| 摘要 |
A hydraulic cleaning device in the form of a water gun, having a high pressure water nozzle for ejection of fluid under high pressure against a surface to be cleaned; the water gun has a two part pivotable handle assembly for manual control of the water gun; the grip portion of the handle controls the on and off water pressure through the jet nozzle and another portion of the pivotable handle assembly controls a dump valve having a by-pass outlet which dumps the fluid from the high pressure nozel, when the handle is released.
|
