Patent ID: 9476324
Filing Date: 2016-10-25
CPC Classification: F01D,F05D

Claim Text:
1. An exhaust collector for a gas turbine engine, the exhaust collector comprising: a front panel including a front annular portion, the front annular portion being at least a portion of an annular shape extending about an exhaust collector axis; a rear panel including a rear annular portion, the rear annular portion being at least a portion of an annular shape extending about the exhaust collector axis, opposite the front panel; and a side panel extending between the front panel and the rear panel forming an exhaust outlet, the exhaust outlet facing in a radial direction, the side panel including a circumferential portion extending about the exhaust collector axis with a constant radius, a first contoured portion between the circumferential portion and the exhaust outlet, the first contoured portion including a plurality of curved sections with alternating concavity, each of the plurality of curved sections extending from the front panel to the rear panel, and a second contoured portion between the circumferential portion and the exhaust outlet, opposite the first contoured portion, the second contoured portion including a second plurality of curved sections with alternating concavity, each of the second plurality of curved sections extending from the front panel to the rear panel, wherein the plurality of curved sections and the second plurality of second curved sections each include a first contour, a second contour, and a third contour, wherein each first contour includes a curve with a constant radius and a concave shape, each second contour includes a curve with a constant radius and a convex shape, each third contour includes a curve with a constant radius and a concave shape extending from the second contour to the circumferential portion.