| 摘要 |
IN THE CASE OF THIS MULTI-STAGE CAGE (2) EQUIPMENT FOR FINE POSITIONING OF THE CAGES (3, 4) OF A MULTI-STAGE CAGE (2) FOR A LIFT IS PROVIDED, WHEREIN THE CAGE THRESHOLDS OF THE CAGES (3, 4) ARE POSITIONABLE AT THE LEVEL OF THE STOREY THRESHOLDS. ADJUSTING EQUIPMENT OPERATING ON THE PRINCIPLE OF A DIFFERENTIAL BLOCK AND PULLEY IS PROVIDED FOR FINE POSITIONING OF THE CAGES (3, 4), THE EQUIPMENT COMPRISING AN ENDLESS CABLE (32) GUIDED OVER DEFLECTING ROLLERS (25, 26, 30, 31) ARRANGED AT THE MAIN FRAME (5) OF THE MULTI-STAGE CAGE (2) AND OVER DEFLECTING ROLLERS (20, 23) ARRANGED AT THE CAGES (3, 4), WHEREIN THE CAGES (3, 4) EXECUTE VERTICAL MOVEMENTS OF OPPOSITE SENSE.
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