发明名称 EARPLUG CONTAINMENT DEVICE
摘要 An earplug containment device for slow-recovery earplugs is provided. The device comprises a thin-walled, hollow sleeve having an inside diameter less than the diameter of a human ear canal and at least one slow recovery earplug maintained in a compressed state and positioned within said sleeve, said earplug being capable of expanding to a diameter greater than that of the human ear canal. A method for forming the device is also provided.
申请公布号 WO9715257(A1) 申请公布日期 1997.05.01
申请号 WO1996US14592 申请日期 1996.09.12
申请人 MINNESOTA MINING AND MANUFACTURING COMPANY 发明人 DYRUD, JAMES, F.;ELSTRAN, GERALD, V.;OLSON, PAUL, E.
分类号 A61F11/08;A61F11/10;(IPC1-7):A61F11/10 主分类号 A61F11/08
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