07833166 is referenced by 6 patents and cites 16 patents.

A breath alcohol-measuring device is provided, which includes a mouthpiece which can be inserted or attached, with a blow-in opening and with a blow-out opening and with a hole for breathing gas sampling in the breath alcohol-measuring device. The breath alcohol-measuring device (2) is equipped with a radiation source (3) and with a light guide (4) receiving the radiation of the radiation source (3). The light guide (4) is arranged extending from the housing of the breath alcohol-measuring device (2) up to the blow-out opening of the mouthpiece (1) such that the light guide (4) acts as an illuminating means for the mouthpiece (1).

Title
Breath alcohol-measuring device with an illuminated mouthpiece
Application Number
11/877869
Publication Number
7833166 (B2)
Application Date
October 24, 2007
Publication Date
November 16, 2010
Inventor
Lutz Rüffert
Scharbeutz
DE
Agent
McGlew and Tuttle P C
Assignee
Dräger Safety & Co KGaA
DE
IPC
A61B 5/06
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