| 摘要 |
<p>The power steering system for a vehicle comprises a hydraulic circuit (2) carrying a power steering fluid and including: a main loop (3) having a fluid tank (4), a steering actuator (5) and a pump (6) which is driven by an electric motor assembly (7, 15); an auxiliary loop (12) branching from main loop (3) at a derivation point (13) and designed to bring a portion of said fluid in thermal contact with an electric motor assembly (7) so as to cool said assembly (7), and to carry said portion of fluid back to the main loop (3) at a return point (14).</p> |
