GB1237795A - Improvements in or relating to soil-moving apparatus - Google Patents

Improvements in or relating to soil-moving apparatus

Info

Publication number
GB1237795A
GB1237795A GB339969A GB339969A GB1237795A GB 1237795 A GB1237795 A GB 1237795A GB 339969 A GB339969 A GB 339969A GB 339969 A GB339969 A GB 339969A GB 1237795 A GB1237795 A GB 1237795A
Authority
GB
United Kingdom
Prior art keywords
soil
arm
moving apparatus
relating
bucket
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.)
Expired
Application number
GB339969A
Inventor
Peter Prusseit
Hermann Teichmann
Fritz Ackermann
Alfons Drobner
Wolfgang Meissner
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.)
SCHWERMASCHB NOBAS NORDHAUSEN
Original Assignee
SCHWERMASCHB NOBAS NORDHAUSEN
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 SCHWERMASCHB NOBAS NORDHAUSEN filed Critical SCHWERMASCHB NOBAS NORDHAUSEN
Priority to GB339969A priority Critical patent/GB1237795A/en
Publication of GB1237795A publication Critical patent/GB1237795A/en
Expired legal-status Critical Current

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
    • E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
    • E02F9/221—Arrangements for controlling the attitude of actuators, e.g. speed, floating function for generating actuator vibration

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Soil Working Implements (AREA)
  • Shovels (AREA)

Abstract

1,237,795. Scoop-arm machines. SCHWERMASCHINEBAU NOBAS NORDHAUSEN VEB. 21 Jan., 1969, No. 3399/69. Heading E1F. Soil-moving apparatus comprises a bucket 2 pivoted on an arm 1 and a-rocker arm 5 connected to the bucket by an hydraulically operated vibrator 4 and to the arm by an hydraulically operated actuator 3. The actuator 3 and the vibrator 4 may be connected in parallel as shown or in series, Fig. 2 (not shown).
GB339969A 1969-01-21 1969-01-21 Improvements in or relating to soil-moving apparatus Expired GB1237795A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB339969A GB1237795A (en) 1969-01-21 1969-01-21 Improvements in or relating to soil-moving apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB339969A GB1237795A (en) 1969-01-21 1969-01-21 Improvements in or relating to soil-moving apparatus

Publications (1)

Publication Number Publication Date
GB1237795A true GB1237795A (en) 1971-06-30

Family

ID=9757608

Family Applications (1)

Application Number Title Priority Date Filing Date
GB339969A Expired GB1237795A (en) 1969-01-21 1969-01-21 Improvements in or relating to soil-moving apparatus

Country Status (1)

Country Link
GB (1) GB1237795A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2631994A1 (en) * 1988-05-30 1989-12-01 Koehl Jean Marie Improvement to the conditions of use of under-shovel vibrators
EP0345137A1 (en) * 1988-05-30 1989-12-06 Jean-Marie Gérard René Koehl Earth-moving machine for operating earth-moving tools, presenting a shovel arm and provided with a quick-exchange device for the tools
US5195865A (en) * 1988-05-30 1993-03-23 Jean Koehl Rapid interchangeability device for earth-moving devices carrying vibrators

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2631994A1 (en) * 1988-05-30 1989-12-01 Koehl Jean Marie Improvement to the conditions of use of under-shovel vibrators
EP0345137A1 (en) * 1988-05-30 1989-12-06 Jean-Marie Gérard René Koehl Earth-moving machine for operating earth-moving tools, presenting a shovel arm and provided with a quick-exchange device for the tools
FR2647482A2 (en) * 1988-05-30 1990-11-30 Koehl Jean Marie DEVICE FOR RAPID INTERCHANGEABILITY ON EARTHMOVING MACHINES AND ON VIBRATOR UNDER MACHINE AND DEVICE FOR QUICK TAKING ON TOOLS FOR QUICK INTERCHANGEABILITY OF ALL ELEMENTS BETWEEN THEM
US5195865A (en) * 1988-05-30 1993-03-23 Jean Koehl Rapid interchangeability device for earth-moving devices carrying vibrators

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