| 摘要 |
<p>Apparatus for changing an operative condition of a vehicle suspension, e.g. to level a vehicle to compensate for changed vehicle loading, comprises a device (12) operable by a fluid under pressure; a chamber (14) containing a quantity (22) of a vaporisable liquid; heating means (28) operable upon the liquid in the chamber to cause the liquid to generate vapour at an increased pressure; means such as a piston (16) for communicating the pressure of the vapour in the chamber to the fluid; conduit means (30) for flow of the fluid under pressure to or from the device (12); and valve means (32) for controlling flow of the fluid in the conduit means.</p> |
