Electromotive oil pump comprising a non-return valve

US12305639B2 · kind B2 · utility

Assignee

• Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg · DE

Inventor

• Stephan Roos · Wertheim, DE

Key dates

• Filing date: Oct 23, 2018
• Grant date: May 20, 2025
• Expiry date: Oct 23, 2038

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F04C2250/102
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

An electrical oil pump comprising a pump housing containing an electromotively driven pump rotor, and a discharge branch arranged on the housing side and receiving a non-return valve, said valve comprising a preferably spherical closing body arranged such that it can move between a valve seat and a supporting surface, and a closing body holder which is inserted into the discharge branch, forms the supporting surface and comprises through-flow sections, said holder being inserted into the discharge branch for captive holding therein.