IT1017401B - REVOLVING ARM DEVICE FOR PERFECTED PULLING - Google Patents

REVOLVING ARM DEVICE FOR PERFECTED PULLING

Info

Publication number
IT1017401B
IT1017401B IT2550774A IT2550774A IT1017401B IT 1017401 B IT1017401 B IT 1017401B IT 2550774 A IT2550774 A IT 2550774A IT 2550774 A IT2550774 A IT 2550774A IT 1017401 B IT1017401 B IT 1017401B
Authority
IT
Italy
Prior art keywords
perfected
pulling
arm device
revolving arm
revolving
Prior art date
Application number
IT2550774A
Other languages
Italian (it)
Inventor
Y Coeurderoy
Original Assignee
Poclai 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 Poclai Sa filed Critical Poclai Sa
Application granted granted Critical
Publication of IT1017401B publication Critical patent/IT1017401B/en

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
    • E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Jib Cranes (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Operation Control Of Excavators (AREA)
IT2550774A 1973-07-24 1974-07-23 REVOLVING ARM DEVICE FOR PERFECTED PULLING IT1017401B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7327088A FR2238811B1 (en) 1973-07-24 1973-07-24

Publications (1)

Publication Number Publication Date
IT1017401B true IT1017401B (en) 1977-07-20

Family

ID=9123043

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2550774A IT1017401B (en) 1973-07-24 1974-07-23 REVOLVING ARM DEVICE FOR PERFECTED PULLING

Country Status (9)

Country Link
JP (1) JPS5063704A (en)
AR (1) AR210062A1 (en)
BE (1) BE817339A (en)
BR (1) BR7406104D0 (en)
DE (1) DE2435676A1 (en)
ES (1) ES428497A1 (en)
FR (1) FR2238811B1 (en)
GB (1) GB1432124A (en)
IT (1) IT1017401B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5438305U (en) * 1977-08-23 1979-03-13
JPS5438303U (en) * 1977-08-23 1979-03-13
JPS5439091U (en) * 1977-08-23 1979-03-14
JPS60126550U (en) * 1984-01-30 1985-08-26 日立建機株式会社 Hydraulic excavator hydraulic circuit
NO317269B1 (en) * 2002-01-11 2004-09-27 Per Jorgen Myhre Ferukarbotran
DE102004032868A1 (en) 2004-07-07 2006-02-09 Liebherr-Hydraulikbagger Gmbh Excavator and machine for material handling
JP2008019680A (en) * 2006-07-14 2008-01-31 Shin Caterpillar Mitsubishi Ltd Mechanism for assisting operation of boom for working machine
JP4753309B2 (en) * 2006-08-21 2011-08-24 キャタピラー エス エー アール エル Work machine
JP5090148B2 (en) * 2007-12-11 2012-12-05 住友重機械工業株式会社 Construction machinery
DE102008018451A1 (en) 2008-04-04 2010-02-04 Thomas Sauer Hydraulic excavator, particularly load lifting machine, has longitudinal load-supporting vehicle frame, which ends in its rear end with counterweight in revolving structure and receiving support in its front end
DE102010023435A1 (en) 2010-06-11 2011-12-15 Toni Kiesel Method for controlling a hydraulically movable arm of a working device and a working device
DE102010032415A1 (en) * 2010-07-27 2012-02-02 Hydac Technology Gmbh Apparatus for recovering energy
WO2014017958A1 (en) * 2012-07-26 2014-01-30 Volvo Construction Equipment Ab Balanced linkage
FI127128B (en) 2017-01-25 2017-11-30 Mantsinen Group Ltd Oy Bomsammansättning
CN112681418A (en) * 2021-01-13 2021-04-20 长沙理工大学 Excavator operating device embeds perpendicular distributing type hydraulic pressure energy memory

Also Published As

Publication number Publication date
FR2238811A1 (en) 1975-02-21
AR210062A1 (en) 1977-06-30
GB1432124A (en) 1976-04-14
DE2435676A1 (en) 1975-02-06
BE817339A (en) 1974-11-04
FR2238811B1 (en) 1976-11-12
JPS5063704A (en) 1975-05-30
BR7406104D0 (en) 1975-05-06
ES428497A1 (en) 1976-08-16

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