DE2525361A1 - Loeffelbagger - Google Patents

Loeffelbagger

Info

Publication number
DE2525361A1
DE2525361A1 DE19752525361 DE2525361A DE2525361A1 DE 2525361 A1 DE2525361 A1 DE 2525361A1 DE 19752525361 DE19752525361 DE 19752525361 DE 2525361 A DE2525361 A DE 2525361A DE 2525361 A1 DE2525361 A1 DE 2525361A1
Authority
DE
Germany
Prior art keywords
fluid
cylinder
backhoe according
energy store
piston
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
DE19752525361
Other languages
German (de)
English (en)
Inventor
Spaeter Genannt Werden Wird
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.)
Dresser Industries Inc
Original Assignee
Marion Power Shovel Co Inc
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 Marion Power Shovel Co Inc filed Critical Marion Power Shovel Co Inc
Publication of DE2525361A1 publication Critical patent/DE2525361A1/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
    • E02F3/427—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
    • 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
    • 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
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels

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)
  • Earth Drilling (AREA)
  • Toys (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
DE19752525361 1974-06-06 1975-06-06 Loeffelbagger Ceased DE2525361A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US47702274A 1974-06-06 1974-06-06

Publications (1)

Publication Number Publication Date
DE2525361A1 true DE2525361A1 (de) 1975-12-18

Family

ID=23894184

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752525361 Ceased DE2525361A1 (de) 1974-06-06 1975-06-06 Loeffelbagger

Country Status (14)

Country Link
JP (1) JPS584132B2 (no)
BR (1) BR7503564A (no)
CA (1) CA1027521A (no)
DE (1) DE2525361A1 (no)
FR (1) FR2273910A1 (no)
GB (1) GB1474719A (no)
IN (1) IN145150B (no)
NO (3) NO751982L (no)
PH (1) PH13413A (no)
SE (2) SE7506438L (no)
TR (1) TR18852A (no)
YU (1) YU146375A (no)
ZA (1) ZA746586B (no)
ZM (1) ZM7375A1 (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005008075A1 (de) * 2003-07-11 2005-01-27 Brueninghaus Hydromatik Gmbh Steuer- und stellsystem für ein hub- und kippwerk eines arbeitswerkzeugs in einer mobilen arbeitsmaschine

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5349178U (no) * 1976-09-29 1978-04-25
JPS5438306U (no) * 1977-08-23 1979-03-13
FR2483486A1 (fr) * 1980-05-28 1981-12-04 Poclain Sa Engin de terrassement du type chargeuse
WO2017144875A1 (en) * 2016-02-23 2017-08-31 Quoceant Limited Hydraulic fluid power transmission
CN114620625A (zh) * 2022-03-18 2022-06-14 山河智能装备股份有限公司 工程机械的卷扬机构动力回收系统及动力回收方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5831858B2 (ja) * 1977-09-10 1983-07-08 日本電信電話株式会社 光フアイバ用コネクタの折れ曲り角度測定方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005008075A1 (de) * 2003-07-11 2005-01-27 Brueninghaus Hydromatik Gmbh Steuer- und stellsystem für ein hub- und kippwerk eines arbeitswerkzeugs in einer mobilen arbeitsmaschine
DE10331533A1 (de) * 2003-07-11 2005-02-10 Brueninghaus Hydromatik Gmbh Steuer- und Stellsystem für ein Hub- und Kippwerk eines Arbeitswerkzeugs in einer mobilen Arbeitsmaschine
DE10331533B4 (de) * 2003-07-11 2005-11-03 Brueninghaus Hydromatik Gmbh Steuer- und Stellsystem für ein Hub- und Kippwerk eines Arbeitswerkzeugs in einer mobilen Arbeitsmaschine

Also Published As

Publication number Publication date
AU7432974A (en) 1976-04-29
JPS584132B2 (ja) 1983-01-25
GB1474719A (en) 1977-05-25
IN145150B (no) 1978-09-02
NO790450L (no) 1975-12-09
CA1027521A (en) 1978-03-07
JPS51102A (no) 1976-01-05
ZM7375A1 (en) 1976-12-21
SE7901703L (sv) 1979-02-26
PH13413A (en) 1980-03-28
TR18852A (tr) 1978-01-01
BR7503564A (pt) 1976-05-25
YU146375A (en) 1982-02-28
FR2273910A1 (fr) 1976-01-02
NO790451L (no) 1975-12-09
SE7506438L (sv) 1975-12-08
ZA746586B (en) 1975-11-26
NO751982L (no) 1975-12-09

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8127 New person/name/address of the applicant

Owner name: DRESSER INDUSTRIES, INC., 75221 DALLAS, TEX., US

8128 New person/name/address of the agent

Representative=s name: WALLACH, C., DIPL.-ING. KOCH, G., DIPL.-ING. HAIBA

8131 Rejection