BR7401504D0 - Aparelho de elevacao para maquinas de trabalho em terra - Google Patents

Aparelho de elevacao para maquinas de trabalho em terra

Info

Publication number
BR7401504D0
BR7401504D0 BR1504/74A BR150474A BR7401504D0 BR 7401504 D0 BR7401504 D0 BR 7401504D0 BR 1504/74 A BR1504/74 A BR 1504/74A BR 150474 A BR150474 A BR 150474A BR 7401504 D0 BR7401504 D0 BR 7401504D0
Authority
BR
Brazil
Prior art keywords
lifting equipment
working machines
earth working
earth
machines
Prior art date
Application number
BR1504/74A
Other languages
English (en)
Inventor
B Bourges
Original Assignee
Poclain Sa
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 Poclain Sa filed Critical Poclain Sa
Publication of BR7401504D0 publication Critical patent/BR7401504D0/pt

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
    • E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
    • E02F3/435—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like
    • E02F3/436—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like for keeping the dipper in the horizontal position, e.g. self-levelling
    • 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
    • E02F3/432—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like for keeping the bucket in a predetermined position or attitude
    • E02F3/433—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like for keeping the bucket in a predetermined position or attitude horizontal, e.g. self-levelling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Operation Control Of Excavators (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Forklifts And Lifting Vehicles (AREA)
BR1504/74A 1973-03-09 1974-03-01 Aparelho de elevacao para maquinas de trabalho em terra BR7401504D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7308621A FR2220630B1 (pt) 1973-03-09 1973-03-09

Publications (1)

Publication Number Publication Date
BR7401504D0 true BR7401504D0 (pt) 1974-12-03

Family

ID=9116092

Family Applications (1)

Application Number Title Priority Date Filing Date
BR1504/74A BR7401504D0 (pt) 1973-03-09 1974-03-01 Aparelho de elevacao para maquinas de trabalho em terra

Country Status (10)

Country Link
US (1) US3905500A (pt)
JP (1) JPS578252B2 (pt)
AR (1) AR202706A1 (pt)
BE (1) BE810335A (pt)
BR (1) BR7401504D0 (pt)
DE (1) DE2411051C2 (pt)
ES (1) ES423718A1 (pt)
FR (1) FR2220630B1 (pt)
GB (1) GB1462073A (pt)
IT (1) IT1009251B (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5819825B2 (ja) * 1975-08-29 1983-04-20 株式会社クボタ シヨベルロ−ダテントウボウシソウチ
JPS5541872Y2 (pt) * 1977-09-19 1980-10-01
FR2472633A1 (fr) * 1979-05-31 1981-07-03 Hitachi Construction Machinery Excavateur a commande hydraulique monte sur un organe de deplacement
US4354797A (en) * 1979-05-31 1982-10-19 Hitachi Construction Machinery Co., Ltd. Front loading hydraulic excavator
US4459079A (en) * 1979-07-23 1984-07-10 Sperry Corporation Unloading auger control system
US4355477A (en) * 1980-03-24 1982-10-26 Aktiebolaget P. E. Holmgren Working machine with improved jib section
US4353289A (en) * 1980-05-29 1982-10-12 Sperry Corporation Power transmission
DE4001681C1 (pt) * 1990-01-22 1990-12-20 Wirth Maschinen- Und Bohrgeraete-Fabrik Gmbh, 5140 Erkelenz, De
DE10000771C2 (de) * 2000-01-11 2003-06-12 Brueninghaus Hydromatik Gmbh Vorrichtung und Verfahren zur Lageregelung für Arbeitseinrichtungen mobiler Arbeitsmaschinen
FR2817574B1 (fr) * 2000-12-04 2003-10-10 Faucheux Ind Soc Dispositif chargeur frontal pour engin porteur
DE10221551A1 (de) * 2002-05-14 2003-12-04 Botschafter Knopff Ilse Steuereinrichtung für ein Arbeitswerkzeug mit einer Parallelführung
US20140271078A1 (en) * 2013-03-15 2014-09-18 Rodney Koch Lift arm structure with an articulated knee portion
MX367688B (es) 2014-05-08 2019-09-02 Quanta Associates Lp Soporte de conductor giratorio.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3035710A (en) * 1958-06-11 1962-05-22 Hydrostahlbau Ges Wiese & Co Hydraulic whip drive for the overhang beam of a crane
FR1303355A (fr) * 1960-10-11 1962-09-07 Massey Ferguson Inc Pelleteuse-chargeuse
US3155252A (en) * 1963-06-07 1964-11-03 Caterpillar Tractor Co Adjustable valve control mechanism for tractor mounted loaders
US3400634A (en) * 1966-10-21 1968-09-10 Caterpillar Tractor Co Vent means for hydraulic circuit
US3429471A (en) * 1967-09-08 1969-02-25 Caterpillar Tractor Co Bucket positioning kick-out controls for bucket loaders
US3522897A (en) * 1968-05-28 1970-08-04 Caterpillar Tractor Co Kickout control for bucket loaders
FR1588568A (pt) * 1968-09-16 1970-04-17
US3568869A (en) * 1969-01-09 1971-03-09 Case Co J I Antirollback mechanism
US3642159A (en) * 1970-08-19 1972-02-15 Massey Ferguson Inc Earthworking vehicle
US3670628A (en) * 1970-09-02 1972-06-20 Caterpillar Tractor Co Kickout valve and circuit

Also Published As

Publication number Publication date
IT1009251B (it) 1976-12-10
BE810335A (fr) 1974-05-16
FR2220630B1 (pt) 1975-08-22
DE2411051C2 (de) 1984-03-01
JPS49120403A (pt) 1974-11-18
FR2220630A1 (pt) 1974-10-04
US3905500A (en) 1975-09-16
GB1462073A (en) 1977-01-19
AR202706A1 (es) 1975-07-15
DE2411051A1 (de) 1974-09-26
ES423718A1 (es) 1976-05-01
JPS578252B2 (pt) 1982-02-16

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