IT1017715B - CONTROL DEVICE FOR HYDRAULICALLY OPERATED VALVE BUCKETS - Google Patents
CONTROL DEVICE FOR HYDRAULICALLY OPERATED VALVE BUCKETSInfo
- Publication number
- IT1017715B IT1017715B IT25716/74A IT2571674A IT1017715B IT 1017715 B IT1017715 B IT 1017715B IT 25716/74 A IT25716/74 A IT 25716/74A IT 2571674 A IT2571674 A IT 2571674A IT 1017715 B IT1017715 B IT 1017715B
- Authority
- IT
- Italy
- Prior art keywords
- control device
- operated valve
- hydraulically operated
- buckets
- valve buckets
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/14—Grabs opened or closed by driving motors thereon
- B66C3/16—Grabs opened or closed by driving motors thereon by fluid motors
-
- 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
- F15B7/00—Systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors
- F15B7/06—Details
- F15B7/10—Compensation of the liquid content in a system
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2339204A DE2339204C3 (en) | 1973-07-31 | 1973-07-31 | Control device for motor-hydraulic grabs |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1017715B true IT1017715B (en) | 1977-08-10 |
Family
ID=5888716
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT25716/74A IT1017715B (en) | 1973-07-31 | 1974-07-30 | CONTROL DEVICE FOR HYDRAULICALLY OPERATED VALVE BUCKETS |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE2339204C3 (en) |
GB (1) | GB1473420A (en) |
IT (1) | IT1017715B (en) |
NO (1) | NO742760L (en) |
SE (1) | SE411378B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2593796A1 (en) * | 1986-02-04 | 1987-08-07 | Realisa Meca Chaudronneri Et | Apparatus for vertical handling of a load |
US4953639A (en) * | 1989-09-08 | 1990-09-04 | Ingersoll-Rand Company | Closed loop hydraulic drill feed system |
AT396613B (en) * | 1992-05-15 | 1993-10-25 | Hoerbiger Fluidtechnik Gmbh | HYDRAULIC OPERATING ARRANGEMENT FOR A VEHICLE TAIL |
GB9726517D0 (en) * | 1997-12-16 | 1998-02-11 | Smiths Industries Ltd | Hydraulic apparatus |
-
1973
- 1973-07-31 DE DE2339204A patent/DE2339204C3/en not_active Expired
-
1974
- 1974-07-30 NO NO742760A patent/NO742760L/no unknown
- 1974-07-30 IT IT25716/74A patent/IT1017715B/en active
- 1974-07-30 GB GB3365274A patent/GB1473420A/en not_active Expired
- 1974-07-30 SE SE7409793A patent/SE411378B/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE2339204B2 (en) | 1980-05-08 |
SE411378B (en) | 1979-12-17 |
GB1473420A (en) | 1977-05-11 |
DE2339204A1 (en) | 1975-02-13 |
NO742760L (en) | 1975-02-24 |
SE7409793L (en) | 1975-02-03 |
DE2339204C3 (en) | 1981-01-08 |
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