| 摘要 |
<p>A pump dispenser imparting a trigger motion accurately to a piston and ensuring a stabilized motion of the piston. Under a state fixed to a container, the manual trigger pump dispenser A compresses liquid in a cylinder section (21) through a piston section (3) by moving a trigger structure (1) and ejects that liquid from a nozzle hole. A base body (2) is secured to the mouth of the container through a packing structure (4)and the cylinder section (21) is formed in the base body (2) in parallel with a bent cylinder section (22). The trigger structure (1) comprises a trigger section (12), a second valve case section (11) being fixed to the base body (2), and a trigger guide section (13) sliding in the bent cylinder section (22).</p> |
