BE705445A - - Google Patents
Info
- Publication number
- BE705445A BE705445A BE705445DA BE705445A BE 705445 A BE705445 A BE 705445A BE 705445D A BE705445D A BE 705445DA BE 705445 A BE705445 A BE 705445A
- Authority
- BE
- Belgium
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
- E02F3/36—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
- E02F3/432—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like for keeping the bucket in a predetermined position or attitude
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/01—Locking-valves or other detent i.e. load-holding devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/044—Removal or measurement of undissolved gas, e.g. de-aeration, venting or bleeding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Fluid-Pressure Circuits (AREA)
- Operation Control Of Excavators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US588481A US3400634A (en) | 1966-10-21 | 1966-10-21 | Vent means for hydraulic circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
BE705445A true BE705445A (en) | 1968-04-22 |
Family
ID=24354011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE705445D BE705445A (en) | 1966-10-21 | 1967-10-20 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3400634A (en) |
BE (1) | BE705445A (en) |
DE (1) | DE1650333A1 (en) |
GB (1) | GB1206607A (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3503306A (en) * | 1968-07-23 | 1970-03-31 | Caterpillar Tractor Co | Positive pressure detent and release apparatus for control valves |
US3789739A (en) * | 1971-08-02 | 1974-02-05 | Cessna Aircraft Co | Remote hydraulic control |
US3768369A (en) * | 1971-12-01 | 1973-10-30 | Applied Power Inc | Force release device |
FR2220630B1 (en) * | 1973-03-09 | 1975-08-22 | Poclain Sa | |
DE3000237A1 (en) * | 1980-01-05 | 1981-07-09 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | DEVICE FOR SECURING THE CAP TEMPERATURE CYLINDERS A SHIELD REMOVAL RACK AGAINST EXTENSION |
US4923362A (en) * | 1988-06-06 | 1990-05-08 | Deere & Company | Bucket leveling system with dual fluid supply |
EP3450634B1 (en) | 2017-08-30 | 2021-03-03 | Topcon Positioning Systems, Inc. | Method and apparatus for machine operator command attenuation |
US11828040B2 (en) * | 2019-09-27 | 2023-11-28 | Topcon Positioning Systems, Inc. | Method and apparatus for mitigating machine operator command delay |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2159879A (en) * | 1936-02-07 | 1939-05-23 | Servo Frein Dewandre Sa | Pneumatic control apparatus |
GB549134A (en) * | 1941-08-19 | 1942-11-06 | David Bro Tractors Ltd | Improvements in hydraulic mechanism for the operation of tractor-drawn agricultural implements |
US2649076A (en) * | 1950-06-20 | 1953-08-18 | Burndy Engineering Co Inc | Power-operated tool with automatic control valve system |
US3289546A (en) * | 1964-08-11 | 1966-12-06 | Caterpillar Tractor Co | Hydraulic actuating mechanism |
-
1966
- 1966-10-21 US US588481A patent/US3400634A/en not_active Expired - Lifetime
-
1967
- 1967-10-16 GB GB47038/67A patent/GB1206607A/en not_active Expired
- 1967-10-20 BE BE705445D patent/BE705445A/xx unknown
- 1967-10-21 DE DE19671650333 patent/DE1650333A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
US3400634A (en) | 1968-09-10 |
GB1206607A (en) | 1970-09-23 |
DE1650333A1 (en) | 1971-04-15 |