General Electric Company

John D Wardell

Brian Peter Arness

Omprakash Samudrala

Tara Easter McGovern

Louis Veltre

Ariel Kelsey Coleman Harter

A labyrinth seal that may include a first leg positioned about a high-pressure side of the dovetail tab, a second leg positioned about a low-pressure side of the dovetail tab, and a labyrinth chamber positioned between the first leg and the second leg. High-pressure fluid passing through the gap about the first leg expands within the labyrinth chamber so as to limit an amount of the high-pressure fluid that passes beyond the second leg.

Labyrinth seal for turbine dovetail

A sealing system for sealing a gap between a dovetail tab of a bucket and a rotor. The sealing system may include a sealing slot positioned about the dovetail tab and a pivot plate positioned within the sealing slot. The sealing slot may include a pivot point and a rest ledge such that the pivot plate pivots about the pivot point and into the gap when the bucket rotates.

Growing community of inventors

Simpsonville, SC, United States of America

John D Wardell