ES516696A0 - Maquina para movimiento de tierras. - Google Patents

Maquina para movimiento de tierras.

Info

Publication number
ES516696A0
ES516696A0 ES516696A ES516696A ES516696A0 ES 516696 A0 ES516696 A0 ES 516696A0 ES 516696 A ES516696 A ES 516696A ES 516696 A ES516696 A ES 516696A ES 516696 A0 ES516696 A0 ES 516696A0
Authority
ES
Spain
Prior art keywords
boom
arm
counterweight
draw
attached
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.)
Granted
Application number
ES516696A
Other languages
English (en)
Other versions
ES8400527A1 (es
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.)
Priestman Brothers Ltd
Original Assignee
Priestman Brothers 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 Priestman Brothers Ltd filed Critical Priestman Brothers Ltd
Publication of ES516696A0 publication Critical patent/ES516696A0/es
Publication of ES8400527A1 publication Critical patent/ES8400527A1/es
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
    • E02F3/36—Component parts
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/427—Drives for dippers, buckets, dipper-arms or bucket-arms with mechanical drives
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/18—Counterweights
ES516696A 1981-10-21 1982-10-20 Maquina para movimiento de tierras. Expired ES8400527A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8131708 1981-10-21

Publications (2)

Publication Number Publication Date
ES516696A0 true ES516696A0 (es) 1983-10-16
ES8400527A1 ES8400527A1 (es) 1983-10-16

Family

ID=10525298

Family Applications (1)

Application Number Title Priority Date Filing Date
ES516696A Expired ES8400527A1 (es) 1981-10-21 1982-10-20 Maquina para movimiento de tierras.

Country Status (11)

Country Link
US (1) US4494906A (es)
EP (1) EP0077684B1 (es)
JP (1) JPS5880032A (es)
AT (1) ATE35831T1 (es)
BR (1) BR8206112A (es)
CA (1) CA1186658A (es)
DE (1) DE3278787D1 (es)
ES (1) ES8400527A1 (es)
IE (1) IE53963B1 (es)
IN (1) IN157532B (es)
MX (1) MX154563A (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8430389D0 (en) * 1984-12-01 1985-01-09 Bamford Excavators Ltd Earth moving machine
DE3661746D1 (en) * 1986-01-11 1989-02-16 Schwing Gmbh F Bucket excavator
DE4233730C2 (de) * 1992-10-07 1994-10-06 Orenstein & Koppel Ag Maschine für Erdarbeiten
US5598935A (en) * 1993-03-18 1997-02-04 American Crane Corporation Frame structure for lift crane machinery
CN108915020A (zh) * 2018-09-20 2018-11-30 加藤（中国）工程机械有限公司 一种挖掘机械应急平衡装置及其使用方法
CZ2018681A3 (cs) * 2018-12-06 2020-06-10 Technická univerzita v Liberci Vyvažovací systém robotického ramene manipulátoru
NL2022575B1 (en) * 2019-02-14 2020-08-28 Ihc Holland Ie Bv Counterweight Backhoe dredger
CN110241873A (zh) * 2019-07-03 2019-09-17 西安工业大学 一种履带式挖掘机及其方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2022808A (en) * 1933-01-03 1935-12-03 Bay City Shovels Inc Excavating machine
US2639826A (en) * 1950-04-10 1953-05-26 David P Welden Articulated boom
US3279632A (en) * 1964-11-27 1966-10-18 Lorenz H Kramlich Back hoe excavator
GB1110475A (en) * 1965-12-17 1968-04-18 Beteiligungs & Patentverw Gmbh Counterbalanced boom
FR2257742B1 (es) * 1974-01-16 1976-06-25 Poclain Sa
US3938669A (en) * 1974-03-25 1976-02-17 Caterpillar Tractor Co. Hydraulic circuit for a pipelayer
JPS51123109A (en) * 1975-04-18 1976-10-27 Matsushita Electric Ind Co Ltd An cartridge device
US4085854A (en) * 1975-10-03 1978-04-25 Marion Power Shovel Co., Inc. Pitch stop assembly for power shovels
US4113112A (en) * 1976-08-13 1978-09-12 Ray Louis F Constant balance crane
JPS603159Y2 (ja) * 1976-08-16 1985-01-29 ティー・シー・エム株式会社 バランス装置を具えた荷役機械
ATE18532T1 (de) * 1979-10-11 1986-03-15 Sobemai Sa Einrichtung zum ausbalancieren von kranteilen und der last.
FR2486050B2 (fr) * 1980-07-04 1987-02-27 Buzzichelli Lilian Appareil de levage comportant une fleche et un contre-poids a positions respectives reglables

Also Published As

Publication number Publication date
IE822487L (en) 1983-04-21
EP0077684A3 (en) 1983-11-09
EP0077684B1 (en) 1988-07-20
JPH0477095B2 (es) 1992-12-07
EP0077684A2 (en) 1983-04-27
DE3278787D1 (en) 1988-08-25
MX154563A (es) 1987-09-25
IN157532B (es) 1986-04-19
ATE35831T1 (de) 1988-08-15
JPS5880032A (ja) 1983-05-14
CA1186658A (en) 1985-05-07
BR8206112A (pt) 1983-09-20
IE53963B1 (en) 1989-04-26
ES8400527A1 (es) 1983-10-16
US4494906A (en) 1985-01-22

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970612