| 摘要 |
PROBLEM TO BE SOLVED: To provide an internal type filter device capable of being mounted compactly on the side face of the inside of a water bath and cutting down the cost drastically.SOLUTION: In an internal type filter device formed on the side face of a water bath, a suction pipe P is constituted by jointing a first suction pipe half 17 and a second suction pipe half 30, which are formed to have semicircular cross sections, into principal rafters, and the individual suction pipe halves 17 and 30 individually by injection moldings. A filter case C has a sucking disk 50 on its back so that it can be adsorbed on the side face of the water bath.SELECTED DRAWING: Figure 10 |
