DE3200817A1 - System und verfahren zur hoehensteuerung einer auslegerhebevorrichtung - Google Patents

System und verfahren zur hoehensteuerung einer auslegerhebevorrichtung

Info

Publication number
DE3200817A1
DE3200817A1 DE19823200817 DE3200817A DE3200817A1 DE 3200817 A1 DE3200817 A1 DE 3200817A1 DE 19823200817 DE19823200817 DE 19823200817 DE 3200817 A DE3200817 A DE 3200817A DE 3200817 A1 DE3200817 A1 DE 3200817A1
Authority
DE
Germany
Prior art keywords
fluid
valve
cylinder unit
lifting
flow
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.)
Withdrawn
Application number
DE19823200817
Other languages
German (de)
English (en)
Inventor
William Joseph 44904 Ohio Askins
Donald Gale 44833 Ohio Braden
John Frederick 44906 Ohio Krueck
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.)
Dresser Industries Inc
Original Assignee
Dresser Industries Inc
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 Dresser Industries Inc filed Critical Dresser Industries Inc
Publication of DE3200817A1 publication Critical patent/DE3200817A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/422—Drive systems for bucket-arms, front-end loaders, dumpers or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/82—Luffing gear

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Operation Control Of Excavators (AREA)
  • Jib Cranes (AREA)
  • Fluid-Pressure Circuits (AREA)
DE19823200817 1981-01-09 1982-01-11 System und verfahren zur hoehensteuerung einer auslegerhebevorrichtung Withdrawn DE3200817A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/223,870 US4367673A (en) 1981-01-09 1981-01-09 System and method for controlling the elevation of a boom hoist device

Publications (1)

Publication Number Publication Date
DE3200817A1 true DE3200817A1 (de) 1982-07-29

Family

ID=22838301

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823200817 Withdrawn DE3200817A1 (de) 1981-01-09 1982-01-11 System und verfahren zur hoehensteuerung einer auslegerhebevorrichtung

Country Status (11)

Country Link
US (1) US4367673A (enExample)
AU (1) AU7888781A (enExample)
BE (1) BE891719A (enExample)
BR (1) BR8200089A (enExample)
CA (1) CA1171759A (enExample)
DE (1) DE3200817A1 (enExample)
FR (1) FR2497784A1 (enExample)
GB (1) GB2090811A (enExample)
GR (1) GR75900B (enExample)
NL (1) NL8200055A (enExample)
ZA (1) ZA8213B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT398068B (de) * 1990-07-09 1994-09-26 Bauer & Co Gmbh Reform Werke Umsteuerbare hydraulikanlage

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3216580A1 (de) * 1981-05-07 1983-02-24 Hiab-Foco AB, 82401 Hudiksvall Lasthalte- und senkbremsventil
US4522109A (en) * 1983-11-21 1985-06-11 J. I. Case Company Leak-detecting hydraulic system
US5116188A (en) * 1987-09-16 1992-05-26 Kabushiki Kaisha Kobe Seiko Sho Vibration suppressing device for wheeled construction equipment
JPH0662269B2 (ja) * 1989-04-21 1994-08-17 株式会社神戸製鋼所 移動式クレーンの変位抑制装置
JPH0662268B2 (ja) * 1989-04-21 1994-08-17 株式会社神戸製鋼所 移動式クレーンの変位抑制装置
JPH0639317B2 (ja) * 1989-09-09 1994-05-25 株式会社神戸製鋼所 移動式クレーンの変位抑制機構
JPH0815998B2 (ja) * 1989-10-14 1996-02-21 株式会社神戸製鋼所 ホイール式クレーンの振動抑制装置
DE9417904U1 (de) * 1994-11-08 1995-08-03 Ec Engineering + Consulting Spezialmaschinen Gmbh, 89079 Ulm Teleskopausleger
SE510463C2 (sv) * 1996-11-26 1999-05-25 Pos Line Ab Förfarande och anordning för att eliminera kolvstångsrusning vid start av pneumatisk motor
GB2365407B (en) 2000-05-25 2003-10-08 Bamford Excavators Ltd Hydraulic system for wheeled loader
SE526720C2 (sv) * 2003-05-28 2005-10-25 Volvo Constr Equip Holding Se System och förfarande för förflyttning av ett redskap hos ett fordon
DE10336684A1 (de) * 2003-08-09 2005-03-03 Deere & Company, Moline Hydraulische Steueranordnung für eine mobile Arbeitsmaschine
DE102004012362A1 (de) * 2004-03-13 2005-09-22 Deere & Company, Moline Hydraulische Anordnung
CN103112382B (zh) * 2013-03-19 2015-08-26 三一矿机有限公司 一种防拔缸控制装置及矿用自卸车
CN109292643B (zh) * 2018-10-30 2020-07-31 广东南桂起重机械有限公司 一种全自动智能立体仓储起重机
CN115744632B (zh) * 2022-10-27 2025-12-02 湖南三一中型起重机械有限公司 起重机液压控制系统和起重机

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2328980A (en) * 1942-05-16 1943-09-07 Vickers Inc Power transmission
US3033168A (en) * 1960-10-31 1962-05-08 New York Air Brake Co Hydraulic mechanism
US3381587A (en) * 1965-09-10 1968-05-07 Deere & Co Hydraulic control system
US3523490A (en) * 1968-03-28 1970-08-11 Caterpillar Tractor Co Anti-cavitation mechanism for fluid driven systems
US3650425A (en) * 1970-06-12 1972-03-21 Sperry Rand Corp Bucket loader control system
US3887160A (en) * 1970-09-18 1975-06-03 Sperry Rand Australia Ltd Fluid operated actuator for movable members
US3788401A (en) * 1972-07-17 1974-01-29 Caterpillar Tractor Co Hydraulic circuit with valve to provide semi-float control of a dozer blade
US3908515A (en) * 1973-09-10 1975-09-30 Caterpillar Tractor Co Hydraulic circuit with selectively actuatable float control
US4018350A (en) * 1975-03-17 1977-04-19 Pettibone Corporation Hydraulic cyliner systems with safeguarded float action
US4034815A (en) * 1975-03-20 1977-07-12 Caterpillar Tractor Co. Blade lift float circuit for motor graders
US4024796A (en) * 1975-09-24 1977-05-24 Caterpillar Tractor Co. Float control electrical circuit for a blade
US4039085A (en) * 1976-06-10 1977-08-02 Koehring Company Crane with a pivoted boom and a float valve therefor
US4165675A (en) * 1977-04-07 1979-08-28 Caterpillar Tractor Co. Load check valve cylinder mounted
US4167892A (en) * 1977-04-07 1979-09-18 Caterpillar Tractor Co. Load check with mechanical venting means

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT398068B (de) * 1990-07-09 1994-09-26 Bauer & Co Gmbh Reform Werke Umsteuerbare hydraulikanlage

Also Published As

Publication number Publication date
AU7888781A (en) 1982-07-15
CA1171759A (en) 1984-07-31
ZA8213B (en) 1982-11-24
US4367673A (en) 1983-01-11
GB2090811A (en) 1982-07-21
FR2497784A1 (fr) 1982-07-16
BE891719A (fr) 1982-04-30
NL8200055A (nl) 1982-08-02
BR8200089A (pt) 1982-11-03
GR75900B (enExample) 1984-08-02

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Legal Events

Date Code Title Description
8130 Withdrawal