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    • 8. 发明申请
    • COVERS FOR LIQUID CONTAINERS
    • 液体容器盖
    • WO1994018411A1
    • 1994-08-18
    • PCT/GB1993000206
    • 1993-02-01
    • McGREGOR, Robert, PatersonMcGREGOR, Rosemary
    • E04B07/02
    • E04B7/102B65D88/34E04H7/065
    • The invention relates to covers for tanks, large storage vessels and the like. The cover may be circular, oval or rectangular in plan and comprises a plurality of panel members (4), each member, which may be of glass-reinforced plastics and made in several sections if necessary, forming at least part of a sector of a circle. Each panel member (4) is provided with a flange (6) on edge portions, the flanges being used to join the panel members together along their radially extending sides. In order to provide boundary layer air control in the case of large area covers, the panel members (4) are stepped at (20). The cover may have a central aperture closable by a conventional lid (30).
    • 本发明涉及罐,大储存容器等的盖。 盖可以是圆形的,椭圆形的或矩形的平面图,并且包括多个面板构件(4),每个构件可以是玻璃增强塑料,并且如果需要则在几个部分中制成,形成至少一部分 圈。 每个面板构件(4)在边缘部分上设置有凸缘(6),所述凸缘用于沿其径向延伸的侧面将面板构件接合在一起。 为了在大面积盖的情况下提供边界层空气控制,板构件(4)在(20)处阶梯。 盖可以具有可由常规盖(30)关闭的中心孔。