Adapter device designed to be attached to a suction opening of a gas blower

摘要

The invention relates to an adapter device (1) designed to be attached to a suction opening of a gas blower and designed for the supply of fuel gas and air to the gas blower, comprising an outer housing (2) and one extending from the outer housing (2) in one piece in the axial direction the outer housing (2) up to an outlet (5) of the adapter device (1) extending pipe section (4) which with the outer housing (2) defines two separate coaxial flow channels (6, 7) through the adapter device (1), the coaxial Flow channels (6, 7) are brought together in the region of the outlet (5) of the adapter device (1), one of the flow channels having an air inlet (8) and the other of the flow channels having a fuel gas inlet (9), and the pipe section (4) in the Area of the outlet (5) of the adapter device (1) protrudes over an axial end edge (10) of the outer housing (2) in the axial flow direction (SR) in order to, in the assembled state nd the adapter device (1) on the gas blower project into the suction opening of the gas blower.