Rain trough
专利汇可以提供Rain trough专利检索，专利查询，专利分析的服务。并且PURPOSE: To prevent dust from being collected in the joint penetrated through connected part of eaves trough joint and eaves trough by providing flexible sheet folded in two of which pleat comes inside of the eaves trogh joint inner peripheral end part.
CONSTITUTION: Flexible sheet made with flexible material such as salt polyvinyl chloride folded in two of which pleat 2 is arranged to be inside of eaves trough joint 1 is provided at inner peripheral part of one or both ends of the joint 1 with ear fitting parts 6 to be fitted on ears 5 of eaves trough at its both ends, and each of the back surface of lower side of the sheat 3 and end part inner peripheral of the joint 1 and top surface of upper side of the sheet 3 and end part outer peripheral of eaves trough 4 inserted into the joint are glued together with adhesives 8 to constitute rain trought. By doing so, the joint 1 would not collect dust as flexible sheet 3 prevents penetration of dust trough connecting part of eaves trough joint 1 and eaves trough 4
COPYRIGHT: (C)1979,JPO&Japio，下面是Rain trough专利的具体信息内容。
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