| 摘要 |
<p>The gun has a fluid passageway arranged in a gun body (13), and a handle (20) attached to the body. A handle switch (15) is movably arranged on the handle by a rivet for opening and shutting the fluid passageway. A buckle (14) is movably arranged on the handle via a switch shaft and arranged with a roughly cylinder shaped roll-over stand and/or with a convex arc shaped buckle head. A pair of roll-over stands is arranged on the buckle and symmetrical with each other. The handle is arranged with a buckle holder to hold the buckle when the buckle returns.</p> |
