Patent ID: 8944752
Filing Date: 2015-02-03
Classification: F01D,F04D,F05D

Abstract:
1. A turbomachine rectifier comprising a plurality of stator vanes ( 5 ) connecting an inner collar ( 4 ) to an outer collar ( 3 ), each of said vanes ( 5 ) comprising a blade ( 11 ) and a blade-head platform ( 10 ), an intermediate piece ( 6 ) arranged between the inner collar ( 4 ) and the outer collar ( 3 ) and fastened to the outer collar ( 3 ), said fastening being entirely outside a circumferential generatrix defined by outer edges of the platform, said intermediate piece ( 6 ) comprising openings ( 14 ) for passage of the blades ( 11 ) and said blade-head platforms ( 10 ) resting, on one side, on the outer collar ( 3 ) and, on another side, on the intermediate piece ( 6 ); and wherein the entirety of the blade-head platform ( 10 ) is disposed outside the opening ( 14 ) of the intermediate piece ( 6 ) such that the blade-head platform ( 10 ) is sandwiched between the outer collar ( 3 ) and the intermediate piece ( 6 ).