ES371121A1 - Perfeccionamientos en la construccion de maquinas de obras publicas. - Google Patents

Perfeccionamientos en la construccion de maquinas de obras publicas.

Info

Publication number
ES371121A1
ES371121A1 ES371121A ES371121A ES371121A1 ES 371121 A1 ES371121 A1 ES 371121A1 ES 371121 A ES371121 A ES 371121A ES 371121 A ES371121 A ES 371121A ES 371121 A1 ES371121 A1 ES 371121A1
Authority
ES
Spain
Prior art keywords
arms
earthworking machine
earthworking
quadrilateral
jib
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
ES371121A
Other languages
English (en)
Spanish (es)
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.)
Poclain SA
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 ES371121A1 publication Critical patent/ES371121A1/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
    • E02F3/28—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
    • E02F3/30—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom
    • E02F3/307—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom the boom and the dipper-arm being connected so as to permit relative movement in more than one plane

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Jib Cranes (AREA)
  • Earth Drilling (AREA)
ES371121A 1968-09-05 1969-09-02 Perfeccionamientos en la construccion de maquinas de obras publicas. Expired ES371121A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR165170 1968-09-05

Publications (1)

Publication Number Publication Date
ES371121A1 true ES371121A1 (es) 1971-08-16

Family

ID=8654269

Family Applications (1)

Application Number Title Priority Date Filing Date
ES371121A Expired ES371121A1 (es) 1968-09-05 1969-09-02 Perfeccionamientos en la construccion de maquinas de obras publicas.

Country Status (6)

Country Link
US (1) US3580406A (fr)
BE (1) BE771445Q (fr)
DE (1) DE1943382A1 (fr)
ES (1) ES371121A1 (fr)
FR (1) FR1587704A (fr)
GB (1) GB1274102A (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3010590A (en) * 1959-11-19 1961-11-28 Robert G Troth Hydraulic fork
US3224608A (en) * 1963-01-15 1965-12-21 Universal Marion Corp Earth working and materials handling machine

Also Published As

Publication number Publication date
BE771445Q (fr) 1971-12-31
US3580406A (en) 1971-05-25
GB1274102A (en) 1972-05-10
DE1943382A1 (de) 1970-03-12
FR1587704A (fr) 1970-03-27

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