Patent ID: 9435225
Filing Date: 2016-09-06
CPC Classification: F01D,F02C,F05D

Claim Text:
1. An exhaust case for a turbomachine, comprising, from an outside towards an inside: yokes, an outer collar and a hub, which are coaxial, the hub being connected to the outer collar by radial arms and extending between an inner collar, for guiding a gas flow, and an annular flange; wherein in the hub, the inner collar is extended by at least one annular plate for connection between the annular flange and the inner collar to transfer forces between the annular flange and the yokes; and wherein each radial arm is extended by a radial rib comprising two opposed portions enclosing a cut-out formed in a central minimum-stress region of the rib, the portions being intercoupled with pre-set plays.