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.
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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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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