JPH0151612B2 - - Google Patents
Info
- Publication number
- JPH0151612B2 JPH0151612B2 JP2474481A JP2474481A JPH0151612B2 JP H0151612 B2 JPH0151612 B2 JP H0151612B2 JP 2474481 A JP2474481 A JP 2474481A JP 2474481 A JP2474481 A JP 2474481A JP H0151612 B2 JPH0151612 B2 JP H0151612B2
- Authority
- JP
- Japan
- Prior art keywords
- boom
- rotating
- fixed
- attached
- arm
- 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.)
- Expired
Links
- 239000010720 hydraulic oil Substances 0.000 claims description 3
- 238000009412 basement excavation Methods 0.000 description 5
- 239000003921 oil Substances 0.000 description 4
- 244000261422 Lysimachia clethroides Species 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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
- E02F3/303—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 the dipper-arm or boom rotatable about its longitudinal 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
- E02F3/28—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
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)
- Shovels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2474481A JPS57140435A (en) | 1981-02-20 | 1981-02-20 | Boom for oil-pressure type shovel-based excavator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2474481A JPS57140435A (en) | 1981-02-20 | 1981-02-20 | Boom for oil-pressure type shovel-based excavator |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57140435A JPS57140435A (en) | 1982-08-31 |
JPH0151612B2 true JPH0151612B2 (US07968547-20110628-C00004.png) | 1989-11-06 |
Family
ID=12146646
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2474481A Granted JPS57140435A (en) | 1981-02-20 | 1981-02-20 | Boom for oil-pressure type shovel-based excavator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57140435A (US07968547-20110628-C00004.png) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4133505A1 (de) * | 1990-11-15 | 1992-05-21 | Juergen Kulle | Vorrichtung zur fuehrung wenigstens eines werkzeugs |
KR100606506B1 (ko) | 2004-05-21 | 2006-08-02 | 주일환 | 굴삭 및 로딩 기능을 갖는 건설장비 |
JP4727390B2 (ja) * | 2005-11-01 | 2011-07-20 | 日立建機株式会社 | アーム回動用液圧シリンダの配管装置 |
JP5508166B2 (ja) * | 2010-06-29 | 2014-05-28 | 株式会社タグチ工業 | 大型アタッチメント |
CN103556661A (zh) * | 2013-10-28 | 2014-02-05 | 王云荣 | 一种挖掘机 |
KR101644567B1 (ko) * | 2014-10-13 | 2016-08-02 | 정진호 | 회전장치를 갖는 굴착기용 암 |
-
1981
- 1981-02-20 JP JP2474481A patent/JPS57140435A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS57140435A (en) | 1982-08-31 |