IT1009251B - Macchina per movimenti di terra con dispositivo di sicurezza contro fal se manovre - Google Patents

Macchina per movimenti di terra con dispositivo di sicurezza contro fal se manovre

Info

Publication number
IT1009251B
IT1009251B IT67663/74A IT6766374A IT1009251B IT 1009251 B IT1009251 B IT 1009251B IT 67663/74 A IT67663/74 A IT 67663/74A IT 6766374 A IT6766374 A IT 6766374A IT 1009251 B IT1009251 B IT 1009251B
Authority
IT
Italy
Prior art keywords
safety device
device against
moving machine
earth moving
against false
Prior art date
Application number
IT67663/74A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT1009251B publication Critical patent/IT1009251B/it

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)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Operation Control Of Excavators (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Forklifts And Lifting Vehicles (AREA)
IT67663/74A 1973-03-09 1974-03-08 Macchina per movimenti di terra con dispositivo di sicurezza contro fal se manovre IT1009251B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT1009251B true IT1009251B (it) 1976-12-10

Family

ID=9116092

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67663/74A IT1009251B (it) 1973-03-09 1974-03-08 Macchina per movimenti di terra con dispositivo di sicurezza contro fal se manovre

Country Status (10)

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

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 (es) * 1977-09-19 1980-10-01
US4354797A (en) * 1979-05-31 1982-10-19 Hitachi Construction Machinery Co., Ltd. Front loading hydraulic excavator
FR2472633A1 (fr) * 1979-05-31 1981-07-03 Hitachi Construction Machinery Excavateur a commande hydraulique monte sur un organe de deplacement
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 (es) * 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
WO2014149125A1 (en) * 2013-03-15 2014-09-25 Rodney Koch Lift arm structure with an articulated knee portion for a power machine
ES2748002T3 (es) 2014-05-08 2020-03-12 Quanta Associates Lp Soporte de conductor de rotación

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 (es) * 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
FR2220630B1 (es) 1975-08-22
JPS578252B2 (es) 1982-02-16
FR2220630A1 (es) 1974-10-04
ES423718A1 (es) 1976-05-01
DE2411051C2 (de) 1984-03-01
BR7401504D0 (pt) 1974-12-03
AR202706A1 (es) 1975-07-15
US3905500A (en) 1975-09-16
JPS49120403A (es) 1974-11-18
DE2411051A1 (de) 1974-09-26
GB1462073A (en) 1977-01-19
BE810335A (fr) 1974-05-16

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