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    • 6. 发明申请
    • ALCOHOL BREATH TESTER
    • WO1984001222A1
    • 1984-03-29
    • PCT/US1983001454
    • 1983-09-22
    • CHILDS, Robert, L.CHILDS, Richard, W.
    • G01N31/06
    • G01N33/98G01N33/4972
    • Apparatus for determining the alcohol content in the breath of a human subject. The apparatus comprises a clear cartridge (30) having a top and a bottom, a first oneway valve (36) disposed in the bottom of the container (30) and oriented to permit only ingress to the container (30). An alcohol - sensitive solution (37) is disposed in the container (30) and such solution (37) is formulated to change color in accordance with alcohol combined with the solution (37). A mouthpiece (24) and a body member (12) are also provided having a passageway (14) connecting the mouthpiece (24) to the oneway valve (36) whereby, when the subject exhales through the mouthpiece (24), the breath enters the solution (37) through the oneway valve (36) and flows through the solution (37). The color of the solution (37) then changes in accordance with the quantity of alcohol in the subject's breath.
    • 用于确定人类受试者呼吸中的酒精含量的装置。 该设备包括具有顶部和底部的清洁盒(30),设置在容器(30)的底部中并定向成仅允许进入容器(30)的第一单向阀(36)。 酒精敏感溶液(37)设置在容器(30)中,并且这种溶液(37)被配制为根据与溶液(37)组合的醇改变颜色。 吸嘴(24)和本体构件(12)还设有具有将接口(24)连接到单向阀(36)的通道(14),由此当被检者通过接口管(24)呼出时,呼吸进入 溶液(37)通过单向阀(36)并流过溶液(37)。 然后溶液(37)的颜色根据受试者呼吸中的酒精量而变化。