| 摘要 |
Disclosed is a flush toilet holding tank (8) mounted on a flush toilet main body (2) and used by joining to the flush toilet main body, comprising: a tank bottom surface (14a) on which a tank drain opening is provided for causing flush water to flow to the flush toilet main body; a tank main body (14) furnished with a tank side surface (14b) extending upward from the tank bottom surface; a tank affixing portion (16) furnished with an projecting portion (16a) protruding outside of an area [defined by] vertically projecting a closed curve (C) at the outside perimeter of the tank bottom surface; and an affixing means (10, 22b) for joining the tank main body to the flush toilet main body via a tank affixing portion by affixing the projecting portion to the flush toilet main body by an operation from outside the flush toilet main body and the tank main body. |
