Motor vehicle has device for ascertaining fill level of medium inside collection container, including flow damper capable of interfering with Schlichting flow and positioned in ante-chamber and proximate inlet

摘要

The vehicle has a device for ascertaining a fill level of a medium inside a collection container (1). The device has a measuring chamber, including an ultrasonic sensor and capable of conducting medium to the container, an ante-chamber (3) upstream from the measuring chamber and comprising one or more webs, a deaerator (4) in communication with the ante-chamber, an inlet for supplying medium from the collection container to the ante-chamber, and a flow damper (7) capable of interfering with Schlichting flow. The flow damper is positioned in the ante-chamber and proximate the inlet.