| 摘要 |
PROBLEM TO BE SOLVED: To provide a siphon jet type flush toilet bowl efficiently generating siphon action in a short time while reducing noise made when wash water is discharged from a jet hole. SOLUTION: The siphon jet type flush toilet bowl has a water support port provided in a rear part or a rear part upper face of the toilet bowl; a jet conduit communicating with the jet hole provided in a bottom part of a toilet bowl part; rim conduits communicating with a rim water discharge hole provided in an upper part of the toilet bowl part; and a water supply passage communicating with the water supply port to supply wash water to the jet conduit 4b and rim conduits 6d, 6e. Water supply piping 3 is disposed in a space leading to the upper reaches of the jet conduit from the water supply passage, and one end of the water supply piping 3 is connected in a watertight manner to the water supply port, while an opening at the other end faces close to standing water, above the water sealing height position of the standing water in the jet conduit 4b. COPYRIGHT: (C)2006,JPO&NCIPI
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