Patent ID: 11877542
Assignee: ANDREAS STIHL AG & CO. KG
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC A  E  F  H  Y | IPC A  F  H

Claim 0:
1. A backpack blower, comprising:
a backpack having a load-bearing frame;
a blower tube having a backpack-side tube section which is held on a rear side of the load-bearing frame, and having a hand-side tube section which extends past a first side region of the load-bearing frame;
a drive motor;
an energy source for the drive motor; and
an axial fan which is driven by the drive motor, has an axial fan axis, and is arranged in the backpack-side tube section of the blower tube, wherein
the backpack-side tube section of the blower tube runs with a main direction component in a backpack transverse direction of the load-bearing frame and has an axial blower tube end termination,
the axial blower tube end termination projects laterally beyond a second side region of the load-bearing frame, which second side region faces away from the first side region, or the axial blower tube end termination is surrounded at least on a part of its circumference by a protective ring element which is connected to the load-bearing frame, and
the fan axis encloses a horizontal angle between 1° and 30° with a vertical backpack transverse plane of the load-bearing frame.