发明名称 Face mask having a combination adjustable ear loop and drop down band
摘要 A face mask (10) covers the nose and mouth of the wearer and includes a band (24) to retain the mask member (12) in position. The band attaches at the sides (20) of the mask and extends around the ears of the wearer and loops through orifices (32). The band (24) extends around the back of the neck and provides for retaining the mask (10) at the front of the wearer when not worn. Ends (26) of the band (24) are elastic to provide a snug fit for the mask (10).
申请公布号 US5819731(A) 申请公布日期 1998.10.13
申请号 US19970778936 申请日期 1997.01.03
申请人 MINNESOTA MINING AND MANUFACTURING COMPANY 发明人 DYRUD, JAMES F.;TAMAKI, CYNTHIA Y.;KUNIYA, ISAO
分类号 A62B18/02;A41D13/11;(IPC1-7):A62B18/00 主分类号 A62B18/02
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