Coolant delivery device for a cooling system of an internal combustion engine, in particular of a motor vehicle, cooling system, and internal combustion engine

US10989101B2 · kind B2 · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Ingmar Burak · Stuttgart, DE
• Peter Schenk · Bärnau, DE
• Simon Obergfaell · Waiblingen, DE

Key dates

• Filing date: May 21, 2019
• Grant date: Apr 27, 2021
• Expiry date: May 21, 2039

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02T10/12
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

A coolant delivery device for an internal combustion engine, in particular for a motor vehicle, includes a pump, a an activatable electric motor, a shut-off valve, a return line, a heating device, and a common module housing. The pump is configured to deliver liquid coolant, and includes a suction port configured to connect to a tank, and a pressure port for the coolant and which is assigned to the engine. The motor is configured to drive the pump. The valve is assigned to the suction port. The return line is configured to connect to the tank, and includes at least one check valve. At least the pump, motor, valve, heating device, and the at least one check valve together form a delivery module and are positioned in the common module housing.