Patent · US Active

Fan system for a cooling system of an internal combustion engine

US9062591B2 · kind B2 · utility

0Cited by

9References

9Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Harold Bitzer · Laufenburg (Baden), DE
Andreas Mueller · Kaufbeuren, DE
Michael Schermann · Freising, DE

Key dates

Filing date	May 30, 2013
Grant date	Jun 23, 2015
Priority date	—
Expiry date	Aug 7, 2033

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF01P2005/046
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

Fan system (1) for a cooling system of an internal combustion engine, having an electric machine (2) and an impeller wheel (3), wherein the electric machine (2) comprises a pole housing (20), which is rotatably mounted by means of a bearing (21, 22), wherein the impeller wheel (3) is coupled to the pole housing (20) of the electric machine (2), wherein the impeller wheel (3) has a first engagement element (40), and the pole housing (20) has a second engagement element (50) which corresponds to the first engagement element (40), wherein the two engagement elements (40, 50) engage one in the other in such a way that they form a bearing seat (212) for the bearing (21) of the pole housing (20).

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