发明名称 Hermetically sealed flat case
摘要 There is disclosed a very compact flat case for carrying prophylactics, such as condoms and the like. The overall dimensions of the case are approximately the same as a large coin. The case has flat top and bottom members which are hinged together with concentric cylindrical walls which support a resilient seal such as an O-ring. One or both of the mating walls are inclined to insure that sealing pressure is applied to the O-ring. The case has a closure which has a pair of detent balls, one each of each of the top and bottom members. The detent balls seat in mating recesses in the opposite member.
申请公布号 US4781288(A) 申请公布日期 1988.11.01
申请号 US19870107684 申请日期 1987.10.13
申请人 WING, GEORGE S. 发明人 WING, GEORGE S.
分类号 A45C11/24;A45D40/22;A61F6/00;(IPC1-7):A45D33/00 主分类号 A45C11/24
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