发明名称 PERSONAL FLOTATION DEVICE
摘要 A personal flotation device may include a chest portion, an abdominal portion, and a connecting portion positioned between the chest portion and the abdominal portion. The width of the connecting portion may be smaller than the width of both the chest portion and the abdominal portion. The connecting portion may extend only from a center region of the chest portion. The chest portion, abdominal portion and connecting portion may be arranged to together form an approximately I-shaped portion. The personal flotation device may be secured to a garment.
申请公布号 US2010015867(A1) 申请公布日期 2010.01.21
申请号 US20080174452 申请日期 2008.07.16
申请人 BETZ JEFFREY R;LOBSINGER MICHAEL J 发明人 BETZ JEFFREY R.;LOBSINGER MICHAEL J.
分类号 B63C9/11 主分类号 B63C9/11
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