Patent ID: 9716217
Date: 2017-07-25
CPC Classifications: F01N,H01L,Y02T,Y10T

Claim:
1. An exhaust system for a combustion engine, adapted for use in a road vehicle or another mobile or stationary device, said exhaust system comprising: at least one exhaust gas-conducting component having an inner wall closed ring-like in a circumferential direction, whose inner side is exposed to the exhaust gas, a cooling jacket having a first outer wall ring-like concentrically surrounding said inner wall in the circumferential direction in a closed, spaced manner, at least one thermoelectric generator which converts heat into electric energy and which is disposed between said inner wall and said cooling jacket, and a spring structure under circumferential preload for applying a radial preload to and for supporting said at least one thermoelectric generator on an outer side of said inner wall or on an inner side of said first outer wall, wherein said spring structure includes regions with different elasticity in the circumferential direction, wherein regions of higher elasticity and regions of lower elasticity alternate in the circumferential direction.