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:
Oct. 18, 2005
Filed:
Jun. 06, 2002
Heinz Hettmann, Schorndorf, DE;
Peter Linsbauer, Remshalden, DE;
Heinz Hettmann, Schorndorf, DE;
Peter Linsbauer, Remshalden, DE;
Andreas Stihl AG & Co., Waiblingen, DE;
Abstract
The invention relates to an intake arrangement () for the combustion air () of an internal combustion engine () in a handheld work apparatus () such as a cutoff machine, a motor-driven chain saw or the like. An air filter () is provided for the cleaning of the combustion air () drawn in via an opening () of a filter housing (). To discharge dust () accumulated in the air filter () a carrier airflow () is provided in a flow channel () and the filter housing () is fluidly connected with the aid of a discharge tube () to the flow channel (). For a dosed metering of dust () from the filter housing (), a shutoff member () is provided and the shutoff member () clears or closes the fluid connection between the flow channel () and the filter housing ().