首页> 外国专利> DAWN INCLUDING A FOLDED ATTACK EDGE SHIELD AND PROCESS FOR MANUFACTURING THE DAWN

DAWN INCLUDING A FOLDED ATTACK EDGE SHIELD AND PROCESS FOR MANUFACTURING THE DAWN

机译:黎明,包括折叠的攻击边缘屏蔽和制造黎明的过程

摘要

The invention relates to a blade (16) comprising a blade body (30) made of an organic matrix composite material and a leading edge shield (32) made of a material having better resistance to point impacts than the composite material of the blade. blade body. The vane (16) has a vane head (26). The leading edge shield (32) is assembled on the blade body (30) and includes an underside fin (34) and an extrados fin (36). The intrados fin (34) comprises an intrados flap and the extrados fin (36) comprises an extrados flap, the intrados flap and the extrados flap are folded over one another and secured to each other by so as to form a partial covering (48) of the blade head (26). The invention also relates to a turbojet comprising a fan comprising such blades as well as a method of manufacturing such a blade.
机译:本发明涉及一种叶片(16),包括由有机基质复合材料制成的叶片主体(30)和由具有比叶片的复合材料具有更好的抗点冲击的材料制成的前缘屏蔽(32)。 刀片体。 叶片(16)具有叶片头(26)。 前缘屏蔽(32)组装在叶片主体(30)上,并且包括下侧翅片(34)和鳍片(36)。 铸型翅片(34)包括墨里型翼片,并且外鳍片(36)包括电型翼片,涡轮翼片和簧片翼片彼此折叠并通过以形成部分覆盖物(48)彼此固定 刀片头(26)。 本发明还涉及一种涡轮喷线,其包括包括这种刀片的风扇以及制造这种刀片的方法。

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