FLUSH TOILET

摘要

The present invention provides a flush toilet for simplifying structures used for backflow prevention and the like, and for reducing the number of parts. A flush toilet comprises a toilet main unit 2 provided with a bowl portion 12, a rim water spouting port 18 and jet water spouting port 16, and a drain trap pipe 14; a reservoir tank 20; a flush water supply means 34 for supplying flush water to the rim water spouting port the reservoir tank; a pressurizing pump 22 for pressurizing flush water in the reservoir tank; a jet-side water supply path 46 for supplying flush water pressurized by the pressurizing pump to the jet water spouting port; an overflow path 70, the lower end of which is connected downstream of the highest position of the jet-side water supply, and the upper end of which opens in the upper side of the reservoir tank; and a flapper valve 72 provided on the overflow path; wherein a highest position L1 of the jet-side water supply path is set to be equal to or higher than the position of a highest water level L3 inside the reservoir tank; an overflow path upper end position L2 is set to be equal to or higher than the position of L3; the overflow path upper end position L2 is set to be higher than an overflow path lower end position L6 and a bowl portion accumulated water level L7; and L6 is set to be equal to or higher than L7.