GB1237795A - Improvements in or relating to soil-moving apparatus - Google Patents
Improvements in or relating to soil-moving apparatusInfo
- Publication number
- GB1237795A GB1237795A GB339969A GB339969A GB1237795A GB 1237795 A GB1237795 A GB 1237795A GB 339969 A GB339969 A GB 339969A GB 339969 A GB339969 A GB 339969A GB 1237795 A GB1237795 A GB 1237795A
- Authority
- GB
- United Kingdom
- Prior art keywords
- soil
- arm
- moving apparatus
- relating
- bucket
- 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
Classifications
-
- 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
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
- E02F9/221—Arrangements for controlling the attitude of actuators, e.g. speed, floating function for generating actuator vibration
Abstract
1,237,795. Scoop-arm machines. SCHWERMASCHINEBAU NOBAS NORDHAUSEN VEB. 21 Jan., 1969, No. 3399/69. Heading E1F. Soil-moving apparatus comprises a bucket 2 pivoted on an arm 1 and a-rocker arm 5 connected to the bucket by an hydraulically operated vibrator 4 and to the arm by an hydraulically operated actuator 3. The actuator 3 and the vibrator 4 may be connected in parallel as shown or in series, Fig. 2 (not shown).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB339969A GB1237795A (en) | 1969-01-21 | 1969-01-21 | Improvements in or relating to soil-moving apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB339969A GB1237795A (en) | 1969-01-21 | 1969-01-21 | Improvements in or relating to soil-moving apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1237795A true GB1237795A (en) | 1971-06-30 |
Family
ID=9757608
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB339969A Expired GB1237795A (en) | 1969-01-21 | 1969-01-21 | Improvements in or relating to soil-moving apparatus |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1237795A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2631994A1 (en) * | 1988-05-30 | 1989-12-01 | Koehl Jean Marie | Improvement to the conditions of use of under-shovel vibrators |
EP0345137A1 (en) * | 1988-05-30 | 1989-12-06 | Jean-Marie Gérard René Koehl | Earth-moving machine for operating earth-moving tools, presenting a shovel arm and provided with a quick-exchange device for the tools |
US5195865A (en) * | 1988-05-30 | 1993-03-23 | Jean Koehl | Rapid interchangeability device for earth-moving devices carrying vibrators |
-
1969
- 1969-01-21 GB GB339969A patent/GB1237795A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2631994A1 (en) * | 1988-05-30 | 1989-12-01 | Koehl Jean Marie | Improvement to the conditions of use of under-shovel vibrators |
EP0345137A1 (en) * | 1988-05-30 | 1989-12-06 | Jean-Marie Gérard René Koehl | Earth-moving machine for operating earth-moving tools, presenting a shovel arm and provided with a quick-exchange device for the tools |
FR2647482A2 (en) * | 1988-05-30 | 1990-11-30 | Koehl Jean Marie | DEVICE FOR RAPID INTERCHANGEABILITY ON EARTHMOVING MACHINES AND ON VIBRATOR UNDER MACHINE AND DEVICE FOR QUICK TAKING ON TOOLS FOR QUICK INTERCHANGEABILITY OF ALL ELEMENTS BETWEEN THEM |
US5195865A (en) * | 1988-05-30 | 1993-03-23 | Jean Koehl | Rapid interchangeability device for earth-moving devices carrying vibrators |
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