| 摘要 |
PROBLEM TO BE SOLVED: To provide packing for a toilet bowl wash water tank capable of providing sure seal performance between a wash water outflow port of the wash water tank placed and arranged in the upper part of a toilet bowl body and a wash water inflow port of the toilet bowl body, while facilitating work in construction for installing the wash water tank in the toilet bowl body. SOLUTION: This packing 3 for the toilet bowl wash water tank seals a part between the wash water tank 2 having a drain cylindrical part 2b projected downward from a bottom 2a and the toilet bowl body 1 having the wash water inflow port 6 for inserting the drain cylindrical part. The packing has a first cylindrical part 3a for watertightly fitting the drain cylindrical part, a disk 3c integrally extended outward in a collar shape from the end of the first cylindrical part or the vicinity of the end and abutting on the toilet bowl upper surface 1c of the peripheral edge of the wash water inflow port, and a second cylindrical part 3b integrally extended upward from the outer peripheral edge of the disk. The packing is constituted so that the second cylindrical part can expand and contract in the vertical direction, a second cylindrical part lower end abuts on the toilet bowl upper surface, and a second cylindrical part upper end abuts on the under surface of the wash water tank. COPYRIGHT: (C)2005,JPO&NCIPI
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