| 摘要 |
<p>FLUID JET MACHINE A machine for directing fluid jets upwards to wash a vehicle or the like moves on a track under the vehicle and has a parallel link mechanism with nozzles mounted thereon for ejection of fluid, the parallel link mechanism oscillating to and fro so as to move the nozzles about the underside of the vehicle; and, optionally, the nozzles may also be swung in the fore-and-aft direction.</p> |
