KR102012982B1 - 실린더 장치 - Google Patents

실린더 장치 Download PDF

Info

Publication number
KR102012982B1
KR102012982B1 KR1020130010464A KR20130010464A KR102012982B1 KR 102012982 B1 KR102012982 B1 KR 102012982B1 KR 1020130010464 A KR1020130010464 A KR 1020130010464A KR 20130010464 A KR20130010464 A KR 20130010464A KR 102012982 B1 KR102012982 B1 KR 102012982B1
Authority
KR
South Korea
Prior art keywords
valve
cylinder
protrusion
hole
cylinder device
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
KR1020130010464A
Other languages
English (en)
Korean (ko)
Other versions
KR20130088802A (ko
Inventor
마사히로 아시바
Original Assignee
히다치 오토모티브 시스템즈 가부시키가이샤
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 히다치 오토모티브 시스템즈 가부시키가이샤 filed Critical 히다치 오토모티브 시스템즈 가부시키가이샤
Publication of KR20130088802A publication Critical patent/KR20130088802A/ko
Application granted granted Critical
Publication of KR102012982B1 publication Critical patent/KR102012982B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F16F9/32—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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J10/00—Engine or like cylinders; Features of hollow, e.g. cylindrical, bodies in general
    • F16J10/02—Cylinders designed to receive moving pistons or plungers
    • 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
    • F16F9/3484—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 of the annular discs per se, singularly or in combination

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Fluid-Damping Devices (AREA)
KR1020130010464A 2012-01-31 2013-01-30 실린더 장치 Active KR102012982B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2012-019174 2012-01-31
JP2012019174A JP5923323B2 (ja) 2012-01-31 2012-01-31 シリンダ装置

Publications (2)

Publication Number Publication Date
KR20130088802A KR20130088802A (ko) 2013-08-08
KR102012982B1 true KR102012982B1 (ko) 2019-08-21

Family

ID=48783935

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020130010464A Active KR102012982B1 (ko) 2012-01-31 2013-01-30 실린더 장치

Country Status (6)

Country Link
US (1) US9052015B2 (https=)
JP (1) JP5923323B2 (https=)
KR (1) KR102012982B1 (https=)
CN (1) CN103225664B (https=)
CZ (1) CZ201348A3 (https=)
DE (1) DE102013201279B4 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5787961B2 (ja) * 2013-10-31 2015-09-30 日立オートモティブシステムズ株式会社 緩衝器
JP6322331B2 (ja) * 2014-07-25 2018-05-09 ヒタチ オートモティブ システムズ アメリカズ インコーポレイテッドＨｉｔａｃｈｉ Ａｕｔｏｍｏｔｉｖｅ Ｓｙｓｔｅｍｓ Ａｍｅｒｉｃａｓ Ｉｎｃ． ショックアブソーバ
JP6625000B2 (ja) * 2016-03-31 2019-12-25 株式会社ショーワ 圧力緩衝装置
DE102016213328B4 (de) * 2016-07-21 2020-06-18 Zf Friedrichshafen Ag Dämpfventil mit richtungsabhängigem Voröffnungsquerschnitt für einen Schwingungsdämpfer
JP6339716B1 (ja) 2017-03-09 2018-06-06 株式会社ショーワ 圧力緩衝装置
TWI645811B (zh) * 2017-11-06 2019-01-01 川湖科技股份有限公司 可活動傢俱件及其緩衝裝置
DE102017221122B4 (de) * 2017-11-27 2021-03-18 Zf Friedrichshafen Ag Dämpfventil für einen Schwingungsdämpfer
JP7223956B2 (ja) * 2018-08-31 2023-02-17 パナソニックＩｐマネジメント株式会社 超音波流量計
JP2022010514A (ja) * 2020-06-29 2022-01-17 日立Astemo株式会社 緩衝器および緩衝器の製造方法
DE102021203895B4 (de) * 2021-04-20 2024-11-14 Zf Friedrichshafen Ag Schwingungsdämpfer mit einem hydraulischen Druckanschlag

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7048099B2 (en) 2003-01-08 2006-05-23 Showa Corporation Bottom valve apparatus of hydraulic shock absorber
JP2011080563A (ja) 2009-10-08 2011-04-21 Showa Corp 油圧緩衝器用ピストン

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2726737A (en) * 1947-01-08 1955-12-13 Houdaille Hershey Corp Telescopic shock absorber foot valve structures
BE631369A (https=) * 1962-04-26 1900-01-01
US3321051A (en) * 1966-06-24 1967-05-23 Oldberg Mfg Company Shock absorber
GB1365306A (en) * 1970-09-08 1974-08-29 Girling Ltd Fluid flow control valves
US3845782A (en) * 1970-12-14 1974-11-05 Girling Ltd Flow control valve for hydraulic damper and the like
FR2236130A1 (en) * 1973-07-03 1975-01-31 Girling Ltd Control valve for vehicle shock absorber - spring washer lifts from annular seats to control two way flow
JPS6440731A (en) 1987-08-04 1989-02-13 Atsugi Motor Parts Co Ltd Valve construction of liquid pressure buffer
US4809829A (en) * 1987-12-08 1989-03-07 Maremont Corporation Vehicular shock absorber and piston comfort valving
DE3840302C2 (de) * 1988-11-30 1999-06-10 Mannesmann Sachs Ag Geräuscharmes Dämpfventil
JP2950964B2 (ja) * 1990-10-09 1999-09-20 カヤバ工業株式会社 油圧緩衝器
JP3455808B2 (ja) * 1994-12-19 2003-10-14 カヤバ工業株式会社 ノンリタンバルブ構造
DE10207506A1 (de) * 2002-02-22 2003-09-04 Volkswagen Ag Dämpferventil mit Voröffnungsfunktion
DE10351357B3 (de) * 2003-11-04 2005-02-24 Zf Friedrichshafen Ag Dämpfventil mit richtungsabhängig schaltbaren Querschnitt
US8342303B2 (en) * 2006-07-28 2013-01-01 Hitachi, Ltd. Valve apparatus
JP4751955B1 (ja) 2010-07-09 2011-08-17 富士フイルム株式会社 有機電界発光素子

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7048099B2 (en) 2003-01-08 2006-05-23 Showa Corporation Bottom valve apparatus of hydraulic shock absorber
JP2011080563A (ja) 2009-10-08 2011-04-21 Showa Corp 油圧緩衝器用ピストン

Also Published As

Publication number Publication date
JP2013155858A (ja) 2013-08-15
CN103225664B (zh) 2017-04-26
JP5923323B2 (ja) 2016-05-24
DE102013201279B4 (de) 2025-02-06
CN103225664A (zh) 2013-07-31
US9052015B2 (en) 2015-06-09
CZ201348A3 (cs) 2014-04-09
DE102013201279A1 (de) 2013-08-01
US20130192457A1 (en) 2013-08-01
KR20130088802A (ko) 2013-08-08

Similar Documents

Publication Publication Date Title
KR102012982B1 (ko) 실린더 장치
KR101850337B1 (ko) 완충기
US7954609B2 (en) Damping force generating mechanism for shock absorber
JP6838220B2 (ja) 緩衝器
US9194455B2 (en) Shock absorber
KR102296116B1 (ko) 완충기
JP6942185B2 (ja) 緩衝器およびその製造方法
KR102107858B1 (ko) 실린더 장치
US11906014B2 (en) Assembly, shock absorber, and method for manufacturing assembly
US20250189009A1 (en) Shock absorber
JP2020034068A (ja) 流体圧緩衝器
EP1906048B1 (en) Damping force generating mechanism for shock absorber
EP3333446B1 (en) Valve structure for buffer
JP2010169258A (ja) 緩衝器
EP1906047B1 (en) Damping force generating mechanism for shock absorber
JP7653894B2 (ja) 緩衝器
JP2007198515A (ja) ピストン
JP6789004B2 (ja) 緩衝器
US20250383004A1 (en) Damping force generation mechanism
JP7814532B2 (ja) ショックアブソーバおよびショックアブソーバの製造方法
JP2013204779A (ja) 緩衝器
JP2020159391A (ja) 緩衝器
JP2025183079A (ja) 緩衝器
WO2026079343A1 (ja) シリンダ装置
JP2024164357A (ja) 減衰バルブおよび緩衝器

Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 20130130

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20171208

Comment text: Request for Examination of Application

Patent event code: PA02011R01I

Patent event date: 20130130

Comment text: Patent Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20190211

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20190514

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20190814

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20190814

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
FPAY Annual fee payment

Payment date: 20220720

Year of fee payment: 4

PR1001 Payment of annual fee

Payment date: 20220720

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20230705

Start annual number: 5

End annual number: 5