EP0671511A3 - Swing type excavator. - Google Patents

Swing type excavator. Download PDF

Info

Publication number
EP0671511A3
EP0671511A3 EP95103250A EP95103250A EP0671511A3 EP 0671511 A3 EP0671511 A3 EP 0671511A3 EP 95103250 A EP95103250 A EP 95103250A EP 95103250 A EP95103250 A EP 95103250A EP 0671511 A3 EP0671511 A3 EP 0671511A3
Authority
EP
European Patent Office
Prior art keywords
swing type
type excavator
excavator
swing
type
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
EP95103250A
Other languages
German (de)
French (fr)
Other versions
EP0671511B1 (en
EP0671511A2 (en
Inventor
Shinya Okabe
Nobumitsu Sakuma
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.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery Co 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
Priority claimed from JP3606394A external-priority patent/JPH07243222A/en
Priority claimed from JP03606294A external-priority patent/JP3304186B2/en
Application filed by Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to EP98122113A priority Critical patent/EP0900886B1/en
Publication of EP0671511A2 publication Critical patent/EP0671511A2/en
Publication of EP0671511A3 publication Critical patent/EP0671511A3/en
Application granted granted Critical
Publication of EP0671511B1 publication Critical patent/EP0671511B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E02F3/30—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
    • E02F3/302—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 an additional link
    • 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
    • E02F3/325—Backhoes of the miniature type
    • 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
    • E02F3/382—Connections to the frame; Supports for booms or arms
    • E02F3/384—Connections to the frame; Supports for booms or arms the boom being pivotable relative to the frame about a vertical axis
    • 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
    • E02F9/2025—Particular purposes of control systems not otherwise provided for
    • E02F9/2033—Limiting the movement of frames or implements, e.g. to avoid collision between implements and the cabin
    • 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
    • E02F3/307—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 the boom and the dipper-arm being connected so as to permit relative movement in more than one plane

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Shovels (AREA)
EP19950103250 1994-03-07 1995-03-07 Swing type excavator Expired - Lifetime EP0671511B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP98122113A EP0900886B1 (en) 1994-03-07 1995-03-07 Swing type excavator

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP3606394 1994-03-07
JP36062/94 1994-03-07
JP3606394A JPH07243222A (en) 1994-03-07 1994-03-07 Swing type excavator
JP03606294A JP3304186B2 (en) 1994-03-07 1994-03-07 Swing type excavator
JP36063/94 1994-03-07
JP3606294 1994-03-07

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP98122113A Division EP0900886B1 (en) 1994-03-07 1995-03-07 Swing type excavator

Publications (3)

Publication Number Publication Date
EP0671511A2 EP0671511A2 (en) 1995-09-13
EP0671511A3 true EP0671511A3 (en) 1996-02-14
EP0671511B1 EP0671511B1 (en) 2000-01-26

Family

ID=26375078

Family Applications (2)

Application Number Title Priority Date Filing Date
EP98122113A Expired - Lifetime EP0900886B1 (en) 1994-03-07 1995-03-07 Swing type excavator
EP19950103250 Expired - Lifetime EP0671511B1 (en) 1994-03-07 1995-03-07 Swing type excavator

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP98122113A Expired - Lifetime EP0900886B1 (en) 1994-03-07 1995-03-07 Swing type excavator

Country Status (2)

Country Link
EP (2) EP0900886B1 (en)
DE (2) DE69514699T2 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100320575B1 (en) * 1996-01-31 2002-04-22 세구치 류이치 Excavator
JP3734189B2 (en) * 1996-07-19 2006-01-11 株式会社小松製作所 Stroke end shock reduction device for 2-piece boom type construction machinery
CN102720231B (en) * 2012-06-13 2015-06-10 太原科技大学 Design method for hinge points of pullshovel working device of monobucket hydraulic excavator
CN103397671A (en) * 2013-08-24 2013-11-20 安徽宏昌机电装备制造有限公司 Digging device of mine digging type loader
DE102013221302A1 (en) * 2013-10-21 2015-04-23 Mts Maschinentechnik Schrode Ag Construction machinery
CN106759575A (en) * 2017-02-04 2017-05-31 柳州柳工挖掘机有限公司 Excavator
CN108560624B (en) * 2018-06-26 2023-07-04 江苏徐工工程机械研究院有限公司 Excavating arm and excavating equipment
CN108824513B (en) * 2018-08-29 2024-01-30 四川畅安穿山甲科技有限公司 Excavator movable arm
WO2021137789A1 (en) * 2019-12-30 2021-07-08 Hi̇dromek-Hi̇droli̇k Ve Mekani̇k Maki̇na İmalat Sanayi̇ Ve Ti̇caret Anoni̇m Şi̇rketi̇ Hydraulic cylinder increasing the rotation angle of the attachment integrated to the construction machines
NL2024981B1 (en) * 2020-02-24 2021-10-14 Hudson I P B V Electric drive of mobile apparatus
CN111395420A (en) * 2020-04-30 2020-07-10 长沙中联恒通机械有限公司 Excavating device and engineering truck

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2573183A1 (en) * 1984-11-14 1986-05-16 Francais Ciments Horizontal hot air generator
JPH0284857U (en) * 1988-12-16 1990-07-02
EP0448849A1 (en) * 1990-03-27 1991-10-02 ATLAS WEYHAUSEN GmbH Boom for an excavator or similar
DE4139379A1 (en) * 1991-11-29 1993-06-24 Dfa Fertigungs Und Anlagenbau Mobile remote-controlled machine for demolition, loading, and digging - has hydraulic cylinders, which are fixed to permit independent control consisting of proportional, path and double return valves

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8234522U1 (en) * 1982-12-06 1985-09-12 O & K Orenstein & Koppel Ag, 1000 Berlin Boom of a dredging equipment
JPS63272820A (en) * 1987-05-01 1988-11-10 Mitsubishi Heavy Ind Ltd Excavating and transporting vehicle
JP2685871B2 (en) 1989-02-15 1997-12-03 日立建機株式会社 Hydraulic circuit at the gutter front
JPH06104985B2 (en) 1989-09-21 1994-12-21 株式会社クボタ Backhoe controller
JPH0739965Y2 (en) 1990-08-22 1995-09-13 株式会社神戸製鋼所 Swinging equipment for small excavators
JPH0547798U (en) 1991-11-13 1993-06-25 石川島播磨重工業株式会社 Seal structure of shaft penetration part in furnace
JP2812417B2 (en) * 1993-01-20 1998-10-22 ヤンマーディーゼル株式会社 Swiveling excavator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2573183A1 (en) * 1984-11-14 1986-05-16 Francais Ciments Horizontal hot air generator
JPH0284857U (en) * 1988-12-16 1990-07-02
EP0448849A1 (en) * 1990-03-27 1991-10-02 ATLAS WEYHAUSEN GmbH Boom for an excavator or similar
DE4139379A1 (en) * 1991-11-29 1993-06-24 Dfa Fertigungs Und Anlagenbau Mobile remote-controlled machine for demolition, loading, and digging - has hydraulic cylinders, which are fixed to permit independent control consisting of proportional, path and double return valves

Also Published As

Publication number Publication date
EP0671511B1 (en) 2000-01-26
EP0900886B1 (en) 2004-06-02
EP0900886A3 (en) 2001-01-31
EP0671511A2 (en) 1995-09-13
DE69514699T2 (en) 2000-05-31
DE69533115D1 (en) 2004-07-08
DE69533115T2 (en) 2004-09-30
EP0900886A2 (en) 1999-03-10
DE69514699D1 (en) 2000-03-02

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