Cover for a waste container

专利名称：Cover for a waste container

发明人：Cornelis J. Jansen,Stephanus F. Schilthuizen申请号：US08/284587申请日：19940810公开号：US05634566A公开日：19970603

摘要：Cover for a waste container consisting of a cover plate (3) with peripheral wallwhich fits onto the standing upper rim (2) of the container, in which cover plate isrecessed a circular opening (4) which is closable by a circular lid (7), wherein an outerperipheral wall of the lid and the inner periphery of the recess have co-acting cams forlocking the lid in the recess, wherein the cams (23, 24, 60, 62) are disposed in differentlevels or are elongate and are disposed sloping relative to the line of symmetry of the lidsuch that an opening is formed between the one end of a cam and the other end of theadjacent cam, which opening serves for passage of the co-acting cam, wherein the axiallyoriented lower surface of the one cam in addition to the opposite axial surface of theother co-acting cam have indentations for defining different closing positions of the lid inthe cover plate, whereby one or more intermediate positions of the lid in which the lidcan be removed, and an end position in which the lid is permanently locked are obtained.

申请人：WIVA VERPAKKINGEN B.V.

代理机构：Webb Ziesenheim Bruening Logsdon Orkin & Hanson, P

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