Exhaust gas recirculation device with integral drive module for an internal combustion engine

US6651634B2 · kind B2 · utility

Assignee

• PIERBURG GMBH · DE

Inventors

• Osman Sari · Grevenbroich, DE
• Helmut Blank · Bornheim, DE

Key dates

• Filing date: Jan 4, 2002
• Grant date: Nov 25, 2003
• Expiry date: Jul 1, 2022

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F02M26/50
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

Exhaust gas recirculation device for controlling recirculation of exhaust gases to the intake channels of an internal combustion engine. The device has a housing containing a rotary slide valve having a disk-shaped element attached to a rotatable drive shaft. The disk-shaped element controls flow of exhaust gas through openings in a stationary control element. A drive module is mounted on the housing for turning the rotary slide valve.