ES402735A1 - Perfeccionamientos en la construccion de dispositivos para cavar y limpiar zanjas. - Google Patents

Perfeccionamientos en la construccion de dispositivos para cavar y limpiar zanjas.

Info

Publication number
ES402735A1
ES402735A1 ES402735A ES402735A ES402735A1 ES 402735 A1 ES402735 A1 ES 402735A1 ES 402735 A ES402735 A ES 402735A ES 402735 A ES402735 A ES 402735A ES 402735 A1 ES402735 A1 ES 402735A1
Authority
ES
Spain
Prior art keywords
digging
tractor
frame
aforementioned
arm
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
ES402735A
Other languages
English (en)
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.)
Pietro Dondi & Figli
Original Assignee
Pietro Dondi & Figli
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 Pietro Dondi & Figli filed Critical Pietro Dondi & Figli
Publication of ES402735A1 publication Critical patent/ES402735A1/es
Expired legal-status Critical Current

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
    • E02F3/18—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
    • E02F3/20—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels with tools that only loosen the material, i.e. mill-type wheels
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B13/00—Ploughs or like machines for special purposes ; Ditch diggers, trench ploughs, forestry ploughs, ploughs for land or marsh reclamation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Agricultural Machines (AREA)
  • Harvesting Machines For Root Crops (AREA)
ES402735A 1971-05-14 1972-05-13 Perfeccionamientos en la construccion de dispositivos para cavar y limpiar zanjas. Expired ES402735A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT4007471 1971-05-14

Publications (1)

Publication Number Publication Date
ES402735A1 true ES402735A1 (es) 1975-10-16

Family

ID=11247636

Family Applications (1)

Application Number Title Priority Date Filing Date
ES402735A Expired ES402735A1 (es) 1971-05-14 1972-05-13 Perfeccionamientos en la construccion de dispositivos para cavar y limpiar zanjas.

Country Status (6)

Country Link
BE (1) BE783248A (es)
DE (1) DE2222942A1 (es)
ES (1) ES402735A1 (es)
FR (1) FR2137846A1 (es)
GB (1) GB1368344A (es)
NL (1) NL7206469A (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4230372A (en) * 1978-12-04 1980-10-28 H. B. Zachry Company Dual rock cutter wheel trencher
US4542940A (en) * 1978-12-04 1985-09-24 H. B. Zachry Co. Method and apparatus for cutting a trench through rock-like material
US4662684A (en) * 1979-12-13 1987-05-05 H. B. Zachery Corporation Rotary rock and trench cutting saw
FR2542024B1 (fr) * 1983-03-04 1985-07-19 Cerimon Machine a creuser et a curer les fosses
NL179496C (nl) * 1983-12-06 1986-09-16 Mechanisatiebedrijf Jan Smedes Greppelfrees.
GB2173530A (en) * 1985-03-23 1986-10-15 Melvin Manfield Glide Machine for digging or clearing ditches
GB2252343B (en) * 1991-02-01 1995-07-26 Roger Toby Bourgein Trenching machine
FR2690471B1 (fr) * 1992-04-22 1999-01-22 Louis Hardy Cureuse de fosses lineaires.

Also Published As

Publication number Publication date
FR2137846A1 (es) 1972-12-29
DE2222942A1 (de) 1972-12-14
BE783248A (fr) 1972-09-01
NL7206469A (es) 1972-11-16
GB1368344A (en) 1974-09-25

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