A lift truck which comprises an internal combustion engine unit (1), at least one pair of drive wheels (2) and a hydrostatic transmission system (3) from the engine unit (1) to the drive wheels (2);a hydraulic system (10) for actuating at least one actuator unit (11) comprising at least one main circuit (12) for distributing a hydraulic fluid and at least one auxiliary circuit (13) for actuating the actuator unit (11);the auxiliary circuit (13) comprises at least a first branch (15) for delivery of the hydraulic fluid to the actuator unit (11) and at least a second branch (16) for return from the actuator unit (11);the auxiliary circuit (13) comprises at least a third branch (17) along which is positioned at least one dissipating unit (18);the auxiliary circuit (13) comprises a selective distribution unit (19) configured to pass at least between a first operating position, at which it is in communication with the third branch (17), and a second operating position, at which it is in communication with the actuator unit (11);a control and control unit (6) is configured to process at least one deceleration signal (8) and to receive at least one reference value of the engine unit (1); in the deceleration condition, the command and control unit (6) is configured for comparing the reference value received with a threshold value and, if the reference value exceeds the threshold value, the command and control unit (6) is configured for controlling at least the activation of the dissipating unit (18).
LIFT TRUCK
GABELSTAPLER
CHARIOT ÉLÉVATEUR
2023-07-05
Patent
Elektronische Ressource
Englisch
IPC: | B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF |