| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve a manual portable spray which is convenient to be carried, maintains an injection direction, and is equipped with a malfunction preventing mechanism. <P>SOLUTION: In the manual portable spray which allows an operating head equipped with an injection nozzle to rise and fall by engaging the operating head with a guide cylinder, the operating head is provided with a groove or rib extending along an axis line of the operating head, the guide cylinder is provided with a rib or groove capable of sliding vertically by being engaged with the groove or rib, and a stopper having a pawl capable of protruding from/retreating into the groove installed in the operating head or guide cylinder is pivoted to the guide cylinder. <P>COPYRIGHT: (C)2011,JPO&INPIT |
