JPH0268203U - - Google Patents

Info

Publication number
JPH0268203U
JPH0268203U JP1988148665U JP14866588U JPH0268203U JP H0268203 U JPH0268203 U JP H0268203U JP 1988148665 U JP1988148665 U JP 1988148665U JP 14866588 U JP14866588 U JP 14866588U JP H0268203 U JPH0268203 U JP H0268203U
Authority
JP
Japan
Prior art keywords
cylinder
valve
flow paths
extension
check valve
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
Application number
JP1988148665U
Other languages
English (en)
Other versions
JPH0452087Y2 (ja
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 filed Critical
Priority to JP1988148665U priority Critical patent/JPH0452087Y2/ja
Priority to KR2019890016783U priority patent/KR930007055Y1/ko
Publication of JPH0268203U publication Critical patent/JPH0268203U/ja
Priority to US07/668,719 priority patent/US5117950A/en
Application granted granted Critical
Publication of JPH0452087Y2 publication Critical patent/JPH0452087Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G7/00—Pivoted suspension arms; Accessories thereof
    • B60G7/04—Buffer means for limiting movement of arms
    • 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
    • B60G17/005—Suspension locking arrangements
    • 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
    • B60G17/02—Spring characteristics, e.g. mechanical springs and mechanical adjusting means
    • B60G17/04—Spring characteristics, e.g. mechanical springs and mechanical adjusting means fluid spring characteristics
    • B60G17/056—Regulating distributors or valves for hydropneumatic systems
    • 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
    • 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
    • B60G2202/40—Type of actuator
    • B60G2202/41—Fluid actuator
    • B60G2202/413—Hydraulic actuator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2300/00—Indexing codes relating to the type of vehicle
    • B60G2300/06—Cranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/10—Damping action or damper

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)
  • Check Valves (AREA)

Description

【図面の簡単な説明】
第１図は本考案の実施例を示す油圧回路構成図
、第２図は従来装置を示す油圧回路構成図、第３
図はサスペンシヨンシリンダを備えたホイール式
クレーンの概略正面図である。 ４…サスペンシヨンシリンダ、５…切換弁、１
７…ダブルオペレートチエツク弁、１８，１９…
同チエツク弁の両側流路、２０，２１…同弁体、
２３…バイパス弁。

Claims (1)

    【実用新案登録請求の範囲】
  1. キヤリアフレームと車軸との間にサスペンシヨ
    ンシリンダが設けられ、このサスペンシヨンシリ
    ンダと、同シリンダを制御する切換弁との間にダ
    ブルオペレートチエツク弁が設けられ、このダブ
    ルオペレートチエツク弁は、サスペンシヨンシリ
    ンダの伸長側油室に通じる伸長側流路と同縮小側
    油室に通じる縮小側流路とを有するとともに、こ
    の両流路が同時に閉じるシリンダロツク位置と両
    流路が同時に開くシリンダ伸縮位置とを作動位置
    として備え、かつ、上記切換弁は、上記ダブルオ
    ペレートチエツク弁の両流路を連通させる位置を
    有するホイール式クレーンにおいて、上記ダブル
    オペレートチエツク弁に、同弁が上記シリンダ伸
    縮位置にある状態で両流路を短絡させるバイパス
    弁が設けられてなることを特徴とするホイール式
    クレーンにおけるサスペンシヨンシリンダの制御
    装置。
JP1988148665U 1988-11-14 1988-11-14 Expired JPH0452087Y2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1988148665U JPH0452087Y2 (ja) 1988-11-14 1988-11-14
KR2019890016783U KR930007055Y1 (ko) 1988-11-14 1989-11-14 휠식 기중기에 있어서의 서스펜션 실린더의 제어장치
US07/668,719 US5117950A (en) 1988-11-14 1991-03-13 Hydraulic shock absorber controller for a wheel crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988148665U JPH0452087Y2 (ja) 1988-11-14 1988-11-14

Publications (2)

Publication Number Publication Date
JPH0268203U true JPH0268203U (ja) 1990-05-23
JPH0452087Y2 JPH0452087Y2 (ja) 1992-12-08

Family

ID=15457881

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988148665U Expired JPH0452087Y2 (ja) 1988-11-14 1988-11-14

Country Status (3)

Country Link
US (1) US5117950A (ja)
JP (1) JPH0452087Y2 (ja)
KR (1) KR930007055Y1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000033811A (ja) * 1998-05-11 2000-02-02 Kayaba Ind Co Ltd サスペンション装置
JP2000233624A (ja) * 1999-02-15 2000-08-29 Hitachi Constr Mach Co Ltd サスペンション装置を有するホイールショベル
US6820877B1 (en) 1999-02-09 2004-11-23 Hitachi Construction Machinery Co., Ltd. Wheeled type working vehicle

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5351601A (en) * 1992-05-04 1994-10-04 Control Concepts, Inc. Hydraulic control system
DE19511522C1 (de) * 1995-03-29 1996-07-18 Fluidtech Gmbh Rastschaltvorrichtung
US6308973B1 (en) 1999-02-10 2001-10-30 Link-Belt Construction Equipment Company, L.P., Lllp Suspension system with axle oscillation circuit
US20090229935A1 (en) * 2007-01-03 2009-09-17 Stabilus Gmbh Continuously Blockable Locking Device
DE102009020951B4 (de) * 2008-05-28 2012-07-12 Stabilus Gmbh Stufenlos blockierbare Feststellvorrichtung
CN102039791B (zh) * 2010-06-13 2012-07-25 中联重科股份有限公司 车身倾角调整单元、油气悬架机构以及流动式起重机
WO2014153730A1 (en) * 2013-03-27 2014-10-02 Beijingwest Industries Co., Ltd. Hydraulic suspension system
EP2899153B1 (en) * 2014-01-23 2016-11-16 Iveco Magirus Ag Utility vehicle with jacking system and stabilization means
GB201501893D0 (en) * 2015-02-05 2015-03-25 Blagdon Actuation Res Ltd Active suspension systems

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19469C (de) * A. ENGEL in Berlin Neuerungen an Wagen für Spurbahnen und gewöhnliche Strafsen
US2530286A (en) * 1948-01-28 1950-11-14 John G Catranis Foot control for artificial legs
FR2360801A1 (fr) * 1976-04-30 1978-03-03 Ppm Sa Dispositif de controle de la mise en communication de deux enceintes et suspension de vehicule en faisant application
JPS5594003A (en) * 1979-01-09 1980-07-17 Caterpillar Mitsubishi Ltd Selecting device for hydraulic cylinder
JPS60176807A (ja) * 1984-02-23 1985-09-10 Nissan Motor Co Ltd 油圧制御式サスペンシヨン装置
JPS6321115A (ja) * 1986-07-15 1988-01-28 Hitachi Chem Co Ltd ポリイミドフイルムの製造方法
US4779418A (en) * 1987-02-17 1988-10-25 M-B-W Inc. Remote control system for a soil compactor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000033811A (ja) * 1998-05-11 2000-02-02 Kayaba Ind Co Ltd サスペンション装置
US6820877B1 (en) 1999-02-09 2004-11-23 Hitachi Construction Machinery Co., Ltd. Wheeled type working vehicle
US7104548B2 (en) 1999-02-09 2006-09-12 Hitachi Construction Machinery Co., Ltd. Wheeled type working vehicle
JP2000233624A (ja) * 1999-02-15 2000-08-29 Hitachi Constr Mach Co Ltd サスペンション装置を有するホイールショベル

Also Published As

Publication number Publication date
JPH0452087Y2 (ja) 1992-12-08
KR900009972U (ko) 1990-06-01
KR930007055Y1 (ko) 1993-10-11
US5117950A (en) 1992-06-02

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