Blower
AssigneeNidec Corporation
InventorsTakehito Tamaoka, Masashi Hirayama, Naruyuki Horaitani, Shun Hirano, Takayuki Ito
Life of this patent
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Abstract
The blowing device includes an impeller that is rotatable about a center axis and a motor that drives the impeller. The impeller includes a plurality of vanes arranged in a circumferential direction, a flange in which the plurality of vanes are provided at the outer circumferential edge in a radial-direction outside, and a plate-shaped first shielding unit located between the vanes adjacent to each other in the circumferential direction. The first shielding unit is connected to a rear edge surface on an opposite side to the rotation direction of the vane and an outside surface located on the radial-direction outside of the flange.
Claims15
A blower comprising:
- an impeller that is rotatable about a central axis;
- and
- a motor that drives the impeller,
- wherein the impeller includes
- a plurality of vanes arranged in a circumferential direction,
- a flange in which the plurality of vanes are provided at an outer circumferential edge on a radial-direction outside, and
- a first shielding unit having a plate shape and located between the vanes adjacent to each other in the circumferential direction, and
- the first shielding unit is connected to a rear edge surface on an opposite side to the rotating direction of the vanes and an outside surface located on the radial-direction outside of the flange.
Dependencies are inferred from the claim text.