Upper metal fitting of flapping door in dumpcar
专利汇可以提供Upper metal fitting of flapping door in dumpcar专利检索，专利查询，专利分析的服务。并且PURPOSE:To obstruct the turning of a bracing metal fitting due to opening of a flapping door by turning the operating lever of the bracing metal fitting in the direction of opening of the flapping door and bracing the shaft arranged on the flapping door. CONSTITUTION:The upper and lower parts of a rear part flapping door 1 and held in free turning on a fixed post 2 and the floor of a freight box by means of upper and lower metal fittings 3 in free separation, permitting upward opening and downward opening. The upper metal fitting 3 is eqipped with the receiving metal fitting 4 which is arranged on the upper part of the fixed post 2, and the bracing metal fitting 5 which is embraced by the receiving metal fitting, and the receiving metal fitting 4 has a U-figure shaped receiving port 7 and disc-shaped cavity part 8 in which the bracing metal fitting 5 is arranged, and a guide groove 9. The bracing metal fitting 5 is formed in nearly disc form and has a U-figure shaped receiving port 10 and an operating lever 12. When the shaft 6 arranged on the rear part flapping door 1 is to be interposed, the shaft 6 is inserted from the coincident receiving ports 7 and 10, and the operating lever 12 is turned in the direction in which the rear part flapping door 1 is opened, namely in the forward direction, until the boss part 11 contacts with the front end of the guide groove 9, and thus the state of discordance of the receiving ports 7 and 10 is formed.，下面是Upper metal fitting of flapping door in dumpcar专利的具体信息内容。
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