摘要 |
PROBLEM TO BE SOLVED: To provide a flush water tank device capable of stably supplying flush water to a toilet bowl body by accurately detecting the level of water even if a flush water tank is tilted in the longitudinal direction, and also to provide a flush toilet bowl having the flush water tank device.SOLUTION: The flush water tank device includes the flush water tank 20 for storing flush water for flushing the toilet bowl body 2, a water supply device 24 for supplying flush water into the flush water tank 20, a drain device 26 for draining the flush water in the flush water tank 20 to the toilet bowl body 2, and a float switch 28 which is installed on the inside upper part of the flush water tank 20 and which detects the dead level of the flush water supplied into the flush water tank 20 by the water supply device 24. The flush water tank 20 is of a flat type the height of which is shorter than the length of the bottom surface part in the longitudinal direction. The float switch 28 is installed in the flush water tank 20 at the generally center area in the longitudinal direction. |