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US 10,328,531 B2Granted
Rotary device
AssigneeROLLS-ROYCE plc
InventorEwan Fergus Thompson
Life of this patent
Estimating the term…
Abstract
A rotary device, comprises a central hub; and at least one blade extending from the hub; wherein the blade comprises a blade body and a blade cap, the blade body having a blade body tip, the blade cap being arranged to cover the blade body tip; and wherein the blade cap comprises a mesh.
Claims19
A rotary device, comprising:
- a central hub;
- and
- at least one blade extending from the hub, wherein
- the blade comprises a blade body and a blade cap, the blade body having a blade body tip, the blade cap being arranged to cover the blade body tip,
- the blade cap comprises a mesh,
- the mesh is a metal wire mesh, and
- the mesh only covers the blade body tip such that the blade cap extends across the blade body tip and extends only partly down pressure and suction surfaces of the blade in a region of the tip.
4 more elements
A blade for use in a rotary device, the blade comprising:
- a blade body, having a blade body tip;
- and
- a blade cap being arranged to cover the blade body tip, wherein
- the blade cap comprises a mesh,
- the mesh is a metal wire mesh, and
- the mesh only covers the blade body tip such that the blade cap extends across the blade body tip and extends only partly down pressure and suction surfaces of the blade in a region of the tip.
3 more elements
A method of manufacturing a blade for a rotary device, the method comprising:
- shaping a mesh around a blade body tip to form a blade cap covering the blade body tip, wherein
- the mesh is a metal wire mesh, and
- the mesh only covers the blade body tip such that the blade cap extends across the blade body tip and extends only partly down pressure and suction surfaces of the blade in a region of the tip.
A method of suppressing delamination of a composite blade for a rotary device, the method comprising:
- providing a mesh around a composite blade body tip to form a blade cap covering the composite blade body tip, wherein the mesh only covers the blade body tip.
Dependencies are inferred from the claim text.