Patent ID: 7380637

Claim:
An exhaust-gas muffler for a handheld work apparatus driven by an internal combustion engine, the exhaust-gas muffler comprising: a housing defining an interior space of the exhaust gas muffler; said housing being configured as two shells and comprising an engine-end wall, an opposite lying front wall and peripheral side walls connecting said engine-end wall to said front wall; said engine-end wall, said front wall and said peripheral side walls conjointly surrounding said interior space; said engine-end wall defining an inlet opening window through which exhaust gas enters the muffler; said engine-end wall further including an outlet through which the exhaust gas discharges from said muffler; said engine-end wall having a first corner in the region of said outlet and further having a second corner lying diagonally to said first corner; attachment means for fixing said exhaust-gas muffler on said engine arranged in the region of said inlet window; a reinforcing sheet metal piece disposed in said interior so as to extend at least approximately over the surface of said engine-end wall; said housing having a part region adjoining a component region of said reinforcing sheet metal piece; said component region of said reinforcing sheet metal piece and said part region of said housing conjointly defining a discharge channel; said discharge channel having an input window and said input window being arranged in the region of said second corner of said engine-end wall; said discharge channel being configured to have an L-shaped course and to run over the length of said two mutually adjoining peripheral side walls with said length measured in a peripheral direction along said mutually adjoining peripheral side walls; and, said discharge channel leading to said outlet in the area of said first corner of said engine-end wall.