| 摘要 |
PROBLEM TO BE SOLVED: To provide a urinal in which, when a closing tool is attached to and removed from a cleaning hole upon cleaning of the urinal, failure in attachment and removal due to a urinary calculus adhered on the closing tool and the cleaning hole can be prevented.SOLUTION: The urinal comprises: a bowl part 4; a drainage port part 8 formed on a bottom part of the bowl part and comprising a drainage port 8a on its bottom; a drainage trap part 10 formed below the drainage port part; a drainage chamber 18 formed on a rear side of the drainage trap part and draining washing water drained from the drainage trap part to the side of a discharging part outside the urinal; a cleaning hole part 26 forming a cleaning hole 24 in a manner penetrating an inclined wall 22 separating the drainage port part and the drainage chamber part; a closing tool 28 detachably attached on the cleaning hole part to close the cleaning hole; a perforated plate 32 attached on the drainage port part, which covers all of the drainage port, the cleaning hole part and the closing tool attached on the cleaning hole part in a separated manner.SELECTED DRAWING: Figure 2 |
