Exhaust muffler
AssigneePurem GmbH
InventorsNicolas Mettenleiter, Andreas Wagner, Max Borger, Thomas Wolf, Frank Sühnel
Life of this patent
Estimating the term…
Abstract
An exhaust muffler for an exhaust system of an internal combustion engine includes a muffler housing (12) with an outer shell (14) enclosing a muffler interior (22), through which exhaust gas can flow. An inner shell (54) is arranged in the muffler interior (22) and covers the outer shell (14) in at least some areas on an inner side (52) facing the muffler interior (22).
Claims23
An exhaust muffler for an exhaust system of an internal combustion engine, the exhaust muffler comprising a muffler housing, the muffler housing comprising:
- an outer shell enclosing a muffler interior through which exhaust gas can flow;
- and
- an inner shell arranged in the muffler interior and covering the outer shell in at least some areas on an inner side facing the muffler interior, wherein:
- an intermediate space is formed between the outer shell and the inner shell;
- the inner shell is supported directly at the outer shell in at least one support area;
- and
- the inner shell is held at a distance in relation to the outer shell via a holding material in holding areas in end areas of the inner shell not supported at the outer shell via support areas.
An exhaust system for an internal combustion engine, comprising an exhaust muffler, the exhaust muffler comprising a muffler housing, the muffler housing comprising:
- an outer shell enclosing a muffler interior through which exhaust gas can flow;
- and
- an inner shell arranged in the muffler interior and covering the outer shell in at least some areas on an inner side facing the muffler interior, wherein:
- an intermediate space is formed between the outer shell and the inner shell;
- the inner shell is supported directly at the outer shell in at least one support area;
- and
- the inner shell is held at a distance in relation to the outer shell via a holding material in holding areas in end areas of the inner shell not supported at the outer shell via support areas.
Dependencies are inferred from the claim text.