| 摘要 |
<P>PROBLEM TO BE SOLVED: To carry out a foam injecting operation by a lever type trigger because a foam injector provided with a cylinder having a large and a small cylinder part on the upside and the down side has 2 cylinder parts large and small and 2 cylindrical piston parts large and small, and the friction resistance of an action member moving up and down in the cylinder is increased to make a push down operation is made heavier. <P>SOLUTION: The foam injector provided with the trigger is constituted so that an arm 19 is projected to the upward rear side from a cap like fitting column 9 engaged with a mouth neck part of a vessel body vertically provided with the cylinder, the upper part of a stem 7 of the action member is bent forward, the rear end of the latter half of a pair of left and right levers having the round side surface and the middle part of the latter half part are pivotally attached 29, 30 respectively to the left and right outside surface of the upper end of the arm and to the stem bent part and the first half of the lever is used as the trigger 31. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
