Compressor wheel and centrifugal compressor
AssigneeMitsubishi Heavy Industries Engine & Turbocharger, Ltd.
InventorTakuya EHANA
Life of this patent
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Abstract
Provided is a compressor wheel comprising a hub and at least one blade provided on an outer surface of the hub. A back surface of the compressor wheel includes a flat part that extends along a radial direction of the compressor wheel and is positioned closer to a rear end side in an axial direction of the compressor wheel than an outer peripheral end of the back surface, and an outside surface that connects the flat part and the outer peripheral end of the back surface. The outside surface has an axial recessed part recessed toward a front end side in the axial direction than the outer peripheral end of the back surface.
Claims10
A compressor wheel comprising:
- a hub;
- and
- at least one blade provided on an outer surface of the hub,
- wherein a back surface of the compressor wheel includes
- a flat portion which extends along a radial direction of the compressor wheel and which is located on a back end side of the compressor wheel in an axial direction with respect to an outer peripheral end of the back surface, and
- an outer side surface which connects the flat portion and the outer peripheral end of the back surface, and
- the outer side surface has an axial recessed portion recessed toward a front end side in the axial direction with respect to the outer peripheral end of the back surface.
Dependencies are inferred from the claim text.