Muffler
AssigneeEberspächer Exhaust Technology GmbH & Co. KG
InventorGeorg Wirth
Life of this patent
Estimating the term…
Abstract
A muffler (1) for an exhaust system of an internal combustion engine, especially of a motor vehicle, has a housing (2), which encloses a muffler volume (7) and has at least one flat wall area (6), with at least one inlet tube (3) and with at least one outlet tube (4) and with at least one bracket (5) for fastening the muffler (1) to a holding structure. A lightweight construction is simplified if at least one wall section (11) of such a flat wall area (6) is formed by a flat lightweight panel (12) with sandwich structure.
Claims20
A muffler for an exhaust system of an internal combustion engine, the muffler comprising:
- a housing, which encloses a muffler volume and comprises a flat wall area, said housing comprising a housing surface, said housing surface defining a housing opening;
- an inlet tube connected to said housing;
- an outlet tube connected to said housing;
- and
- a bracket connected to said housing for fastening the muffler to a holding structure, wherein said flat wall area has a flat wall section formed by a flat lightweight panel having a sandwich structure, said flat lightweight panel being inserted in said opening, wherein at least a portion of said flat lightweight panel is arranged in said opening.
A motor vehicle internal combustion engine exhaust system muffler comprising:
- a housing, which defines an enclosed muffler volume, said housing comprising a flat wall area, said housing comprising a housing surface having a surface area extending in a circumferential direction of said housing and an axial direction of said housing, said housing surface defining at least a housing opening, said housing opening extending in said axial direction and said circumferential direction;
- an inlet tube connected to said housing;
- an outlet tube connected to said housing;
- and
- a bracket connected to said housing for fastening the muffler to a holding structure, wherein said flat wall area has a flat wall provided by a flat lightweight panel formed by an inner shell, an outer shell and a support structure arranged between said inner shell and said outer shell, said flat lightweight panel being arranged in said housing opening, wherein said flat lightweight panel closes said housing opening to define a sealed housing structure, said housing surface surrounding at least a portion of said flat lightweight panel.
Dependencies are inferred from the claim text.