CA1161798A - Hydraulic excavator - Google Patents

Hydraulic excavator

Info

Publication number
CA1161798A
CA1161798A CA000388103A CA388103A CA1161798A CA 1161798 A CA1161798 A CA 1161798A CA 000388103 A CA000388103 A CA 000388103A CA 388103 A CA388103 A CA 388103A CA 1161798 A CA1161798 A CA 1161798A
Authority
CA
Canada
Prior art keywords
boom
base
pivot
arm
pivotally connected
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
CA000388103A
Other languages
English (en)
French (fr)
Inventor
Katsu Hirosawa
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.)
Komatsu Ltd
Original Assignee
Komatsu Ltd
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 Komatsu Ltd filed Critical Komatsu Ltd
Application granted granted Critical
Publication of CA1161798A publication Critical patent/CA1161798A/en
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
    • E02F3/32—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
    • 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
    • E02F3/301—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 with more than two arms (boom included), e.g. two-part boom with additional dipper-arm
    • 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
    • E02F3/302—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 with an additional link
    • 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
    • E02F3/303—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 with the dipper-arm or boom rotatable about its longitudinal axis
    • 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
    • E02F3/308—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 outwardly
    • 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
    • E02F3/36—Component parts
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Operation Control Of Excavators (AREA)
  • Jib Cranes (AREA)
CA000388103A 1981-10-05 1981-10-16 Hydraulic excavator Expired CA1161798A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8118677A FR2514051A1 (fr) 1981-10-05 1981-10-05 Pelle mecanique a commande hydraulique

Publications (1)

Publication Number Publication Date
CA1161798A true CA1161798A (en) 1984-02-07

Family

ID=9262730

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000388103A Expired CA1161798A (en) 1981-10-05 1981-10-16 Hydraulic excavator

Country Status (4)

Country Link
US (1) US4393607A (enExample)
CA (1) CA1161798A (enExample)
DE (1) DE3140686A1 (enExample)
FR (1) FR2514051A1 (enExample)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59118929A (ja) * 1982-12-24 1984-07-09 Kubota Ltd 掘削作業車
EP0258281A1 (en) * 1986-01-06 1988-03-09 FOLLESDAL, Magne An arrangement in a drivable excavator
US4769977A (en) * 1986-03-04 1988-09-13 Milbourn David E Brush cutter
GB8810886D0 (en) * 1988-05-09 1988-06-15 Knackstedt J S Material handling machine
US5004397A (en) * 1988-07-01 1991-04-02 O&K Orenstrein & Koppel Aktiengesellschaft Attachment holder for interchangeable equipment on the superstructure of a mobile shovel excavator
CA1333416C (en) * 1988-11-18 1994-12-06 Tetsuya Nishida Pivotal movement control device for boom-equipped working machine
JP3313784B2 (ja) * 1992-09-30 2002-08-12 株式会社小松製作所 建設機械の作業機装置
US5486084A (en) * 1993-06-07 1996-01-23 Raymond F. Pitman Multiple purpose material handling and working apparatus
FR2718769B1 (fr) * 1994-04-13 1996-05-31 Gibert Pierre Jean Marie Ensemble compact de deux bras articulés, dont l'extrémité libre est équipée d'un porte équipement, destiné à des véhicules de manutention, et terrassement.
EP0692448A1 (en) * 1994-07-15 1996-01-17 J.C. Bamford Excavators Limited Material-handling vehicle
JP3446847B2 (ja) * 1994-11-08 2003-09-16 株式会社小松製作所 作業車両
GB2299979B (en) * 1995-04-21 1998-12-30 Emlyn Thomas Evans Mechanical handling apparatus
US5860233A (en) * 1997-04-14 1999-01-19 Caterpillar Inc. Valve configuration and mounting arrangement
KR100639721B1 (ko) 2001-09-28 2006-10-31 코벨코 크레인 가부시키가이샤 자주식 작업 기계
NO317269B1 (no) * 2002-01-11 2004-09-27 Per Jorgen Myhre Ferukarbotran
US6725142B2 (en) 2002-07-09 2004-04-20 Caterpillar Inc Control system for a work machine digging assembly
DE10321070B3 (de) * 2003-05-10 2004-11-04 O & K Orenstein & Koppel Gmbh Geteilter Auslegearm für Bagger
NO320025B1 (no) * 2003-06-23 2005-10-10 Per Jorgen Myrhe Anordning ved en gravemaskin
US7147425B2 (en) * 2003-12-23 2006-12-12 John Andrews Holt Convertible compact loader and excavator
GB2417478A (en) * 2004-08-27 2006-03-01 Cole Technology Ltd A boom assembly for an excavation vehicle
US7632039B2 (en) * 2005-07-18 2009-12-15 Frank L. Patterson Methods for compensating beach erosion
US7698838B1 (en) * 2005-11-09 2010-04-20 Strayhorn David W Hoe equipped excavator having increased range
US20090290940A1 (en) * 2008-05-21 2009-11-26 Martin Sr John Paul Apparatus and method for using multiple tools on a single platform
JP4816685B2 (ja) * 2008-06-04 2011-11-16 コベルコ建機株式会社 作業機械のブーム組立構造
AT508171A1 (de) * 2009-05-07 2010-11-15 Epsilon Kran Gmbh Kran mit totpunktüberwindung
WO2014149125A1 (en) * 2013-03-15 2014-09-25 Rodney Koch Lift arm structure with an articulated knee portion for a power machine
JP6260336B2 (ja) * 2014-02-21 2018-01-17 コベルコ建機株式会社 作業機械、リンク及びアダプタ支持方法
DE102014010279B4 (de) * 2014-07-13 2021-07-22 Johannes Burde Vorrichtung zum Überspannen einer Drehbühne einer mobilen Arbeitsmaschine zur Erhöhung der Tragfähigkeit und Haltbarkeit
KR101644567B1 (ko) * 2014-10-13 2016-08-02 정진호 회전장치를 갖는 굴착기용 암
CN106320405A (zh) * 2016-08-31 2017-01-11 徐州徐工挖掘机械有限公司 一种下卧式挖掘机工作装置
WO2022032398A1 (en) * 2020-08-14 2022-02-17 Ece Henrichon Inc. Excavator-to-loader multi-boom system, vehicle including such a system, kit for assembling the same, and corresponding methods of manufacturing, assembling and operating associated thereto
CN113427475A (zh) * 2021-07-07 2021-09-24 广东云下汇金科技有限公司 一种便于数据中心服务器上下架的机械臂

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR87258E (fr) * 1960-08-16 1966-07-08 Cie Des Engins Hydromecaniques Pelle mécanique pouvant fonctionner comme engin de levage ou chargeur
CH454049A (it) * 1966-04-16 1968-03-31 Beltrami Osmano Escavatore
AU441434B2 (en) * 1968-06-28 1973-10-11 An improved excavator
US3576268A (en) * 1969-03-19 1971-04-27 Hopper Inc Back hoe or grader
US3703973A (en) * 1970-12-11 1972-11-28 Gustav Lennart Nilsson Machine to be used as a crane, loader and/or excavator
US3922017A (en) * 1973-08-23 1975-11-25 Caterpillar Tractor Co Impact material fracturing device for excavators and the like
IT1057824B (it) * 1976-03-31 1982-03-30 Simit Spa Attrezzatura per lo scavo laterale mediante escavatori idraulici
SU616368A1 (ru) * 1977-02-14 1978-07-25 Всесоюзный научно-исследовательский институт строительного и дорожного машиностроения Рабочее оборудование гидравлического экскаватора
IT1160628B (it) * 1978-09-01 1987-03-11 Rock Spa Macchina perfezionata scavatrice e sollevatrice di materiale
US4274797A (en) * 1979-06-25 1981-06-23 Coon David B Backhoe excavating apparatus
US4293269A (en) * 1979-07-30 1981-10-06 Zook Grant W Conversion or extension beam

Also Published As

Publication number Publication date
FR2514051A1 (fr) 1983-04-08
US4393607A (en) 1983-07-19
FR2514051B1 (enExample) 1985-05-24
DE3140686A1 (de) 1983-04-28

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Legal Events

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