BULLDOZER WORK VEHICLE WITH REAR SHOVEL EQUIPPED WITH A PRESSURE FLUID HYDRAULIC CIRCUIT

摘要

at. Work vehicle fitted with a pressure fluid circuit which comprises: a pressure pump, work equipment mounted to pivot about a vertical axis, a pressure fluid circuit connected to the pump to activate the work equipment, a control device for rotating all of the work equipment, a fluid pressure circuit to connect the pump and the control device to put it into action. /P P b. Vehicle characterized by a control valve provided on the pressure fluid circuit to actuate the control device, and a bypass line to connect a supply line and an outlet line to a portion of said pressure fluid circuit. pressure between the control valve and the control device. /P P c. Device applicable to a bulldozer vehicle equipped with a digging shovel.