|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||210/767 ; 210/102 ; 210/464 ; 222/189|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 21 인용 특허 : 0|
A cover for enclosing the open top of a container, such as a liquid waste receptacle. The cover comprises an annular support dimensioned to fit generally coaxially within the open top of the container. The annular support defines an opening for passage of materials therethrough and into the container. The cover further comprises a mechanism for releasably securing the annular support to the upper edge margin of the container, a straining element in the annular support having a straining area coextensive with substantially the entire area of the opening i...
A method for disposing of liquid wastes while preventing useful articles or other solid objects from being disposed with the liquid wastes, the method comprising: providing a cover for use with a container, such as a liquid waste receptacle, having an upper edge margin defining an open top of the container, for enclosing the open top, comprising: an annular support dimensioned to fit generally coaxially within the open top of the container and defining an opening for passage of materials therethrough and into the container; means for releasably securing ...