Abstract: The invention relates to a control method for controlling an actuating device in a handling machine, comprising: comparing (24) a magnitude representative of the movement speed executed or to be executed in response to a movement request signal to a threshold representative of a maximum authorised speed and controlling an actuating device according to the result of said comparison, so as to: execute or sustain (25) the movement of a handling arm as long as the magnitude representative of the speed of the movement executed or to be executed is less than said threshold, and prevent or stop (26) the movement of the handling arm as soon as the magnitude representative of the speed of movement executed or to be executed is greater than said threshold.

Abstract: The invention relates to a control method for controlling an actuating device (8) in a handling machine (1) comprising a main movable body (2) and a handling arm (6) intended to receive a load that is to be moved, the actuating device being configured to perform a movement of the handling arm in relation to the main body, the method comprising: measuring a parameter indicative of a tilting force applied to the main body in relation to a tilting axis, and stopping or hindering a movement of the handling arm performed or requested when a stopping condition is met, the stopping condition being dependent on the parameter indicative of the measured tilting force, and, in which, when a reinforced operating mode is selected, the stopping condition is also dependent on a parameter representative of the speed of the movement of the handling arm.

Abstract: The invention relates to a wheeled vehicle (1) comprising: a chassis (2) carrying an engine (4), a starter (5) of the engine and a device for actuating said starter (5), a control unit, and an activatable/deactivatable device for energising the control unit, said vehicle (1) having an economical operating mode in which, in the activated state of the energising device, the control unit is designed to allow the motor (4) to be stopped without actuation of the energising device, said stoppage being called energised stoppage of the engine (4). The vehicle (1) comprises a memory for storing data relating to the number of starts of the engine (4) and the control unit is designed to allow or prohibit the energised stoppage of the engine (4), in the economical operating mode, according to said stored data.

Abstract: Disclosed is a cherry picker (1) comprising a chassis (2), a heat engine (4), a starter (5) and a starter actuator (62) for said engine (4), a platform (8), means (9) for lifting the platform (8) that include a lifting arm (91), a control console (10) that includes a control unit (26) for the lifting means (9), a drive unit configured to control at least the arm (91) according to the data input into the control console (10), a member for powering the drive unit (11), a member (12) for activating/deactivating the control unit (26) for the lifting means (9), said member (12) being mounted to as to be movable between an inactive position, in which the control unit (9) for the lifting means (9) is deactivated, and an active position.

Abstract: The invention relates to a system (10) for controlling industrial or all-terrain vehicle functions, which comprises data processing means (20), such as a computer, and a plurality of devices (10a-10g) for controlling industrial or all-terrain vehicle functions. The control devices are arranged in a network with the data processing means (20) according to a master-slave model, and each control device comprises at least one first control member (3a) sensitive to contact and connectors (2), a computing circuit (1) with at least one data processing unit (MC), a memory in which is stored a unique identifier associated with said control device, and at least one first control state visualization member (4a). The data processing means (20) are configured to transmit to each identified control device (10a-10g) a request to obtain a feedback of information from the associated processing unit.

Abstract: A modification system is provided for modifying the steering ratio for a vehicle having a tiltable telescopic boom arm (6). The vehicle has steered wheels (11), a steering wheel, and a steering transmission device serving to transmit steering movement between the steering wheel and the steered wheels (11) with a steering ratio R=Alpha/Beta. Beta is the steering angle of the wheels, and Alpha is the turning angle of the steering wheel. The system includes a sensor configured to determine a parameter relating to the telescopic arm. A control module controls the steering ratio that is configured to modify the steering ratio R as a function of the parameter relating to the telescopic arm. A wheeled vehicle is provided, fitted with such a steering ratio modification system.

Abstract: The invention relates to a modification system for modifying the steering ratio for a vehicle having steered wheels (11), a steering wheel (10), and a steering transmission device (20) serving to transmit steering movement between the steering wheel (10) and the steered wheels (11) with a steering ratio R=Alpha/Beta, where Alpha is the turning angle of the steering wheel, and Beta is the steering angle of the wheels; said system comprising a device for determining the angular speed of the steering wheel. Said system comprises a module (102) for controlling the steering ratio R configured to calculate the steering ratio as a function of the angular speed of the steering wheel (10). The invention also relates to a wheeled vehicle fitted with such a steering ratio modification system.

Abstract: The invention relates to a load-handling vehicle provided with a driver's cab (1) and including a device for transporting a tool (2), which device comprises a telescopic boom (3) mounted to pivot in a plane parallel to the longitudinal plane of the vehicle (B-B) by means of a lifting jack (4) under the control of a power plant (5) arranged in a side casing (6), which plane is vertical when the vehicle is resting on horizontal ground (7) via wheels (8, 9, 10, 11), of which at least two front wheels or two rear wheels are driven by said power plant, the power plant comprising an engine (5A), a hydrostatic pump (5B), and a hydraulic pump (5C). According to the invention, said pumps (5B, 5C) and at least 40% of the footprint area of said engine (5A) as projected onto a plane that is horizontal when the vehicle is resting on horizontal ground are located under said boom (3).

Abstract: A method is provided for adjusting a handling machine (1) involves moving a control member (2) for controlling an actuator (7) or a motor (11) to adjust a maximum operating speed of the actuator (7) or motor (11) tool. The method includes memorizing a maximum speed setting in a suitable memory (4), and subjecting the work of the handling machine (1) to a control law, not exceeding the memorized maximum speed of operation. The method is applied of the adjustment method to a handling machine (1) including a plurality of actuators (7, 9, 11, 13, 15) and at least one actuator control member (2, 3).

Abstract: The invention provides a modification system for modifying the steering ratio for a vehicle having a tiltable telescopic boom arm (6), the vehicle having steered wheels (11), a steering wheel, and a steering transmission device serving to transmit steering movement between the steering wheel and the steered wheels (11) with a steering ratio R=Alpha/Beta, where Beta is the steering angle of the wheels, and Alpha is the turning angle of the steering wheel. The system includes a sensor configured to determine a parameter relating to the telescopic arm, e.g. an angle sensor for sensing the angle (Af) formed between the telescopic arm and the bearing plane of the wheels of the vehicle on the ground, and/or a sensor for sensing the length (L6) of the telescopic arm, and a control module for controlling the steering ratio that is configured to modify the steering ratio R as a function of said parameter relating to the telescopic arm.

Abstract: The invention relates to a load-handling vehicle provided with a driver's cab (1) and including a device for transporting a tool (2), which device comprises a telescopic boom (3) mounted to pivot in a plane parallel to the longitudinal plane of the vehicle (B-B) by means of a lifting jack (4) under the control of a power plant (5) arranged in a side casing (6), which plane is vertical when the vehicle is resting on horizontal ground (7) via wheels (8, 9, 10, 11), of which at least two front wheels or two rear wheels are driven by said power plant, the power plant comprising an engine (5A), a hydrostatic pump (5B), and a hydraulic pump (5C). According to the invention, said pumps (5B, 5C) and at least 40% of the footprint area of said engine (5A) as projected onto a plane that is horizontal when the vehicle is resting on horizontal ground are located under said boom (3).

Abstract: The invention relates to a method for starting and stopping an internal combustion engine of an industrial truck, wherein said industrial truck comprises an electric starter and an auxiliary hydraulic starter. Said method comprises steps of testing safety conditions (103), detecting instructions or requests from the operator (104), and testing auxiliary hydraulic starting conditions (105).