FR2273121B1 - - Google Patents

Info

Publication number
FR2273121B1
FR2273121B1 FR7515945A FR7515945A FR2273121B1 FR 2273121 B1 FR2273121 B1 FR 2273121B1 FR 7515945 A FR7515945 A FR 7515945A FR 7515945 A FR7515945 A FR 7515945A FR 2273121 B1 FR2273121 B1 FR 2273121B1
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.)
Expired
Application number
FR7515945A
Other languages
French (fr)
Other versions
FR2273121A1 (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.)
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)
  • Jib Cranes (AREA)
  • Body Structure For Vehicles (AREA)
  • Component Parts Of Construction Machinery (AREA)
FR7515945A 1974-05-28 1975-05-22 Expired FR2273121B1 (en)

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 FR2273121A1 (en) 1975-12-26
FR2273121B1 true FR2273121B1 (en) 1982-05-21

Family

ID=23877620

Family Applications (1)

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

Country Status (7)

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

Families Citing this family (33)

* 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
FR2445481A1 (en) * 1978-12-29 1980-07-25 Poclain Sa MECHANICAL WELDED STRUCTURE OF A FORCE ARM
JPS58104493U (en) * 1982-01-12 1983-07-15 マックス株式会社 Drain device for air tank
JPS58180947U (en) * 1982-05-29 1983-12-02 日立建機株式会社 Front structure of hydraulic excavator
JPS6195917A (en) * 1984-10-17 1986-05-14 Yukiaki Suzuki Molding method of synthetic resin material and mold of synthetic resin to be used for this method
US5015148A (en) * 1989-01-23 1991-05-14 Ford New Holland, Inc. Loader mounting frame
US5088881A (en) * 1989-11-22 1992-02-18 Ford New Holland, Inc. Tapered pin mounting for loaders
US5111578A (en) * 1989-11-22 1992-05-12 Ford New Holland, Inc. Method of manufacturing a backhoe boom
US4997333A (en) * 1989-11-22 1991-03-05 Ford New Holland, Inc. Backhoe boom lock
US5125787A (en) * 1989-11-22 1992-06-30 Ford New Holland, Inc. Backhoe boom construction
DE3938835A1 (en) * 1989-11-23 1991-05-29 Sued Chemie Ag METHOD FOR THE OXIDATION OF ORGANIC IMPURITIES IN SEWAGE
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 (en) * 2004-03-22 2005-10-06 Komatsu Ltd Construction machine
DE102006005892A1 (en) * 2006-02-09 2007-08-23 Cnh Baumaschinen Gmbh Support arm for a work machine
JP5189155B2 (en) * 2010-11-05 2013-04-24 日立建機株式会社 Work machine
CN103547738B (en) * 2011-05-19 2016-01-20 日立建机株式会社 Arm for construction machinery
WO2012157675A1 (en) 2011-05-19 2012-11-22 日立建機株式会社 Arm for construction machinery
DE102012215090A1 (en) * 2012-08-24 2014-02-27 Putzmeister Engineering Gmbh Mast arm for a concrete distributor mast
JP5983666B2 (en) * 2014-03-19 2016-09-06 コベルコ建機株式会社 Welded structures and construction machinery
JP2016089375A (en) * 2014-10-30 2016-05-23 日立建機株式会社 Construction machine boom
JP6507990B2 (en) * 2014-11-06 2019-05-08 コベルコ建機株式会社 Arm of construction machine and method of manufacturing the same
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 (en) * 2017-09-25 2021-02-10 日立建機株式会社 Working arm of work machine
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 (en) * 1957-07-02 1959-05-04 Faucheux Ets Hydraulic loader adaptable to tractors
US2972425A (en) * 1959-01-14 1961-02-21 James O Anderson Trench hoe dipper
DE1843992U (en) * 1961-10-11 1961-12-21 Lidio Gherner EXCAVATOR WITH BOOM AND BUCKET.
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 (en) * 1972-06-20 1976-12-10

Also Published As

Publication number Publication date
JPS5812423B2 (en) 1983-03-08
FR2273121A1 (en) 1975-12-26
DE2521805A1 (en) 1975-12-18
BR7501842A (en) 1976-04-20
US3902295A (en) 1975-09-02
JPS50153403A (en) 1975-12-10
CA1014113A (en) 1977-07-19
BE828157A (en) 1975-10-21
DE2521805C2 (en) 1984-10-31

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Legal Events

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