DE252598C - - Google Patents
Info
- Publication number
- DE252598C DE252598C DENDAT252598D DE252598DA DE252598C DE 252598 C DE252598 C DE 252598C DE NDAT252598 D DENDAT252598 D DE NDAT252598D DE 252598D A DE252598D A DE 252598DA DE 252598 C DE252598 C DE 252598C
- Authority
- DE
- Germany
- Prior art keywords
- boom
- drums
- crane
- hoist
- stop
- 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.)
- Active
Links
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- 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
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/03—Cranes with arms or jibs; Multiple cranes
- B66C2700/0392—Movement of the crane arm; Coupling of the crane arm with the counterweights; Safety devices for the movement of the arm
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE252598C true DE252598C (cs) |
Family
ID=510941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT252598D Active DE252598C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE252598C (cs) |
-
0
- DE DENDAT252598D patent/DE252598C/de active Active
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