FIELD: material handling facilities.
SUBSTANCE: invention relates to hoisting device, namely cranes, installed in window apertures. Proposed crane includes carrying frame 4 installed in window aperture, rocking U-shaped boom 7 with dampers 11 in form of hydraulic cylinders with return springs, and load-lifting winch 16.
EFFECT: provision of smooth movement of boom when delivering loads into building and automatic return of boom in working position.
4 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| CRANE FOR LIFTING AND FEEDING CARGOES THROUGH BUILDING WINDOW OPENING | 2006 |
|
RU2328439C1 |
| CRANE FOR LIFTING AND DELIVERING LOADS INTO WINDOW APERTURE IN BUILDING | 1991 |
|
RU2048423C1 |
| JIB CRANE | 0 |
|
SU1705230A1 |
| RECEIVING SITE FOR LOADS FEEDING IN SPACE OF BUILDING | 1991 |
|
RU2016989C1 |
| 0 |
|
SU299455A1 | |
| PORTABLE LOAD-LIFTING CRANE | 0 |
|
SU1801930A1 |
| 0 |
|
SU254048A1 | |
| CRANE FOR CONSTRUCTION LOADS | 0 |
|
SU1799847A1 |
| HOISTING DEVICE | 1995 |
|
RU2084395C1 |
| CRANE FOR LIFTING AND DELIVERING LOADS TO WINDOW OPENING OF BUILDING | 0 |
|
SU1772073A1 |
