Portable, manually guided implement
AssigneeAndreas Stihl AG & Co. KG
InventorKlaus-Martin Uhl
Life of this patent
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Abstract
An implement is provided having a motor housing in which is disposed an internal combustion engine as a drive for a tool. The implement also includes a carburetor and an air filter. An air filter chamber is provided with a cover element that includes two cover portions, a first cover portion of which extends over the air filter chamber, and a second cover portion of which extends over a ventilated hollow space of the motor housing that is adjacent to the air filter chamber. At least one in-flow passage for the combustion air is provided and in the first cover portion opens into the air filter chamber. At least one further passage is provided for connecting the hollow space with the in-flow passage.
Claims20
A portable, manually guided implement, comprising:
- a motor housing in which is disposed an internal combustion engine as a drive means for a tool, wherein also provided are a carburetor and upstream thereof an air filter chamber in which is disposed an air filter;
- and
- a cover element having a first cover portion and a second cover portion, wherein said first cover portion extends over said air filter chamber, and said second cover portion extends over a ventilated hollow space of said motor housing that is adjacent to said air filter chamber and in which said carburetor is disposed, wherein at least one in-flow passage for combustion air is disposed in said second cover portion and, in said first cover portion, opens into said air filter chamber, and wherein at least one further passage is provided for connecting said hollow space with said at least one in-flow passage.
Dependencies are inferred from the claim text.