ATA628080A - Ladekran - Google Patents
LadekranInfo
- Publication number
- ATA628080A ATA628080A AT628080A AT628080A ATA628080A AT A628080 A ATA628080 A AT A628080A AT 628080 A AT628080 A AT 628080A AT 628080 A AT628080 A AT 628080A AT A628080 A ATA628080 A AT A628080A
- Authority
- AT
- Austria
- Prior art keywords
- loading crane
- crane
- loading
- Prior art date
Links
Classifications
-
- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/003—Systems with load-holding valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
- B66C23/90—Devices for indicating or limiting lifting moment
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
- F15B2211/50545—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using braking valves to maintain a back pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Jib Cranes (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0628080A AT368107B (de) | 1980-12-23 | 1980-12-23 | Ladekran |
DE8181890209T DE3175278D1 (en) | 1980-12-23 | 1981-12-23 | Loading crane |
EP81890209A EP0055247B1 (de) | 1980-12-23 | 1981-12-23 | Ladekran |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0628080A AT368107B (de) | 1980-12-23 | 1980-12-23 | Ladekran |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA628080A true ATA628080A (de) | 1982-01-15 |
AT368107B AT368107B (de) | 1982-09-10 |
Family
ID=3584717
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0628080A AT368107B (de) | 1980-12-23 | 1980-12-23 | Ladekran |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0055247B1 (de) |
AT (1) | AT368107B (de) |
DE (1) | DE3175278D1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3414183A1 (de) * | 1984-04-14 | 1985-10-24 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulische ueberlastungsschutzvorrichtung fuer einen ladekran |
DE3414182A1 (de) * | 1984-04-14 | 1985-10-24 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulische ueberlastungsschutzvorrichtung fuer ein hebezeug |
CN106185633B (zh) * | 2016-08-24 | 2018-02-23 | 三一汽车起重机械有限公司 | 平衡阀装置、起重机及升降机构 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE346762C (sv) * | 1970-11-04 | 1979-05-14 | Hiab Foco Ab | Sperr- och sekerhetsanordning vid hydrauliskt drivna kranar av vippkrantyp |
US3841493A (en) * | 1972-06-05 | 1974-10-15 | J Becker | Moment monitoring system for hydraulic-piston type cranes |
US3814265A (en) * | 1973-08-20 | 1974-06-04 | Harnischfeger Corp | Hydraulic crane control system having means for deactivating control valves when operating limit is exceeded |
SE422315B (sv) * | 1980-06-04 | 1982-03-01 | Hiab Foco Ab | Overlastskydd for hydrauliskt drivna kranar |
-
1980
- 1980-12-23 AT AT0628080A patent/AT368107B/de not_active IP Right Cessation
-
1981
- 1981-12-23 DE DE8181890209T patent/DE3175278D1/de not_active Expired
- 1981-12-23 EP EP81890209A patent/EP0055247B1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0055247A2 (de) | 1982-06-30 |
DE3175278D1 (en) | 1986-10-09 |
AT368107B (de) | 1982-09-10 |
EP0055247A3 (en) | 1984-07-25 |
EP0055247B1 (de) | 1986-09-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |