CS270446B2 - Excavator - Google Patents

Excavator Download PDF

Info

Publication number
CS270446B2
CS270446B2 CS871137A CS113787A CS270446B2 CS 270446 B2 CS270446 B2 CS 270446B2 CS 871137 A CS871137 A CS 871137A CS 113787 A CS113787 A CS 113787A CS 270446 B2 CS270446 B2 CS 270446B2
Authority
CS
Czechoslovakia
Prior art keywords
boom
bend
excavator
pin
hydraulic cylinder
Prior art date
Application number
CS871137A
Other languages
Czech (cs)
English (en)
Other versions
CS113787A2 (en
Inventor
Akira Takashima
Takafumi Wada
Original Assignee
Kubota 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 Kubota Ltd filed Critical Kubota Ltd
Publication of CS113787A2 publication Critical patent/CS113787A2/cs
Publication of CS270446B2 publication Critical patent/CS270446B2/cs

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
    • 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
    • E02F3/32—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
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
    • E02F3/963—Arrangements on backhoes for alternate use of different tools
    • E02F3/964—Arrangements on backhoes for alternate use of different tools of several tools mounted on one machine

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)
  • Component Parts Of Construction Machinery (AREA)
  • Operation Control Of Excavators (AREA)
  • Jib Cranes (AREA)
CS871137A 1986-02-28 1987-02-20 Excavator CS270446B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61045090A JPS62202130A (ja) 1986-02-28 1986-02-28 バックホウ

Publications (2)

Publication Number Publication Date
CS113787A2 CS113787A2 (en) 1989-11-14
CS270446B2 true CS270446B2 (en) 1990-06-13

Family

ID=12709616

Family Applications (1)

Application Number Title Priority Date Filing Date
CS871137A CS270446B2 (en) 1986-02-28 1987-02-20 Excavator

Country Status (7)

Country Link
US (1) US4728251A (en])
JP (1) JPS62202130A (en])
KR (1) KR910009280B1 (en])
CS (1) CS270446B2 (en])
DE (1) DE3705883A1 (en])
FR (1) FR2595107B1 (en])
GB (1) GB2188030B (en])

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD312468S (en) 1986-11-10 1990-11-27 Kubota, Ltd. Power shovel
US4767255A (en) * 1987-09-28 1988-08-30 J.I. Case Company Backhoe boom cylinder bleed circuit
USD309313S (en) 1987-10-29 1990-07-17 Kubota, Ltd. Backhoe
US5244337A (en) * 1990-02-05 1993-09-14 Dr. Ing. H.C.F. Porsche Ag Mobile shovel excavator
CN2063956U (zh) * 1990-04-04 1990-10-17 广西玉林柴油机厂 微型通用液压挖掘机
PT96616A (pt) * 1991-01-31 1992-02-28 Antonio Da Costa Goncalves Auto-betoneira multifuncoes
USD354497S (en) 1992-12-18 1995-01-17 Kubota Corporation Backhoe
FR2717515B1 (fr) * 1994-03-16 1996-04-19 Claude Blondiaux Tractopelle.
USD375103S (en) 1995-01-18 1996-10-29 Kubota Corporation Backhoe
USD383469S (en) * 1995-05-23 1997-09-09 Kubota Corporation Backhoe
USD387360S (en) * 1995-12-11 1997-12-09 Kubota Corporation Backhoe
CN1075852C (zh) * 1996-01-30 2001-12-05 日立建机株式会社 摇摆式液压挖掘机
KR100320575B1 (ko) * 1996-01-31 2002-04-22 세구치 류이치 굴삭기계
US6074153A (en) * 1997-08-25 2000-06-13 Allen; Jean-Luc Drill rods feeding device
USD424581S (en) * 1998-03-17 2000-05-09 Shin Caterpillar Mitsubishi Ltd. Work machine for power shovel
JP3638831B2 (ja) * 1999-10-07 2005-04-13 コベルコ建機株式会社 油圧ショベル
USD460084S1 (en) 2001-02-20 2002-07-09 Belzile Design Inc. Excavator
USD609252S1 (en) * 2007-10-01 2010-02-02 Takeuchi Mfg. Co., Ltd. Power shovel
USD687865S1 (en) * 2012-09-26 2013-08-13 Yanmar Co., Ltd. Excavator
JP6028588B2 (ja) * 2013-01-22 2016-11-16 コベルコ建機株式会社 作業機械
USD716845S1 (en) * 2013-07-29 2014-11-04 Yanmar Co., Ltd. Excavator
USD716844S1 (en) * 2013-07-29 2014-11-04 Yanmar Co., Ltd. Excavator
JP1525232S (en]) * 2014-05-08 2015-06-01
JP1525233S (en]) * 2014-05-08 2015-06-01
JP1524377S (en]) * 2014-05-08 2015-05-25
GB2531762A (en) 2014-10-29 2016-05-04 Bamford Excavators Ltd Working machine
US10179504B2 (en) * 2016-05-18 2019-01-15 Polaris Industries Inc. Sunshade for a vehicle
CN117242225A (zh) * 2021-06-29 2023-12-15 株式会社久保田 作业机
USD987547S1 (en) 2021-12-06 2023-05-30 Polaris Industries Inc. Roof for vehicle

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3117686A (en) * 1960-08-01 1964-01-14 American Hoist & Derrick Co Back hoe excavator
DE1288993B (de) * 1964-09-17 1969-02-06 Weserhuette Ag Eisenwerk Hydraulisch angetriebener Bagger
GB1242948A (en) * 1969-05-06 1971-08-18 Karl Schaeff K G Maschinenfabr Improvements in mobile shovel excavators
SE396108B (sv) * 1975-03-12 1977-09-05 Akermans Verkstad Ab Vinkelmetdon for grevarmen vid grevmaskiner
JPS5516321A (en) * 1978-07-21 1980-02-05 Hitachi Ltd Electrostatic radiant type electronic gun
JPS55114610A (en) * 1979-02-21 1980-09-04 Kubota Ltd Working car
EP0131939B1 (de) * 1983-07-14 1988-04-06 Karl Schaeff GmbH & Co. Fahrbarer hydraulischer Löffelbagger
JPS60211522A (ja) * 1984-04-05 1985-10-23 Kubota Ltd 作業車の操作構造
GB8430389D0 (en) * 1984-12-01 1985-01-09 Bamford Excavators Ltd Earth moving machine

Also Published As

Publication number Publication date
KR870008088A (ko) 1987-09-24
JPH0475324B2 (en]) 1992-11-30
GB2188030B (en) 1988-11-30
DE3705883A1 (de) 1987-09-03
JPS62202130A (ja) 1987-09-05
DE3705883C2 (en]) 1992-03-26
CS113787A2 (en) 1989-11-14
KR910009280B1 (ko) 1991-11-08
FR2595107B1 (fr) 1990-03-23
GB2188030A (en) 1987-09-23
US4728251A (en) 1988-03-01
FR2595107A1 (fr) 1987-09-04
GB8703773D0 (en) 1987-03-25

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