Patent ID: 9500132
Filing Date: 2016-11-22
CPC Classification: F01D,F02C,F16J

Claim Text:
1. A combustor seal structure for sealing connection portions between transition piece outlet ends and turbine inlet nozzles of a plurality of combustors disposed in a circumferential direction, the combustor seal structure comprising: a first recess portion and a second recess portion that are respectively provided on facing faces of adjacent flange portions at the transition piece outlet ends; and a seal member, wherein the seal member includes: wherein the plurality of first spring members and the plurality of second spring members are configured to cross one another if viewed from a longitudinal direction of the seal member body, wherein the plurality of first spring members extend directly from the first projection portion to a free end such that the plurality of first spring members only connect to the seal member body at the first projection portion and are not in contact with the first recess portion, and the plurality of second spring members extend directly from the second projection portion to a free end such that the plurality of second spring members only connect to the seal member body at the second projection portion, and are not in contact with the second recess portion, and wherein the plurality of first spring members and the plurality of second spring members are alternately provided in a longitudinal direction of the seal member body such that none of the plurality of first spring members and the plurality of second spring members are disposed at a same longitudinal position.