| 摘要 |
Embodiments of the invention provide a snowblower and an impeller for a snowblowing apparatus, the impeller being designed to rotate about a rotation axis, the impeller comprising a front axial region thereof, the front axial region being configured to receive snow therein; a rear axial region thereof; a periphery thereof; a hub, generally located between the front axial region and the rear axial region, adapted to rotate about the rotation axis; a plurality of vanes generally radially extending from the periphery toward the rotation axis, the plurality of vanes including a portion configured to propel snow between the front axial region and the rear axial region, a snow-engaging portion generally located toward the front axial region, wherein the snow engaging portion of at least one of the plurality of vanes radially is extending from the periphery further toward the rotation axis to reduce the radial area not covered by the snow-engaging portions of the other vanes when the impeller is rotating about the rotation axis. |
| 主权项 |
1. An impeller for a snowblowing apparatus, the impeller being designed to rotate about a rotation axis thereof, the impeller comprising:
a front axial region thereof, the front axial region being configured to receive snow therein; a rear axial region thereof; a periphery thereof; a hub, generally located between the front axial region and the rear axial region, adapted to rotate about the rotation axis; a plurality of vanes generally radially extending from the periphery toward the rotation axis,
the plurality of vanes includinga portion configured to propel snow between the front axial region and the rear axial region,a snow-engaging portion generally located toward the front axial region, wherein the snow engaging portion of at least one of the plurality of vanes radially is extending from the periphery further toward the rotation axis to reduce the radial area not covered by the snow-engaging portions of the other vanes when the impeller is rotating about the rotation axis. |
