DE139790C - - Google Patents
Info
- Publication number
- DE139790C DE139790C DENDAT139790D DE139790DA DE139790C DE 139790 C DE139790 C DE 139790C DE NDAT139790 D DENDAT139790 D DE NDAT139790D DE 139790D A DE139790D A DE 139790DA DE 139790 C DE139790 C DE 139790C
- Authority
- DE
- Germany
- Prior art keywords
- blades
- tie rods
- weight
- weights
- traverse
- 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
- 230000005484 gravity Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 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
- 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
- B66C3/12—Grabs actuated by two or more ropes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE139790C true DE139790C (enrdf_load_stackoverflow) |
Family
ID=407512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT139790D Active DE139790C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE139790C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT139790D patent/DE139790C/de active Active
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