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A platform for research: civil engineering, architecture and urbanism
BASIN COVER, METHOD FOR REMOVING BASIN COVER, AND METHOD FOR CONSTRUCTING BASIN COVER
PROBLEM TO BE SOLVED: To provide the basin cover that can be easily constructed and can contribute to labor saving.SOLUTION: The basin cover 1 comprises a cylindrical portion 2 in which a seal groove 2a recessed inward in the radial direction is formed and a cover portion 3 integrally formed with the cylindrical portion 2 and located above the cylindrical portion 2. An outer diameter of the cover portion 3 is larger than the outer diameter of a portion above the seal groove 2a in the cylindrical portion 2. A groove 4 recessed upward is formed in an outer peripheral wall of the cover portion 3.SELECTED DRAWING: Figure 1
【課題】ますの施工を容易化および省力化することができるます用蓋を提供する。【解決手段】ます用蓋１は、径方向の内方に凹んだシール溝２ａが形成された筒部２と、筒部２と一体的に形成されかつ筒部２の上方に位置する蓋部３とを備える。蓋部３の外径は、筒部２におけるシール溝２ａの上方の部分の外径よりも大きい。蓋部３の外周壁に、上方に凹んだ溝４が形成されている。【選択図】図１
BASIN COVER, METHOD FOR REMOVING BASIN COVER, AND METHOD FOR CONSTRUCTING BASIN COVER
PROBLEM TO BE SOLVED: To provide the basin cover that can be easily constructed and can contribute to labor saving.SOLUTION: The basin cover 1 comprises a cylindrical portion 2 in which a seal groove 2a recessed inward in the radial direction is formed and a cover portion 3 integrally formed with the cylindrical portion 2 and located above the cylindrical portion 2. An outer diameter of the cover portion 3 is larger than the outer diameter of a portion above the seal groove 2a in the cylindrical portion 2. A groove 4 recessed upward is formed in an outer peripheral wall of the cover portion 3.SELECTED DRAWING: Figure 1
【課題】ますの施工を容易化および省力化することができるます用蓋を提供する。【解決手段】ます用蓋１は、径方向の内方に凹んだシール溝２ａが形成された筒部２と、筒部２と一体的に形成されかつ筒部２の上方に位置する蓋部３とを備える。蓋部３の外径は、筒部２におけるシール溝２ａの上方の部分の外径よりも大きい。蓋部３の外周壁に、上方に凹んだ溝４が形成されている。【選択図】図１
BASIN COVER, METHOD FOR REMOVING BASIN COVER, AND METHOD FOR CONSTRUCTING BASIN COVER
ます用蓋、ます用蓋の取り外し方法、および、ますの施工方法
NAKAI YOSHITAKA (author) / HASEGAWA HIROICHI (author)
2018-06-14
Patent
Electronic Resource
Japanese
CONNECTION STRUCTURE OF BASIN COVER, AND CONSTRUCTION METHOD OF BASIN COVER
| European Patent Office | 2024