Device for measuring air flow, comprising a device for separating foreign particles

US6810730B2 · kind B2 · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Thomas Lenzing · Memmingen, DE
• Uwe Konzelmann · Asperg, DE
• Richard Joschko · Stuttgart, DE

Key dates

• Filing date: Oct 21, 2002
• Grant date: Nov 2, 2004
• Expiry date: Jan 13, 2023

Classification

• Technology area (CPC G): Physics
• CPC primary: G01F1/684
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

A device including a bypass channel including a separating wall, which protects a measuring element, or, through a special arrangement of an inner wall surface, prevents foreign particles from flowing to the measuring element.