| 摘要 |
PROBLEM TO BE SOLVED: To provide a toilet seat in which impact and loading resistance performance is improved and which has high safety and durability. ! SOLUTION: In a configuration, screw receiving parts 316 in which screws can be screwed are provided in a plurality of places on an inner surface of an upper toilet seat case 310, screw hole parts 326 in which screws 340 can be inserted are provided at places corresponding to the screw receiving parts on the inner surface of a lower toilet seat case 320, and the upper toilet seat case 310 and the lower toilet seat case 320 are connected by inserting the screw 340 into the screw hole part 326 and screwing it to the screw receiving part 316. A weak breakage part 318 is provided at a tip part of one of the screw receiving part 316 and the screw hole part 326, and when an excessive load with an impact is applied on a sitting surface of a toilet seat, the weak breakage part breaks, so that it is avoided that the load is applied on the screw receiving part and t |
