PUMP APPARATUS
PROBLEM TO BE SOLVED: To attain weight reduction as much as possible so to be suitably installed, for example, on a drainage pump wheel, and also to be installed on the water such as a water channel easily and rapidly, and convenience upon conveyance. SOLUTION: A pump casing 32 is formed out of foam...
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Zusammenfassung: | PROBLEM TO BE SOLVED: To attain weight reduction as much as possible so to be suitably installed, for example, on a drainage pump wheel, and also to be installed on the water such as a water channel easily and rapidly, and convenience upon conveyance. SOLUTION: A pump casing 32 is formed out of foam body such as foamed plastic, preferably having the volume set so as to have a size large enough to float the whole pump apparatus on the water. COPYRIGHT: (C)2003,JPO |
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