The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 15, 2002
Filed:
Mar. 24, 2000
Applicant:
Inventor:
Wilfried Diekmann, Lübeck, DE;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 3/348 ;
U.S. Cl.
CPC ...
G01N 3/348 ;
Abstract
A breath alcohol measuring apparatus includes a sample intake channel ( ) for receiving the respiratory gas sample and a temperature sensor mounted in the sample intake channel ( ). The breath alcohol measuring apparatus is so improved that the influence of the mouthpiece on the detection of the temperature of the respiratory gas sample is substantially eliminated. The temperature sensor is configured as an infrared optical thermometer ( ) with a filter ( ) transmissive for the infrared radiation. The filter ( ) is disposed in the sample intake channel ( ).