Patent ID: 6385518
Filing Date: 2002-05-07
Classification: B60G,B66F

Abstract:
A fork-lift truck, comprising a vehicle frame supported by front and rear wheels, at least one of which is adapted to be driven, further comprising a load-receiving means which is adjustable along a mast at least in height by means of a power-exerting means, a safety device which detects a tilt of the truck and is in operative communication at least with an alarm signal emitter, at least one load sensor (12) being associated with at least one wheel, and the safety device (14) including a comparison device which provides a signal to the alarm signal emitter (16) when one or more of the wheel loads measured fall below a preset value, characterized in that the gradient of the wheel load is evaluated by the comparison device, and a signal is provided to the alarm signal emitter if the wheel load and the wheel load gradient reach preset combinations.