AR205709A1 - Mejoras en una maquina de obras publicas - Google Patents

Mejoras en una maquina de obras publicas

Info

Publication number
AR205709A1
AR205709A1 AR253493A AR25349374A AR205709A1 AR 205709 A1 AR205709 A1 AR 205709A1 AR 253493 A AR253493 A AR 253493A AR 25349374 A AR25349374 A AR 25349374A AR 205709 A1 AR205709 A1 AR 205709A1
Authority
AR
Argentina
Prior art keywords
public works
works machine
machine
public
works
Prior art date
Application number
AR253493A
Other languages
English (en)
Spanish (es)
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 AR205709A1 publication Critical patent/AR205709A1/es

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
    • E02F3/283—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 single arm pivoted directly on the chassis
    • E02F3/286—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 single arm pivoted directly on the chassis telescopic or slidable
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/087—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods by means of a swinging arm

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Civil Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Jib Cranes (AREA)
AR253493A 1973-05-22 1974-01-01 Mejoras en una maquina de obras publicas AR205709A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7318585A FR2230809B1 (de) 1973-05-22 1973-05-22

Publications (1)

Publication Number Publication Date
AR205709A1 true AR205709A1 (es) 1976-05-31

Family

ID=9119769

Family Applications (1)

Application Number Title Priority Date Filing Date
AR253493A AR205709A1 (es) 1973-05-22 1974-01-01 Mejoras en una maquina de obras publicas

Country Status (10)

Country Link
US (1) US3881556A (de)
JP (1) JPS5710274B2 (de)
AR (1) AR205709A1 (de)
BE (1) BE815356A (de)
BR (1) BR7403956D0 (de)
DE (1) DE2424586A1 (de)
ES (1) ES426582A1 (de)
FR (1) FR2230809B1 (de)
GB (1) GB1455516A (de)
IT (1) IT1014226B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2349533A1 (fr) * 1976-04-28 1977-11-25 Harnischfeger Gmbh Grue hydraulique montee sur vehicule
JPS53108104U (de) * 1977-02-04 1978-08-30
EP0002291A3 (de) * 1977-11-16 1979-07-25 VANDAELE GEBROEDERS personenvennootschap met beperkte aansprakelijkheid Hydraulische Kernbohrvorrichtung
FR2449749A1 (fr) * 1979-02-26 1980-09-19 Lignones Hubert Support articule d'outil agricole
JPS58203854A (ja) * 1982-05-12 1983-11-28 雪印乳業株式会社 トレ−収容物の包装方法
CA1229333A (en) * 1984-09-07 1987-11-17 Bernard L. Gien Truck mounted drilling machine
US4645084A (en) * 1985-02-21 1987-02-24 Construction Robotics, Inc. Robot arm
JP2562811Y2 (ja) * 1991-05-22 1998-02-16 塩野義製薬株式会社 カプセル剤秤量選別装置
AUPR576501A0 (en) * 2001-06-18 2001-07-12 Russell Mineral Equipment Pty Ltd Rock bolting apparatus and method
CN112470606B (zh) * 2020-12-19 2021-09-28 苏州础润环境修复科技有限公司 一种用于生态树池的自动挖坑装置及其工作方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2771273A (en) * 1952-06-06 1956-11-20 Chicago Pneumatic Tool Co Roof bolting drill
US2927705A (en) * 1956-03-07 1960-03-08 Girardi Antonio Lawrence Orchard apparatus
US3095061A (en) * 1960-07-15 1963-06-25 Louie E Gregory Hydraulically operated lazy tongs structure
NO115049B (de) * 1963-10-31 1968-07-15 Atlas Copco Ab
US3306374A (en) * 1964-04-23 1967-02-28 Atlas Copco Ab Polar positioning device for rock drills
SE317342B (de) * 1967-06-22 1969-11-17 Atlas Copco Ab
US3470981A (en) * 1967-07-20 1969-10-07 Agri Craft Inc Stress-compensated boom structure

Also Published As

Publication number Publication date
US3881556A (en) 1975-05-06
IT1014226B (it) 1977-04-20
GB1455516A (en) 1976-11-10
JPS5020507A (de) 1975-03-04
ES426582A1 (es) 1976-07-01
BR7403956D0 (pt) 1974-12-31
JPS5710274B2 (de) 1982-02-25
DE2424586A1 (de) 1974-12-12
FR2230809A1 (de) 1974-12-20
BE815356A (fr) 1974-09-16
FR2230809B1 (de) 1976-04-23

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