FR2273121A1 - - Google Patents

Info

Publication number
FR2273121A1
FR2273121A1 FR7515945A FR7515945A FR2273121A1 FR 2273121 A1 FR2273121 A1 FR 2273121A1 FR 7515945 A FR7515945 A FR 7515945A FR 7515945 A FR7515945 A FR 7515945A FR 2273121 A1 FR2273121 A1 FR 2273121A1
Authority
FR
France
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.)
Granted
Application number
FR7515945A
Other languages
French (fr)
Other versions
FR2273121B1 (ja
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.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor Co
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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Publication of FR2273121A1 publication Critical patent/FR2273121A1/fr
Application granted granted Critical
Publication of FR2273121B1 publication Critical patent/FR2273121B1/fr
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
    • E02F3/36—Component parts
    • E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms
    • 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
    • E02F3/32—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 working downwardly and towards the machine, e.g. with backhoes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Body Structure For Vehicles (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Jib Cranes (AREA)
FR7515945A 1974-05-28 1975-05-22 Expired FR2273121B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US472965A US3902295A (en) 1974-05-28 1974-05-28 Boom construction and method for making same

Publications (2)

Publication Number Publication Date
FR2273121A1 true FR2273121A1 (ja) 1975-12-26
FR2273121B1 FR2273121B1 (ja) 1982-05-21

Family

ID=23877620

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7515945A Expired FR2273121B1 (ja) 1974-05-28 1975-05-22

Country Status (7)

Country Link
US (1) US3902295A (ja)
JP (1) JPS5812423B2 (ja)
BE (1) BE828157A (ja)
BR (1) BR7501842A (ja)
CA (1) CA1014113A (ja)
DE (1) DE2521805C2 (ja)
FR (1) FR2273121B1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2445481A1 (fr) * 1978-12-29 1980-07-25 Poclain Sa Structure mecano-soudee d'un bras de force

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4069637A (en) * 1976-08-09 1978-01-24 Caterpillar Tractor Co. Tubular section boom
WO1980000857A1 (en) * 1978-10-12 1980-05-01 Int Harvester Co Boom arm with rock deflection feature
JPS58104493U (ja) * 1982-01-12 1983-07-15 マックス株式会社 空気タンク用ドレン装置
JPS58180947U (ja) * 1982-05-29 1983-12-02 日立建機株式会社 油圧シヨベルのフロント構造
JPS6195917A (ja) * 1984-10-17 1986-05-14 Yukiaki Suzuki 合成樹脂体の成形方法及びこの方法に用いる合成樹脂成形用金型
US5015148A (en) * 1989-01-23 1991-05-14 Ford New Holland, Inc. Loader mounting frame
US5125787A (en) * 1989-11-22 1992-06-30 Ford New Holland, Inc. Backhoe boom construction
US5088881A (en) * 1989-11-22 1992-02-18 Ford New Holland, Inc. Tapered pin mounting for loaders
US4997333A (en) * 1989-11-22 1991-03-05 Ford New Holland, Inc. Backhoe boom lock
US5111578A (en) * 1989-11-22 1992-05-12 Ford New Holland, Inc. Method of manufacturing a backhoe boom
DE3938835A1 (de) * 1989-11-23 1991-05-29 Sued Chemie Ag Verfahren zur oxidation von organischen verunreinigungen in abwaessern
US5269061A (en) * 1992-02-28 1993-12-14 Dresser Industries, Inc. Method for forming structural unit
US5746861A (en) * 1996-09-06 1998-05-05 Caterpillar Inc. Method of manufacturing a structural portion of a construction machine
USD410471S (en) * 1997-06-06 1999-06-01 Hitachi Construction Machinery Co., Ltd. Large-sized excavator
US5984618A (en) * 1997-06-30 1999-11-16 Caterpillar Inc. Box boom loader mechanism
US5993139A (en) * 1997-06-30 1999-11-30 Caterpillar Inc. Box boom lift arm assembly
US7165929B2 (en) * 2001-12-20 2007-01-23 Caterpillar Inc Load bearing member arrangement and method
US20040191043A1 (en) * 2003-03-31 2004-09-30 Davis Jeremy D. Structural member of a work machine
JP2005271602A (ja) * 2004-03-22 2005-10-06 Komatsu Ltd 建設機械
DE102006005892A1 (de) * 2006-02-09 2007-08-23 Cnh Baumaschinen Gmbh Tragarm für eine Arbeitsmaschine
JP5189155B2 (ja) * 2010-11-05 2013-04-24 日立建機株式会社 作業機械
WO2012157675A1 (ja) * 2011-05-19 2012-11-22 日立建機株式会社 建設機械用アーム
EP2711467B1 (en) * 2011-05-19 2018-01-03 Hitachi Construction Machinery Co., Ltd. Arm for construction machinery
DE102012215090A1 (de) * 2012-08-24 2014-02-27 Putzmeister Engineering Gmbh Mastarm für einen Betonverteilermast
JP5983666B2 (ja) * 2014-03-19 2016-09-06 コベルコ建機株式会社 溶接構造物及び建設機械
JP2016089375A (ja) * 2014-10-30 2016-05-23 日立建機株式会社 建設機械用ブーム
JP6507990B2 (ja) * 2014-11-06 2019-05-08 コベルコ建機株式会社 建設機械のアーム及びその製造方法
US9719242B2 (en) 2015-09-18 2017-08-01 Caterpillar Inc. Node for a space frame
US9739030B1 (en) * 2015-09-24 2017-08-22 Emery J. Sova Excavator operator compartment between two booms
GB2557934B (en) * 2016-12-16 2021-10-06 Bamford Excavators Ltd Arm assembly
JP6829674B2 (ja) * 2017-09-25 2021-02-10 日立建機株式会社 作業機械の作業腕
GB2611078B (en) 2021-09-27 2024-03-20 Caterpillar Inc Boom assembly

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1974458A (en) * 1932-10-19 1934-09-25 Gen Steel Castings Corp Dipper handle
US2243965A (en) * 1940-03-20 1941-06-03 Pettibone Mullken Corp Dipper
US2610754A (en) * 1949-10-20 1952-09-16 Leo A Inskeep Dipper handle
US2652940A (en) * 1950-08-24 1953-09-22 Northwest Engineering Corp Excavating dipper
US2910190A (en) * 1955-09-07 1959-10-27 Baas Erwin Boom arm
FR1178100A (fr) * 1957-07-02 1959-05-04 Faucheux Ets Chargeur hydraulique adaptable aux tracteurs
US2972425A (en) * 1959-01-14 1961-02-21 James O Anderson Trench hoe dipper
DE1843992U (de) * 1961-10-11 1961-12-21 Lidio Gherner Bagger mit ausleger und greifkuebel.
US3139201A (en) * 1962-05-28 1964-06-30 Rolfes August Front end loader scoop for handling potatoes and the like in the bulk
US3254780A (en) * 1964-09-24 1966-06-07 Deere & Co Lift arm structure for power loaders
US3298548A (en) * 1965-10-29 1967-01-17 Case Co J I Extensible back hoe assembly
US3589539A (en) * 1969-06-27 1971-06-29 Hein Werner Corp Backhoe having an articulated gooseneck boom
JPS5151687Y2 (ja) * 1972-06-20 1976-12-10

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2445481A1 (fr) * 1978-12-29 1980-07-25 Poclain Sa Structure mecano-soudee d'un bras de force

Also Published As

Publication number Publication date
DE2521805A1 (de) 1975-12-18
CA1014113A (en) 1977-07-19
FR2273121B1 (ja) 1982-05-21
JPS5812423B2 (ja) 1983-03-08
BE828157A (fr) 1975-10-21
BR7501842A (pt) 1976-04-20
JPS50153403A (ja) 1975-12-10
US3902295A (en) 1975-09-02
DE2521805C2 (de) 1984-10-31

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse