| 摘要 |
PROBLEM TO BE SOLVED: To provide a floor pan which can enhance execution workability and can maintain heat insulating properties. SOLUTION: A floor pan body 1 having at least a washing place part 20 is provided with plate-shaped ribs 2 which are protruded downward almost throughout the whole surface on the backside of the place part 20; the ribs 2 cross each other so as to form a grid pattern, and reinforce the body 1; lower ends of the ribs 2 are located on almost the same horizontal plane; a metal plate 3 is mounted almost throughout the whole surface at the lower ends of the ribs 2 by using a fixing screw 7; and a leg part 14 for supporting the body 1 is provided on the backside of the metal plate 3. COPYRIGHT: (C)2004,JPO
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