The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 03, 2008
Filed:
Dec. 17, 2004
Guilherme Pizzato Sieben, Porto Alegre, BR;
Ralf Blechschmidt, Kernen, DE;
Helmut Schlessmann, Prüm, DE;
Guilherme Pizzato Sieben, Porto Alegre, BR;
Ralf Blechschmidt, Kernen, DE;
Helmut Schlessmann, Prüm, DE;
Andreas Stihl AG & Co. KG, Waiblingen, DE;
Abstract
The invention is directed to an exhaust-gas muffler () of a handheld work apparatus driven by an internal combustion engine. The exhaust-gas muffler () includes a muffler housing () which includes an engine-end wall () having an inlet window () as well as an outlet (). Attachment means () for fixing the exhaust-gas muffler () on the internal combustion engine are provided on the engine-end wall () in the region of the inlet window (). The engine-end wall () is provided with a reinforcing sheet metal piece () on the inner side of the exhaust-gas muffler () in the region of the attachment device (). A discharge channel (), which leads to the outlet (), is formed at least between a part region of the reinforcing sheet metal piece () and the adjoining region of the muffler housing ().