|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||B60H-001/00 F28F-027/00 G05D-023/00|
|미국특허분류(USC)||165/011.1; 165/051; 165/096; 165/297|
|우선권정보||HU-0200144 U(2002-05-15); DE-102 34 187(2002-07-26)|
|§371/§102 date||20050215 (20050215)|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 11 인용 특허 : 9|
A switchable waste gas heat exchanger which can be arranged and used in exhaust gas recirculation lines in internal combustion engines, such as in motor vehicles.
The invention claimed is: 1. A switchable exhaust gas heat exchanger comprising: an exhaust gas feed line and an exhaust gas discharge for an exhaust gas stream, a first and a second exhaust gas passage leading to the exhaust gas discharge, a switching valve configured to switch the exhaust gas stream between the exhaust gas passages, and a heat exchanger through which a coolant flows which is arranged in the first exhaust gas passage, wherein the second exhaust gas passage routes the exhaust gas stream past the heat exchanger to the exhaust gas dischar...