| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a tool for cleaning an aquarium which uses siphon action and sucks up dirts such as remains of bait inside the aquarium together with soiled water to the outside so that foreign substances mixed in the aquarium never get stuck in the tool for cleaning. <P>SOLUTION: A siphon operation tool A includes: an tubular operation unit 20 integrated with a siphon pipe P; and a saclike bellow body 30 supported by the operation unit, communicated with the inside of the siphon pipe P, and having a pressing surface 32 on the upper surface. The bellow body 30 is held in a stretched state with its elasticity in a free state, and gives a pumping action in a water passage 24 of the siphon pipe P by pressing with one hand. <P>COPYRIGHT: (C)2012,JPO&INPIT |
