DE3014664A1 - Hydraulischer schubloeffelbagger - Google Patents

Hydraulischer schubloeffelbagger

Info

Publication number
DE3014664A1
DE3014664A1 DE19803014664 DE3014664A DE3014664A1 DE 3014664 A1 DE3014664 A1 DE 3014664A1 DE 19803014664 DE19803014664 DE 19803014664 DE 3014664 A DE3014664 A DE 3014664A DE 3014664 A1 DE3014664 A1 DE 3014664A1
Authority
DE
Germany
Prior art keywords
arm
articulated
lever
cylinder
upper frame
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.)
Ceased
Application number
DE19803014664
Other languages
German (de)
English (en)
Inventor
Takayasu Inui
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
Publication of DE3014664A1 publication Critical patent/DE3014664A1/de
Ceased 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
    • E02F3/431—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like
    • E02F3/432—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like for keeping the bucket in a predetermined position or attitude
    • E02F3/433—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like for keeping the bucket in a predetermined position or attitude horizontal, 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
    • 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

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)
DE19803014664 1979-04-18 1980-04-16 Hydraulischer schubloeffelbagger Ceased DE3014664A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979050699U JPS6014817Y2 (ja) 1979-04-18 1979-04-18 掘削積込機の掘削積込装置

Publications (1)

Publication Number Publication Date
DE3014664A1 true DE3014664A1 (de) 1980-11-06

Family

ID=12866146

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803014664 Ceased DE3014664A1 (de) 1979-04-18 1980-04-16 Hydraulischer schubloeffelbagger

Country Status (5)

Country Link
US (1) US4301607A (enExample)
JP (1) JPS6014817Y2 (enExample)
DE (1) DE3014664A1 (enExample)
FR (1) FR2454484A1 (enExample)
GB (1) GB2047198B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT396266B (de) * 1988-12-05 1993-07-26 Boehler Ladetechnik Hydraulikbagger
DE102019129300A1 (de) * 2019-10-30 2021-05-06 Kramer-Werke Gmbh Kraftmaschine mit einem Rahmen und einem verschwenkbaren Ausleger

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD271396S (en) 1981-01-23 1983-11-15 Kabushiki Kaisha Komatsu Seisakusho Loading shovel
US4626163A (en) * 1983-11-21 1986-12-02 Deere & Company Mounting step for crawler loader
USD412913S (en) 1997-06-24 1999-08-17 Komatsu Ltd. Arm of excavator
USD410240S (en) 1997-06-24 1999-05-25 Komatsu Ltd. Boom of excavator
CA2446908A1 (en) * 2001-05-22 2002-11-28 Liebherr-Werk Bischofshofen Gmbh Wheel loader
US7059422B2 (en) * 2004-04-26 2006-06-13 Bobby Gene Burgin Self-orienting loader bucket mechanism
EP2084332B1 (en) * 2006-11-03 2012-01-11 Jay Gunnarson System for mounting a pile driver
US8244438B2 (en) * 2008-01-31 2012-08-14 Caterpillar Inc. Tool control system
EP2971375A1 (en) * 2013-03-15 2016-01-20 Clark Equipment Company Lift arm structure with an articulated knee portion for a power machine
US9267262B2 (en) * 2014-06-06 2016-02-23 Caterpillar Sarl Lift arm linkage with extension cylinder
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 (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU118342A1 (ru) * 1956-01-05 1957-11-30 И.Л. Беркман След ща система автоматического управлени
US3120315A (en) * 1960-11-30 1964-02-04 Koebring Company Scoop loader attachment
FR1353540A (fr) * 1963-01-14 1964-02-28 Poclain Sa Perfectionnements aux pelles hydrauliques applicables notamment aux pelles destinées aux travaux de nivelage
FR1375011A (fr) * 1963-04-18 1964-10-16 Poclain Sa Perfectionnements aux pelles hydrauliques notamment aux pelles niveleuses
FR1370169A (fr) * 1963-07-12 1964-08-21 Poclain Sa Perfectionnements aux pelles hydrauliques, en particulier à celles du genre niveleuses
FR1590140A (enExample) * 1968-08-02 1970-04-13
US3583585A (en) * 1969-06-10 1971-06-08 Tyrone Hydraulics Hydraulic control system for a backhoe
US3666124A (en) * 1970-10-15 1972-05-30 Wain Roy Lifting and excavating apparatus
FR2197092B1 (enExample) * 1972-08-24 1980-07-25 Caterpillar Tractor Co
US3862697A (en) * 1972-08-24 1975-01-28 Caterpillar Tractor Co Front loading hydraulic excavator
JPS5233883B2 (enExample) * 1972-08-28 1977-08-31
GB1472069A (en) * 1974-03-12 1977-04-27 Hy Mac Ltd Hydraulically operated shovels
DE2511819C3 (de) * 1975-03-18 1978-10-19 Liebherr-Hydraulikbagger Gmbh, 7951 Kirchdorf Hydraulikbagger
IT1057824B (it) * 1976-03-31 1982-03-30 Simit Spa Attrezzatura per lo scavo laterale mediante escavatori idraulici
US4171054A (en) * 1976-12-28 1979-10-16 Kubota, Ltd. Work vehicle with hydraulic circuit for swivel motor and work assembly arm motor
US4218837A (en) * 1978-08-21 1980-08-26 Koehring Company High lift hydraulic system for an excavator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT396266B (de) * 1988-12-05 1993-07-26 Boehler Ladetechnik Hydraulikbagger
DE102019129300A1 (de) * 2019-10-30 2021-05-06 Kramer-Werke Gmbh Kraftmaschine mit einem Rahmen und einem verschwenkbaren Ausleger

Also Published As

Publication number Publication date
GB2047198A (en) 1980-11-26
US4301607A (en) 1981-11-24
JPS6014817Y2 (ja) 1985-05-11
JPS55154767U (enExample) 1980-11-07
FR2454484A1 (fr) 1980-11-14
FR2454484B1 (enExample) 1982-12-10
GB2047198B (en) 1983-02-16

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection