ZA72607B - Improvements in and relating to booms - Google Patents
Improvements in and relating to boomsInfo
- Publication number
- ZA72607B ZA72607B ZA720607A ZA72607A ZA72607B ZA 72607 B ZA72607 B ZA 72607B ZA 720607 A ZA720607 A ZA 720607A ZA 72607 A ZA72607 A ZA 72607A ZA 72607 B ZA72607 B ZA 72607B
- Authority
- ZA
- South Africa
- Prior art keywords
- booms
- relating
- Prior art date
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
-
- 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
- E02F3/36—Component parts
- E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
- E02F3/425—Drive systems for dipper-arms, backhoes or the like
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB452071 | 1971-02-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA72607B true ZA72607B (en) | 1972-10-25 |
Family
ID=9778741
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA720607A ZA72607B (en) | 1971-02-12 | 1972-01-31 | Improvements in and relating to booms |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2206399A1 (en) |
FR (1) | FR2125398B1 (en) |
IT (1) | IT949049B (en) |
ZA (1) | ZA72607B (en) |
-
1972
- 1972-01-31 ZA ZA720607A patent/ZA72607B/en unknown
- 1972-02-10 IT IT67402/72A patent/IT949049B/en active
- 1972-02-11 DE DE19722206399 patent/DE2206399A1/en active Pending
- 1972-02-11 FR FR7204683A patent/FR2125398B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2125398A1 (en) | 1972-09-29 |
DE2206399A1 (en) | 1972-08-24 |
FR2125398B1 (en) | 1975-02-14 |
IT949049B (en) | 1973-06-11 |
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