FIELD: mining; applicable in installation and dismantling and load handling and delivery operations. SUBSTANCE: hoist is made of two identical carriages with blocks and jack installed between blocks. Blocks are coupled on one axle and pulling member of two slings, each with its one end being attached to one of carriages and connected with hook suspension through the block of its carriage by bending over the block of opposite carriage. Jack is made in form of two screws with sliding nuts hinged to running carriages. Screws are located on one straight line and interact through drive mechanism. Drive mechanism is installed on additional carriage located between two running (load) carriages. EFFECT: higher efficiency. 6 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| MONORAIL TRACK WITH LOAD-HOISTING DEVICE | 0 |
|
SU1812321A1 |
| HOIST FOR INCLINED TRAVELS OF LOAD | 0 |
|
SU962192A1 |
| ELECTRIC HOIST | 0 |
|
SU1838228A3 |
| LOAD-UNLOAD DEVICE | 0 |
|
SU1787927A1 |
| DEVICE FOR CONSTRUCTION OF MINE SHAFTS | 1997 |
|
RU2141030C1 |
| MONORAIL CONVEYING SYSTEM | 0 |
|
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| MONORAIL OVERHEAD-TRACK HOIST | 1990 |
|
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| MONORAIL TRANSPORT SYSTEM | 0 |
|
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| ERECTED PNEUMATIC SELF-MOVING EQUIPMENT (EPME) | 2006 |
|
RU2327000C2 |
| METHOD OF LOAD TRANSFER AND HOISTING-AND-CONVEYING DEVICE FOR ITS EMBODIMENT | 1995 |
|
RU2078934C1 |
