公开(公告)号：WO2019086406A1

公开(公告)日：2019-05-09

申请号：PCT/EP2018/079631

申请日：2018-10-30

Applicant: DANA ITALIA S.R.L.

Inventor： MOSER, Davide ,  FASANO, Stefano ,  BARTOLI, Maurizio

IPC: B62D5/06 ,  B62D7/15 ,  B62D5/12 ,  B62D5/065

CPC classification number: B62D7/1509 ,  B62D5/065 ,  B62D5/12

Abstract: The invention relates to a hydraulic circuit (100; 200; 300; 400), in particular to a hydraulic steering circuit for steering at least one vehicle axle, the hydraulic circuit comprising: a first fluid path (4) having a first end (1) and a second end (2) and providing fluid communication or selective fluid communication between the first end (1) and the second end (2) of the first fluid path (4); and a second fluid path (7) providing fluid communication or selective fluid communication between the first end (1) of the first fluid path (4) and the second end (2) of the first fluid path (4), in parallel to the first fluid path (4) or to a section thereof; wherein the first fluid path (4) comprises a first hydraulic displacement unit (6); and wherein the second fluid path (7) comprises at least a first proportional bypass control valve (8) for controlling a bypass fluid flow in the second fluid path (7). The invention further relates to a driveline for a vehicle comprising said hydraulic steering circuit (100; 200; 300; 400).