漂浮式水面供气装置
申请公布号:CN2105460U
申请号:CN91230135.X
申请日期:1991.10.29
申请公布日期:1992.05.27
发明人:刘怀栋
分类号:B63C11/20
主分类号:B63C11/20
代理人:王世权;谢焕武
地址:641300四川省资阳县卷烟厂劳动服务公司
摘要:本实用新型涉及的是一种供水下呼吸时用的水面供气装置,由一个漂浮在水面上的容积式气室和一个将容积式气室的颈状气口罩住的顶盖组成,通过在顶盖的下部设置的通孔使气室与大气连通,向连接在气室接口上的水下呼吸部分提供空气。
主权项:1、一种供水下作业时呼吸用的漂浮式水面供气装置,其特征在于所述的水面供气装置包括:其顶部带有颈状气口的容积式气室、套装在颈状气口上的阻水浮圈和设置在气室外沿上的将气室的颈状气口和阻水浮圈罩住的顶盖,在顶盖盖体的低于阻水浮圈的位置设置有使颈状气口与大气相通的通孔,高于阻水浮圈位置的内沿水平设置有限位凸缘,在容积式气室的室体上还开有连接水下呼吸部分的接口。
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