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CONSTRUCTION MACHINE WITH ACTIVE RIDE CONTROL
A construction machine including a variable displacement pump, and a boom cylinder including a rod operable to extend and retract to move a boom of the construction machine. A first chamber of the boom cylinder is configured to be supplied with fluid from the pump during rod extension while fluid is removed from a second chamber of the boom cylinder. The second chamber of the boom cylinder is configured to be supplied with fluid from the pump during rod retraction while fluid is removed from the first chamber of the boom cylinder. The construction machine has an active ride control mode in which a valve between the boom cylinder and the pump remains open, and the pump is configured to actively damp pressure fluctuations in the boom cylinder by variation of a displacement setting.
CONSTRUCTION MACHINE WITH ACTIVE RIDE CONTROL
A construction machine including a variable displacement pump, and a boom cylinder including a rod operable to extend and retract to move a boom of the construction machine. A first chamber of the boom cylinder is configured to be supplied with fluid from the pump during rod extension while fluid is removed from a second chamber of the boom cylinder. The second chamber of the boom cylinder is configured to be supplied with fluid from the pump during rod retraction while fluid is removed from the first chamber of the boom cylinder. The construction machine has an active ride control mode in which a valve between the boom cylinder and the pump remains open, and the pump is configured to actively damp pressure fluctuations in the boom cylinder by variation of a displacement setting.
CONSTRUCTION MACHINE WITH ACTIVE RIDE CONTROL
CARDOSO RAFAEL (Autor:in) / HEEMSKERK EDWIN J J (Autor:in) / KARSTEN FRANK C (Autor:in) / BUSQUETS ENRIQUE (Autor:in) / GRUENENFELDER JEREMY (Autor:in)
25.05.2023
Patent
Elektronische Ressource
Englisch
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