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A platform for research: civil engineering, architecture and urbanism
LID BODY OF CLEANING HOLE JOINT, AND CLEANING HOLE JOINT
PROBLEM TO BE SOLVED: To provide a lid body of a cleaning hole joint capable of facilitating opening/closing operation with a general purpose tool while saving its space, and a cleaning hole joint using the lid body.SOLUTION: A lid body of a cleaning hole joint includes: an insertion cylindrical part that is inserted into a cleaning hole part 13 of a cleaning hole joint 10; an annular flange part 23 that is formed so as to extend radially outward from one end of the insertion cylindrical part; a plurality of engagement projections that are engaged to a plurality of engagement grooves formed in the cleaning hole part 13 by rotating them around the central axis of the insertion cylindrical part; and a pair of tool engagement grooves 40 that are formed on both sides across the center of the flange part 23, in the flange part 23.
【課題】省スペース化を図りつつ、汎用工具を用いて容易に開閉操作を行うことのできる掃除口継手の蓋体、及びそれを用いた掃除口継手を提供する。【解決手段】掃除口継手１０の掃除口部１３に挿入される挿入筒部と、挿入筒部の一端から径方向外方に延びるよう形成された環状のフランジ部２３と、挿入筒部の中心軸周りに回転させることによって掃除口部１３に形成された複数の係合溝に係合される複数の係合突起と、フランジ部２３において、フランジ部２３の中心を挟んだ両側に形成された一対の工具係合溝４０と、を備える。【選択図】図１１
LID BODY OF CLEANING HOLE JOINT, AND CLEANING HOLE JOINT
PROBLEM TO BE SOLVED: To provide a lid body of a cleaning hole joint capable of facilitating opening/closing operation with a general purpose tool while saving its space, and a cleaning hole joint using the lid body.SOLUTION: A lid body of a cleaning hole joint includes: an insertion cylindrical part that is inserted into a cleaning hole part 13 of a cleaning hole joint 10; an annular flange part 23 that is formed so as to extend radially outward from one end of the insertion cylindrical part; a plurality of engagement projections that are engaged to a plurality of engagement grooves formed in the cleaning hole part 13 by rotating them around the central axis of the insertion cylindrical part; and a pair of tool engagement grooves 40 that are formed on both sides across the center of the flange part 23, in the flange part 23.
【課題】省スペース化を図りつつ、汎用工具を用いて容易に開閉操作を行うことのできる掃除口継手の蓋体、及びそれを用いた掃除口継手を提供する。【解決手段】掃除口継手１０の掃除口部１３に挿入される挿入筒部と、挿入筒部の一端から径方向外方に延びるよう形成された環状のフランジ部２３と、挿入筒部の中心軸周りに回転させることによって掃除口部１３に形成された複数の係合溝に係合される複数の係合突起と、フランジ部２３において、フランジ部２３の中心を挟んだ両側に形成された一対の工具係合溝４０と、を備える。【選択図】図１１
LID BODY OF CLEANING HOLE JOINT, AND CLEANING HOLE JOINT
掃除口継手の蓋体及び掃除口継手
HANAKI HIROAKI (author) / MIYAMICHI TOMOTSUGU (author)
2015-11-12
Patent
Electronic Resource
Japanese
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