CN85108231B - 叉式起重车的液压驱动回路 - Google Patents

叉式起重车的液压驱动回路

Info

Publication number
CN85108231B
CN85108231B CN85108231A CN85108231A CN85108231B CN 85108231 B CN85108231 B CN 85108231B CN 85108231 A CN85108231 A CN 85108231A CN 85108231 A CN85108231 A CN 85108231A CN 85108231 B CN85108231 B CN 85108231B
Authority
CN
China
Prior art keywords
mentioned
valve
chamber
hoist cylinder
fork truck
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.)
Expired
Application number
CN85108231A
Other languages
English (en)
Chinese (zh)
Other versions
CN85108231A (zh
Inventor
竹内敏之
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Industries Corp
Original Assignee
Toyota Industries Corp
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 Toyota Industries Corp filed Critical Toyota Industries Corp
Publication of CN85108231A publication Critical patent/CN85108231A/zh
Publication of CN85108231B publication Critical patent/CN85108231B/zh
Expired legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/20—Means for actuating or controlling masts, platforms, or forks
    • B66F9/22—Hydraulic devices or systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Forklifts And Lifting Vehicles (AREA)
CN85108231A 1984-12-01 1985-11-26 叉式起重车的液压驱动回路 Expired CN85108231B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1984183042U JPS6198798U (enExample) 1984-12-01 1984-12-01
JP183042/84 1984-12-01
JP183042/1984 1984-12-01

Publications (2)

Publication Number Publication Date
CN85108231A CN85108231A (zh) 1986-05-10
CN85108231B true CN85108231B (zh) 1987-11-18

Family

ID=16128719

Family Applications (1)

Application Number Title Priority Date Filing Date
CN85108231A Expired CN85108231B (zh) 1984-12-01 1985-11-26 叉式起重车的液压驱动回路

Country Status (5)

Country Link
US (1) US4716990A (enExample)
JP (1) JPS6198798U (enExample)
CN (1) CN85108231B (enExample)
DE (1) DE3540435A1 (enExample)
FR (1) FR2574060B1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2129092C1 (ru) * 1997-01-22 1999-04-20 Стесин Александр Борисович Гидравлическая система вилочного автопогрузчика
US7344000B2 (en) * 2004-09-23 2008-03-18 Crown Equipment Corporation Electronically controlled valve for a materials handling vehicle
CN103380074B (zh) 2011-02-16 2016-12-07 克朗设备公司 根据升降马达速度估计活动组件的速度的材料搬运车辆

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2349284A (en) * 1942-04-07 1944-05-23 Gerald W Kinzelman Safety device for hydraulic power transmission apparatus
US3127956A (en) * 1954-02-25 1964-04-07 Clark Equipment Co Lift truck
US2868174A (en) * 1957-06-25 1959-01-13 Bendix Aviat Corp Selector valve with snubbing action
US3016046A (en) * 1960-05-05 1962-01-09 Clark Equipment Co Regulator valve
US4023650A (en) * 1975-08-20 1977-05-17 Eaton Corporation Hydraulic systems for two speed lifting
US4192346A (en) * 1976-08-25 1980-03-11 Shoketsu Kinzoku Kogyo Kabushiki Kaisha Control valve
JPS54162353A (en) * 1978-06-13 1979-12-22 Toshiba Corp Hydraulic circuit for driving cargo handling apparatus
JPS5872776A (ja) * 1981-10-26 1983-04-30 Nissan Motor Co Ltd フオ−クリフトのダウンセ−フテイ装置

Also Published As

Publication number Publication date
US4716990A (en) 1988-01-05
FR2574060B1 (fr) 1989-09-15
CN85108231A (zh) 1986-05-10
JPS6198798U (enExample) 1986-06-24
FR2574060A1 (fr) 1986-06-06
DE3540435A1 (de) 1986-06-12

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Legal Events

Date Code Title Description
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
C13 Decision
GR02 Examined patent application
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CX01 Expiry of patent term