス 緩衝器
JPH0522886U (ja) 1991-06-11 1993-03-26 株式会社アツギユニシア 緩衝器
US7032727B2 (en) * 2004-09-09 2006-04-25 Tenneco Automotive Operating Company Inc. Shock absorber having a hydraulic stop
JP5000235B2 (ja) * 2006-08-25 2012-08-15 日産自動車株式会社 シリンダ装置
US8127901B1 (en) * 2007-06-15 2012-03-06 KV IP Holdings Ltd. Hydraulic damping device for drawer
JP4932648B2 (ja) 2007-09-06 2012-05-16 カヤバ工業株式会社 伸び切りバネ部構造
DE102007045892B4 (de) * 2007-09-25 2013-04-04 Thyssenkrupp Bilstein Suspension Gmbh Schwingungsdämpfer mit einem Zuganschlag
KR101094214B1 (ko) 2009-07-02 2011-12-14 주식회사 만도 쇽업소버의 유압식 스토퍼
JP2011094749A (ja) * 2009-10-30 2011-05-12 Hitachi Automotive Systems Ltd 緩衝器
JP5667482B2 (ja) * 2011-03-17 2015-02-12 カヤバ工業株式会社 シリンダ装置
JP6179424B2 (ja) * 2014-02-28 2017-08-16 日立オートモティブシステムズ株式会社 シリンダ装置
GB2541396A (en) * 2015-08-17 2017-02-22 Titus D O O Dekani Improvements in dampers
CN105370789B (zh) * 2015-12-02 2017-05-31 北京京西重工有限公司 具有液压机械冲程止挡装置的液压悬挂阻尼器
KR102471852B1 (ko) * 2018-05-16 2022-11-28 히다치 아스테모 가부시키가이샤 실린더 장치
DE102019213913A1 (de) * 2019-09-12 2021-03-18 Thyssenkrupp Ag Hydraulischer Schwingungsdämpfer mit einem Zug- und einem Druckanschlag
KR20230021339A (ko) * 2021-08-05 2023-02-14 에이치엘만도 주식회사 유압 스토핑 댐퍼

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274517A (en) 1978-04-01 1981-06-23 Tokico, Ltd. Hydraulic shock absorber
US5501438A (en) 1993-08-14 1996-03-26 Fichtel & Sachs Ag Motor vehicle vibration damper
JP2015017628A (ja) 2013-07-09 2015-01-29 カヤバ工業株式会社 緩衝器

Also Published As

Publication number Publication date
WO2020261942A1 (ja) 2020-12-30
DE112020002757T5 (de) 2022-02-24
JP7113143B2 (ja) 2022-08-04
US20220260130A1 (en) 2022-08-18
US12013011B2 (en) 2024-06-18
JPWO2020261942A1 (https=) 2020-12-30
CN114072295A (zh) 2022-02-18
KR20220011719A (ko) 2022-01-28

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