DE2920422A1 - Hydraulikbagger mit ausleger fuer grosse reichweiten und hubhoehen - Google Patents

Hydraulikbagger mit ausleger fuer grosse reichweiten und hubhoehen

Info

Publication number
DE2920422A1
DE2920422A1 DE2920422A DE2920422A DE2920422A1 DE 2920422 A1 DE2920422 A1 DE 2920422A1 DE 2920422 A DE2920422 A DE 2920422A DE 2920422 A DE2920422 A DE 2920422A DE 2920422 A1 DE2920422 A1 DE 2920422A1
Authority
DE
Germany
Prior art keywords
boom
hydraulic excavator
large range
lifting heights
heights
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
DE2920422A
Other languages
English (en)
Other versions
DE2920422C2 (de
Inventor
Heinz-Joachim Ruettershoff
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.)
CNH Industrial Baumaschinen GmbH
Original Assignee
O&K Orenstein and Koppel GmbH
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
Priority to GB8016328A priority Critical patent/GB2049615B/en
Application filed by O&K Orenstein and Koppel GmbH filed Critical O&K Orenstein and Koppel GmbH
Priority to DE2920422A priority patent/DE2920422C2/de
Priority to US06/148,424 priority patent/US4405281A/en
Priority to BE0/200573A priority patent/BE883244A/fr
Priority to CA000352194A priority patent/CA1152029A/en
Priority to JP6547380A priority patent/JPS55155834A/ja
Priority to FR8011114A priority patent/FR2457346A1/fr
Publication of DE2920422A1 publication Critical patent/DE2920422A1/de
Application granted granted Critical
Publication of DE2920422C2 publication Critical patent/DE2920422C2/de
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
    • E02F3/38—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Jib Cranes (AREA)
  • Shovels (AREA)
  • Forklifts And Lifting Vehicles (AREA)
DE2920422A 1979-05-19 1979-05-19 Hydraulikbagger mit einem am Oberwagen gelagerten Auslegerunterteil mit zwei Lageraugen Expired DE2920422C2 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB8016328A GB2049615B (en) 1979-05-19 1979-04-26 Hydraulic excavator
DE2920422A DE2920422C2 (de) 1979-05-19 1979-05-19 Hydraulikbagger mit einem am Oberwagen gelagerten Auslegerunterteil mit zwei Lageraugen
US06/148,424 US4405281A (en) 1979-05-19 1980-05-09 Hydraulic excavator with boom for large ranges of action and lifting heights
BE0/200573A BE883244A (fr) 1979-05-19 1980-05-12 Excavateur hydraulique a fleche pour grandes portees et grandes hauters de levage
CA000352194A CA1152029A (en) 1979-05-19 1980-05-16 Hydraulic excavator for wide reaches and high lifts
JP6547380A JPS55155834A (en) 1979-05-19 1980-05-19 Hydraulic excavator with boom of large working radius and lifttup height
FR8011114A FR2457346A1 (fr) 1979-05-19 1980-05-19 Excavateur hydraulique a fleche pour grande portee et grande hauteur de levage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2920422A DE2920422C2 (de) 1979-05-19 1979-05-19 Hydraulikbagger mit einem am Oberwagen gelagerten Auslegerunterteil mit zwei Lageraugen

Publications (2)

Publication Number Publication Date
DE2920422A1 true DE2920422A1 (de) 1980-11-20
DE2920422C2 DE2920422C2 (de) 1982-12-30

Family

ID=6071250

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2920422A Expired DE2920422C2 (de) 1979-05-19 1979-05-19 Hydraulikbagger mit einem am Oberwagen gelagerten Auslegerunterteil mit zwei Lageraugen

Country Status (7)

Country Link
US (1) US4405281A (de)
JP (1) JPS55155834A (de)
BE (1) BE883244A (de)
CA (1) CA1152029A (de)
DE (1) DE2920422C2 (de)
FR (1) FR2457346A1 (de)
GB (1) GB2049615B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE449481B (sv) * 1984-08-07 1987-05-04 Bjorn Alf Ingemar Odlund Till en lastningsmaskin applicerbar enhet
US6315344B1 (en) 2000-06-19 2001-11-13 Randall D. Mattson Grapple positioning device
US20050100432A1 (en) * 2003-11-07 2005-05-12 Mattson Randall D. Grapple and boom assemblies with compact roller arm power tilt mechanisms
CA2507393A1 (en) * 2005-05-16 2006-11-16 Denis Poire Quick attach coupling device
DE202010003617U1 (de) * 2009-06-19 2010-10-28 Liebherr-Hydraulikbagger Gmbh Baggerstiel
ITMI20120206A1 (it) * 2012-02-14 2013-08-15 Cifa Spa Segmento di un braccio articolato e braccio articolato comprendente detto segmento
WO2016123735A1 (en) * 2015-02-02 2016-08-11 Guangxi Liugong Machinery Co., Ltd. Lifting arrangement for construction machine
CN106170595B (zh) 2015-02-02 2019-04-23 广西柳工机械股份有限公司 用于建筑机械的提升布置
US20190357422A1 (en) * 2017-01-31 2019-11-28 Volvo Construction Equipment Ab Pipe layer attachment for an excavator

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1558021A (de) * 1968-02-05 1969-02-21
DE2501946A1 (de) * 1974-01-21 1975-07-24 Poclain Sa Auslegerarm fuer eine baumaschine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1448844A (fr) * 1965-05-10 1966-08-12 Weimar Werk Veb Console notamment pour grues et excavateurs, ainsi que les grues et excavateurs munis de cette console
GB1202279A (en) * 1966-11-18 1970-08-12 Massey Ferguson Services Nv Improvements in material handling devices which include a pivotable boom
BE755287A (fr) * 1969-10-03 1971-02-01 Effer S A S Grue articulee a trois bras a fonctionnement hydraulique applicable particulierement a des camions pour soulever et transporter des charges a une grande distance
FR2252456B1 (de) * 1973-11-22 1976-11-19 Poclain Sa
FR2367153A2 (fr) * 1975-05-12 1978-05-05 Case Co J I Retropelleteuse a depassement du point mort
US4029225A (en) * 1976-04-16 1977-06-14 Caterpillar Tractor Co. Boom-stick adapter for two-piece boom
US4105151A (en) * 1977-08-11 1978-08-08 Eltzroth James L Crane conversion method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1558021A (de) * 1968-02-05 1969-02-21
DE2501946A1 (de) * 1974-01-21 1975-07-24 Poclain Sa Auslegerarm fuer eine baumaschine

Also Published As

Publication number Publication date
CA1152029A (en) 1983-08-16
GB2049615B (en) 1983-04-27
FR2457346B1 (de) 1984-03-16
GB2049615A (en) 1980-12-31
FR2457346A1 (fr) 1980-12-19
BE883244A (fr) 1980-09-01
JPS55155834A (en) 1980-12-04
DE2920422C2 (de) 1982-12-30
US4405281A (en) 1983-09-20
JPS6320971B2 (de) 1988-05-02

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Legal Events

Date Code Title Description
OAP Request for examination filed
OD Request for examination
D2 Grant after examination
8339 Ceased/non-payment of the annual fee