FIELD: transport.
SUBSTANCE: crane comprises bottom structure including ground grip elements, top structure articulated with bottom structure so that top structure can turn relative to bottom one. One of top and bottom structures comprises first structure with rim at its surface while another one structure of said top and bottom structures comprises second structure and jib to turn at top structure. Additionally, this crane comprises drive system including at least two gears arranged common carcass and engaged with rim teeth, and element of engagement between carcass and second structure, and two turn axles between carcass and second structure.
EFFECT: increased number of gears of the drive, decreased number of independent components in crane assembly and disassembly.
18 cl, 14 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| SELF-PROPELLED HOISTING CRANE AND METHOD OF ITS ASSEMBLY (VERSIONS) | 2009 |
|
RU2509713C2 |
| TOOL | 1991 |
|
RU2046885C1 |
| LIFTING CRANE WITH DISPLACING COUNTERWEIGHT | 2010 |
|
RU2556678C2 |
| CRANE | 0 |
|
SU1576478A1 |
| LIFTING CRANE GUYS EXPANDER AND METHOD OF ITS ADJUSTMENT | 2010 |
|
RU2532204C2 |
| SELF-PROPELLED HOISTING CRANE AND METHOD OF ITS ASSEMBLY (VERSIONS) | 2008 |
|
RU2476371C2 |
| METHOD FOR ASSEMBLING, DISMANTLING AND TRANSPORTATION OF MOBILE CRANE | 2010 |
|
RU2542828C2 |
| COMPRESSIBLE STOPPER FOR USE IN LIFT CRANE AND CRANE FITTED WITH IT | 2010 |
|
RU2544255C2 |
| COMBINATION OF DRIVE DRUM AND AUTOMOTIVE CATERPILLAR CHAIN AND METHOD OF CRAWLER TENSIONING | 2009 |
|
RU2492095C2 |
| SUPPORT-ROTATING DEVICE | 2007 |
|
RU2338680C1 |
