Method and arrangement for monitoring the drive of an actuator

US7035074B2 · kind B2 · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Winfried Langer · Schützingen, DE
• Bernd Kudicke · Brackenheim, DE
• Juergen Eckhardt · Markgröningen, DE
• Klaus Mueller · Tamm, DE

Key dates

• Filing date: Sep 23, 2002
• Grant date: Apr 25, 2006
• Expiry date: Jun 21, 2023

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F02D2200/602
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

An arrangement for monitoring the drive of an actuator includes an output-stage component which includes a counter. With the aid of the counter, the switch-on time of the actuator is determined. The determined switch-on time is made available to the microcomputer for diagnostic purposes.