Patent · US Expired

Device for cooling and heating a motor vehicle

US6899162B2 · kind B2 · utility

24Cited by

11References

26Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Reiner Hohl · Stuttgart, DE
Manfred Schmitt · Munich, DE
Karsten Mann · Stuttgart, DE
Oliver Kaefer · Murr, DE

Key dates

Filing date	Jul 18, 2002
Grant date	May 31, 2005
Priority date	—
Expiry date	Jul 18, 2022

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF01P2070/00
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

The current invention relates to an apparatus for cooling and/or heating a motor vehicle, with at least one coolant pump for circulating a coolant in a cooling and heating system, with a main cooler segment, which has a main cooler inlet and a main cooler outlet, wherein the main cooler inlet is at least intermittently connected to at least one coolant outlet of an engine to be cooled, in particular an internal combustion engine, of the vehicle, and its main cooler outlet is connected to at least one coolant inlet of the engine, and with at least one other, secondary cooler segment provided in addition to the main cooler segment and at least one other unit to be cooled, which is connected to the cooling and heating system, and the apparatus have at least one bypass line with a bypass valve, which is associated with the at least one secondary cooler segment and is disposed parallel to this secondary cooler segment in the cooling and heating system of the motor vehicle.

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