Patent · US Active

Exhaust system for a motor vehicle and corresponding motor vehicle

US10260396B2 · kind B2 · utility

0Cited by

0References

10Claims

0Family size

Assignee

AUDI AG · DE

Inventors

Karl Jägle · Ingolstadt, DE
Thomas Hoffmann · Berlin, DE
Markus Störmer · Berching, DE
Alexander Berringer · Kösching, DE

Key dates

Filing date	Mar 16, 2018
Grant date	Apr 16, 2019
Priority date	—
Expiry date	Mar 16, 2038

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/12
WIPO fieldEnvironmental technology
WIPO sectorChemistry

Abstract

An exhaust system for a motor vehicle, with an exhaust pipe for discharging exhaust of a device that produces an exhaust. A heat accumulator, which surrounds the exhaust pipe in the peripheral direction with respect to a longitudinal central axis of the exhaust pipe, is present, at least in regions thereof, and, in the radial direction between the exhaust pipe and the heat accumulator over at least a portion of the longitudinal extension the heat accumulator, a cross-section adjusting element for adjusting a passage cross section is arranged between the exhaust pipe and the heat accumulator. The cross-section adjusting element has a first holed pipe, which surrounds the exhaust pipe, and a second holed pipe, which surrounds the first holed pipe. The first holed pipe and the second holed pipe can be shifted in position relative to each other for adjusting the passage cross section.

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