BE810481A - Engin de travaux publics muni d'un dispositif perfectionne de reglage de la position de son equipement de travail - Google Patents

Engin de travaux publics muni d'un dispositif perfectionne de reglage de la position de son equipement de travail

Info

Publication number
BE810481A
BE810481A BE2053399A BE2053399A BE810481A BE 810481 A BE810481 A BE 810481A BE 2053399 A BE2053399 A BE 2053399A BE 2053399 A BE2053399 A BE 2053399A BE 810481 A BE810481 A BE 810481A
Authority
BE
Belgium
Prior art keywords
equipment
adjusting
public works
perfected device
work
Prior art date
Application number
BE2053399A
Other languages
English (en)
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
Publication of BE810481A publication Critical patent/BE810481A/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2292—Systems with two or more pumps
    • 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
    • E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
    • E02F3/431—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like
    • E02F3/434—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like providing automatic sequences of movements, e.g. automatic dumping or loading, automatic return-to-dig
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2239—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Motor Power Transmission Devices (AREA)
BE2053399A 1973-02-09 1974-02-01 Engin de travaux publics muni d'un dispositif perfectionne de reglage de la position de son equipement de travail BE810481A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7304754A FR2217487B1 (fr) 1973-02-09 1973-02-09

Publications (1)

Publication Number Publication Date
BE810481A true BE810481A (fr) 1974-08-01

Family

ID=9114639

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2053399A BE810481A (fr) 1973-02-09 1974-02-01 Engin de travaux publics muni d'un dispositif perfectionne de reglage de la position de son equipement de travail

Country Status (8)

Country Link
US (1) US3905501A (fr)
JP (1) JPS578251B2 (fr)
AR (1) AR201756A1 (fr)
BE (1) BE810481A (fr)
DE (1) DE2405942A1 (fr)
FR (1) FR2217487B1 (fr)
GB (1) GB1449961A (fr)
IT (1) IT1004900B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2812434A1 (de) * 1977-04-07 1978-10-12 Secmafer Buchelay Sa Zugmaschine zum bewegen von grossraumflugzeugen auf flugplaetzen
US4353289A (en) * 1980-05-29 1982-10-12 Sperry Corporation Power transmission
JPS61261507A (ja) * 1985-05-15 1986-11-19 株式会社イナックス 吸音構造及び吸音壁構成用ブロツク
US4776751A (en) * 1987-08-19 1988-10-11 Deere & Company Crowd control system for a loader
US4984989A (en) * 1989-09-07 1991-01-15 Milwaukee School Of Engineering Fluid power demonstration facility
US7356397B2 (en) * 2004-06-15 2008-04-08 Deere & Company Crowd control system for a loader
US8543245B2 (en) * 2009-11-20 2013-09-24 Halliburton Energy Services, Inc. Systems and methods for specifying an operational parameter for a pumping system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3542228A (en) * 1968-03-08 1970-11-24 Case Co J I Hydrostatic control device for loader tractor
US3583585A (en) * 1969-06-10 1971-06-08 Tyrone Hydraulics Hydraulic control system for a backhoe
FR2140722A5 (fr) * 1971-03-22 1973-01-19 Poclain Sa

Also Published As

Publication number Publication date
JPS49112401A (fr) 1974-10-26
AR201756A1 (es) 1975-04-15
FR2217487A1 (fr) 1974-09-06
US3905501A (en) 1975-09-16
FR2217487B1 (fr) 1975-03-07
GB1449961A (en) 1976-09-15
IT1004900B (it) 1976-07-20
DE2405942A1 (de) 1974-08-15
JPS578251B2 (fr) 1982-02-16

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