Rotary fuel supply unit with matched materials for the rollers and running track

US4456436A · kind A · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Rainer Schillinger · Glückstadt, DE
• Karl Ruhl · Gerlingen, DE
• Ulrich Kemmner · Sachsenheim, DE
• Hans Andrea Schuler · Schaffhausen, CH

Key dates

• Filing date: Apr 29, 1983
• Grant date: Jun 26, 1984
• Expiry date: Apr 29, 2003

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31721
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

A fuel supply unit including a pump rotor and electromotor in which the elements forming the pump rotor are constructed from a non-friction creating or low wearing material.