Patent ID: 11939762
Assignee: GE INFRASTRUCTURE TECHNOLOGY LLC
Field: Civil engineering (Other fields)
Classification: CPC E  B  F  Y | IPC B  E  F

Claim 7:
8. The method of claim 6, wherein forming the first plurality of recesses further comprises:
distributing each circumferential opening of the recesses of the first plurality of recesses circumferentially along the outer reference curve, wherein a depth of each recess of the first plurality of recesses extends in a radial direction to a point inward of the midline reference curve and outward of the inner reference curve;
forming a second plurality of recesses defined by the wall element and distributed circumferentially about the vertical axis; and
distributing each circumferential opening of the recesses of the second plurality recesses circumferentially along the inner reference curve, wherein the depth of each recess of the second plurality of recesses extends in a radial direction to a point outward of the midline reference curve and inward of the outer reference curve.