A winch for winding and unwinding a cable or a sheet, comprising a support structure (3), a drum (2) capable of rotating around a rotation axis (X), a transmission shaft (7) adapted to cause the drum (2) to rotate, a motor (5) provided with a driver, a device for varying the transmission ratios between the motor (5) and the drum (2) with at least two transmission ratios, at least one load cell for measuring the load acting on the cable and for continuously transmitting data on the load to a control system during the operation of the winch, so as to control the driver of the motor (5) and to vary the transmission ratios as a function of the load need.
WINCH FOR HEAVY LOADS
WINDE FÜR SCHWERLASTEN
TREUIL POUR DES CHARGES LOURDES
2016-07-06
Patent
Electronic Resource
English
IPC: | B66D Haspeln , CAPSTANS |
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