Patent ID: 8793885
Filing Date: 2014-08-05
Classification: B23D

Abstract:
1. A handheld engine-driven cutter comprising: a disk blade; an engine that drives the disk blade, the engine being a four-stroke engine; a filter through which air passes before reaching the four-stroke engine; a carburetor that mixes fuel and the air that passes through the filter; a casing that houses the filter and the carburetor; and a pre-filter that is positioned above the filter when the engine cutter is placed on a horizontal plane, wherein: the filter and the carburetor are arranged such that a passage of the air passing through both the filter and the carburetor extends along a single straight line; and the air provided to the four-stroke engine changes its direction of flow by at least 180 degrees after having passed the pre-filter, and passes through the filter after the change in the direction of flow.