CA1011687A - Front loading hydraulic excavator - Google Patents

Front loading hydraulic excavator

Info

Publication number
CA1011687A
CA1011687A CA177,295A CA177295A CA1011687A CA 1011687 A CA1011687 A CA 1011687A CA 177295 A CA177295 A CA 177295A CA 1011687 A CA1011687 A CA 1011687A
Authority
CA
Canada
Prior art keywords
hydraulic excavator
front loading
loading hydraulic
excavator
loading
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
CA177,295A
Other languages
English (en)
Other versions
CA177295S (en
Inventor
Harvey A. Knell
Joseph M. Tucker (Iii)
Stephen H. Gill
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
Priority to CA275,694A priority Critical patent/CA1023309A/en
Application granted granted Critical
Publication of CA1011687A publication Critical patent/CA1011687A/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
    • E02F3/36—Component parts
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
    • E02F3/435—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like
    • E02F3/436—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like for keeping the dipper in the horizontal position, e.g. self-levelling
    • 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
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/425—Drive systems for dipper-arms, backhoes or the like
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S414/00—Material or article handling
    • Y10S414/13—Handlers utilizing parallel links

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)
CA177,295A 1972-08-24 1973-07-25 Front loading hydraulic excavator Expired CA1011687A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA275,694A CA1023309A (en) 1972-08-24 1977-04-06 Front loading hydraulic excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US283621A US3862697A (en) 1972-08-24 1972-08-24 Front loading hydraulic excavator

Publications (1)

Publication Number Publication Date
CA1011687A true CA1011687A (en) 1977-06-07

Family

ID=23086873

Family Applications (1)

Application Number Title Priority Date Filing Date
CA177,295A Expired CA1011687A (en) 1972-08-24 1973-07-25 Front loading hydraulic excavator

Country Status (6)

Country Link
US (1) US3862697A (Direct)
JP (3) JPS4952404A (Direct)
BE (1) BE803529A (Direct)
BR (1) BR7306368D0 (Direct)
CA (1) CA1011687A (Direct)
DE (1) DE2342942C2 (Direct)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1472069A (en) * 1974-03-12 1977-04-27 Hy Mac Ltd Hydraulically operated shovels
BR7505937A (pt) * 1974-11-08 1976-08-10 Caterpillar Tractor Co Escavadora hidraulica
US4175907A (en) * 1977-07-07 1979-11-27 Caterpillar Tractor Co. Shovel linkage
US4266909A (en) * 1979-01-29 1981-05-12 Westendorf Manufacturing Co. Means for hydraulic self-leveling of a loader bucket
JPS6014817Y2 (ja) * 1979-04-18 1985-05-11 株式会社小松製作所 掘削積込機の掘削積込装置
FR2472633A1 (fr) * 1979-05-31 1981-07-03 Hitachi Construction Machinery Excavateur a commande hydraulique monte sur un organe de deplacement
US4354797A (en) * 1979-05-31 1982-10-19 Hitachi Construction Machinery Co., Ltd. Front loading hydraulic excavator
FR2503214A2 (fr) * 1980-05-28 1982-10-08 Poclain Sa Engin de terrassement du type chargeuse
EP0072539B1 (en) * 1981-08-18 1987-04-22 Hitachi Construction Machinery Co., Ltd. Hydraulic circuit of hydraulic power shovel
DE3242223A1 (de) * 1982-11-15 1984-05-17 Cordes, Hugo, Dipl.-Ing., 2000 Hamburg Einrichtung fuer loeffelbagger
US5419671A (en) * 1993-03-24 1995-05-30 The Heil Company Top mounted container handling apparatus
DE19938578A1 (de) * 1999-08-18 2001-02-22 Delmag Maschinenfabrik Fahrbares Arbeitsgerät
CA2342661C (en) * 2000-03-30 2010-03-09 Timberjack Inc. Hydraulic boom control
FR2822860B1 (fr) * 2001-03-29 2003-08-15 Groupe Mecalac Engin de travaux publics
US20040261301A1 (en) * 2003-06-30 2004-12-30 Vering Andrew L. High rotation linkage assembly
GB2404365B (en) * 2003-07-30 2006-03-15 Bamford Excavators Ltd Load handling machine
US7059422B2 (en) * 2004-04-26 2006-06-13 Bobby Gene Burgin Self-orienting loader bucket mechanism
US7698838B1 (en) * 2005-11-09 2010-04-20 Strayhorn David W Hoe equipped excavator having increased range
ES2302617B1 (es) * 2006-05-24 2009-05-21 Cavosa, Obras Y Proyectos S.A. Maquina retroexcavadora.
KR101601978B1 (ko) * 2009-12-03 2016-03-09 두산인프라코어 주식회사 휠로더 버켓의 풀 크라우드 디텐트 장치
DE102010023435A1 (de) * 2010-06-11 2011-12-15 Toni Kiesel Verfahren zur Ansteuerung eines hydraulisch bewegbaren Auslegers eines Arbeitsgerätes sowie ein Arbeitsgerät
EP2810682B1 (en) 2012-01-30 2019-10-16 Terumo Kabushiki Kaisha Guide wire
US10676893B1 (en) * 2019-09-10 2020-06-09 Larry Irby Williams Self-leveling front-end loader having a double boom with a dogleg bend of 105 to 135 degrees including an extension powered by hydraulic cylinders

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3028026A (en) * 1959-11-20 1962-04-03 John A Palmberg Power loading device
FR1353540A (fr) * 1963-01-14 1964-02-28 Poclain Sa Perfectionnements aux pelles hydrauliques applicables notamment aux pelles destinées aux travaux de nivelage
FR1370169A (fr) * 1963-07-12 1964-08-21 Poclain Sa Perfectionnements aux pelles hydrauliques, en particulier à celles du genre niveleuses
US3220581A (en) * 1964-12-14 1965-11-30 Case Co J I Material handling equipment
US3487968A (en) * 1967-12-04 1970-01-06 Case Co J I Self-leveling hydraulic loader
US3521781A (en) * 1968-09-26 1970-07-28 Case Co J I Anti-rollback mechanism
US3536216A (en) * 1968-11-18 1970-10-27 Baldwin Lima Hamilton Corp Bucket tilt control system for level-crowd type loaders

Also Published As

Publication number Publication date
BE803529A (fr) 1973-12-03
US3862697A (en) 1975-01-28
JPS60102432A (ja) 1985-06-06
JPS5991236A (ja) 1984-05-25
DE2342942C2 (de) 1982-05-06
JPS4952404A (Direct) 1974-05-21
DE2342942A1 (de) 1974-03-07
BR7306368D0 (pt) 1974-07-25

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