Device for measuring the level of a fluid in a fuel tank of a motor vehicle

US7213456B2 · kind B2 · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Mathias Rollwage · Ditzingen, DE
• Klaus Marx · Stuttgart, DE
• Peter Traub · Stuttgart, DE
• Stefan Muelders · Rutesheim, DE

Key dates

• Filing date: Mar 3, 2004
• Grant date: May 8, 2007
• Expiry date: May 21, 2024

Classification

• Technology area (CPC G): Physics
• CPC primary: G01F23/2962
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

A device for measuring the level of a fluid in a container by means of a sound guide tube and an ultrasonic transducer disposed inside the container mounted in a fluid feeding device within the container.