Liquid pump

US5078575A · kind A · utility

Assignee

• AKTIEBOLAGET SKF · SE

Inventors

• Roland Haas · Lendershausen, DE
• Gerhard Herrmann · Schweinfurt, DE
• Elmar Mause · Schweinfurt, DE
• Armin Olschewski · Schweinfurt, DE

Key dates

• Filing date: Dec 22, 1989
• Grant date: Jan 7, 1992
• Expiry date: Dec 22, 2009

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F04D29/445
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

Liquid pump assembly comprising a pump housing having a pump chamber, a drive shaft in the pump chamber mounting a pump rotor, a pump chamber cover and a molded member (12,18) partially defining the shape of the pump chamber (8) located on the inside surface of the pump cover (1).