Vehicle control element for measuring concentrations of substances in exhaled air and/or in body odor of vehicle occupants

Abstract

A vehicle control element measures concentrations of substances in air of vehicle, where the air includes the exhalations and/or body odors or other odors from occupants within the vehicle. A measurement chamber on or in the vehicle control element may include at least one first entry hole through which air can be drawn into the measurement chamber; at least one first exit hole through which air can be discharged from the measurement chamber; a polygonal, elliptical, or circular cross section; reflective inside walls; a laser located at a second entry hole in the measurement chamber, with which laser beams are projected into the measurement chamber through the second entry hole; and a detector located at a second exit hole in the measurement chamber with which laser beams exiting the measurement chamber through the second exit hole are detected. The vehicle control element also includes an interface to an evaluation device.

Dependencies are inferred from the claim text.