Patent ID: 6959701

Claim:
A connecting piece for connecting a carburetor to an inlet channel of an internal combustion engine of a portable handheld motor-driven work apparatus, said connecting piece comprising: an annular conduit-like member made of elastic material and defining a longitudinal direction; said conduit-like member having an inner side and having an expansion fold subdividing said conduit-like member into a carburetor-end section and an engine-end section; said carburetor-end section having a circular flow cross section and said engine-end section having a first end facing toward said expansion fold and a second end facing toward said engine; said engine-end section having a circular flow cross section at said first end and a flow cross section at said second end which departs from said circular flow cross section at said first end; a plurality of grooves running in said longitudinal direction on said inner side of said conduit-like member; and, at least one of said plurality of grooves extending uninterruptedly along the entire length of one of said sections so as to facilitate a continuous removal of fuel and reduce an uncontrolled droplet formation.