LOAD-BALANCING DEVICE FOR ARTICULATED ARM, ASSOCIATED LOAD-HANDLING APPARATUS AND METHOD

摘要

The invention relates to a load-balancing device (4) for an articulated arm (2) capable of receiving a load (M) having a weight, the balancing device (4) being characterised in that it comprises a supporting system (54) capable of being attached to a stationary element (34) of the articulated arm (2), and an actuator element (48) capable of being attached to a movable input element (20) of the articulated arm (2), the balancing device (4) also including a lever arm (50) capable of exerting a force on said actuator element (48) in order to apply said force to the input element (20) of the articulated arm (2), the lever arm (50) having an adjustable length in accordance with the weight of the load (M).