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US 5,299,915 AGranted
Bucket for the last stage of a steam turbine
AssigneeGeneral Electric Company
InventorsCuong V. Dinh, Steven G. Ruggles
Life of this patent
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Abstract
A last-stage steam turbine bucket having a profile according to Charts I-XXXXI of Table I. The bucket is divided into a number of profile sections each of which is a predetermined radial distance from the root section. Each point on a profile section at the predetermined radial distance from the root is defined by an X-Y coordinate and a radius R along the arc of a circle connecting adjacent points.
Claims9
A bucket for a steam turbine having a profile in accordance with Charts I-XIX;
- XXI-XXXIX;
- and XLI inclusive of Table I.
A bucket for a steam turbine having a profile in accordance with the Charts I-XVIII;
- and XX-XL inclusive of Table 1.
Dependencies are inferred from the claim text.