BE810481A - PUBLIC WORKS EQUIPMENT EQUIPPED WITH A PERFECTED DEVICE FOR ADJUSTING THE POSITION OF ITS WORK EQUIPMENT - Google Patents
PUBLIC WORKS EQUIPMENT EQUIPPED WITH A PERFECTED DEVICE FOR ADJUSTING THE POSITION OF ITS WORK EQUIPMENTInfo
- Publication number
- BE810481A BE810481A BE2053399A BE2053399A BE810481A BE 810481 A BE810481 A BE 810481A BE 2053399 A BE2053399 A BE 2053399A BE 2053399 A BE2053399 A BE 2053399A BE 810481 A BE810481 A BE 810481A
- Authority
- BE
- Belgium
- Prior art keywords
- equipment
- adjusting
- public works
- perfected device
- work
- Prior art date
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
- E02F9/2278—Hydraulic circuits
- E02F9/2292—Systems with two or more pumps
-
- 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
- E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
- E02F3/431—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like
- E02F3/434—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like providing automatic sequences of movements, e.g. automatic dumping or loading, automatic return-to-dig
-
- 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
- E02F9/2221—Control of flow rate; Load sensing arrangements
- E02F9/2239—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Pressure Circuits (AREA)
- Operation Control Of Excavators (AREA)
- Motor Power Transmission Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7304754A FR2217487B1 (en) | 1973-02-09 | 1973-02-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE810481A true BE810481A (en) | 1974-08-01 |
Family
ID=9114639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE2053399A BE810481A (en) | 1973-02-09 | 1974-02-01 | PUBLIC WORKS EQUIPMENT EQUIPPED WITH A PERFECTED DEVICE FOR ADJUSTING THE POSITION OF ITS WORK EQUIPMENT |
Country Status (8)
Country | Link |
---|---|
US (1) | US3905501A (en) |
JP (1) | JPS578251B2 (en) |
AR (1) | AR201756A1 (en) |
BE (1) | BE810481A (en) |
DE (1) | DE2405942A1 (en) |
FR (1) | FR2217487B1 (en) |
GB (1) | GB1449961A (en) |
IT (1) | IT1004900B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2812434A1 (en) * | 1977-04-07 | 1978-10-12 | Secmafer Buchelay Sa | TRACTOR FOR MOVING LARGE-SIZE AIRCRAFT IN AIRFIELDS |
US4353289A (en) * | 1980-05-29 | 1982-10-12 | Sperry Corporation | Power transmission |
JPS61261507A (en) * | 1985-05-15 | 1986-11-19 | 株式会社イナックス | Sound absorbing structure and block for constituting sound absorbing wall |
US4776751A (en) * | 1987-08-19 | 1988-10-11 | Deere & Company | Crowd control system for a loader |
US4984989A (en) * | 1989-09-07 | 1991-01-15 | Milwaukee School Of Engineering | Fluid power demonstration facility |
US7356397B2 (en) * | 2004-06-15 | 2008-04-08 | Deere & Company | Crowd control system for a loader |
US8543245B2 (en) * | 2009-11-20 | 2013-09-24 | Halliburton Energy Services, Inc. | Systems and methods for specifying an operational parameter for a pumping system |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3542228A (en) * | 1968-03-08 | 1970-11-24 | Case Co J I | Hydrostatic control device for loader tractor |
US3583585A (en) * | 1969-06-10 | 1971-06-08 | Tyrone Hydraulics | Hydraulic control system for a backhoe |
FR2140722A5 (en) * | 1971-03-22 | 1973-01-19 | Poclain Sa |
-
1973
- 1973-02-09 FR FR7304754A patent/FR2217487B1/fr not_active Expired
-
1974
- 1974-01-28 GB GB387474A patent/GB1449961A/en not_active Expired
- 1974-01-30 AR AR252130A patent/AR201756A1/en active
- 1974-01-31 US US438378A patent/US3905501A/en not_active Expired - Lifetime
- 1974-02-01 BE BE2053399A patent/BE810481A/en unknown
- 1974-02-08 IT IT67353/74A patent/IT1004900B/en active
- 1974-02-08 DE DE19742405942 patent/DE2405942A1/en not_active Withdrawn
- 1974-02-09 JP JP1674874A patent/JPS578251B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS49112401A (en) | 1974-10-26 |
AR201756A1 (en) | 1975-04-15 |
FR2217487B1 (en) | 1975-03-07 |
US3905501A (en) | 1975-09-16 |
DE2405942A1 (en) | 1974-08-15 |
JPS578251B2 (en) | 1982-02-16 |
IT1004900B (en) | 1976-07-20 |
FR2217487A1 (en) | 1974-09-06 |
GB1449961A (en) | 1976-09-15 |
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