Patent · US Active

Pump, in particular for a fluid circuit in a vehicle

US11767858B2 · kind B2 · utility

0Cited by

8References

9Claims

0Family size

Assignee

Hella GmbH & Co. KGaA · DE

Inventors

Ingo Geue · Bad Sassendorf, DE
Theodor Hueser · Geseke, DE
Alexander Ruether · Olsberg, DE
Martin Thorn · Lippstadt, DE

Key dates

Filing date	Feb 25, 2021
Grant date	Sep 26, 2023
Priority date	—
Expiry date	Feb 25, 2041

Classification

Technology area (CPC H)Electricity
CPC primaryH02K11/33
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A pump, in particular for a fluid circuit in a vehicle, for example a coolant pump with a multi-part housing which has a pump chamber and a motor chamber, wherein an impeller is disposed in the pump chamber which is driven by a rotor arranged in the motor chamber, and wherein the rotor has a rotor shaft and a rotor body through which the rotor shaft is guided, wherein the rotor has through holes, which interconnect a space of the motor chamber on a first side of the rotor and a space of the motor chamber on a second side of the rotor.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.