Patent ID: 9415863
Filing Date: 2016-08-16
CPC Classification: B29C,B29L,B32B,B64C,F16C,Y10T

Claim Text:
1. A fiber reinforcement for making an elongate mechanical part out of composite material having at least one lug at least one end of the part for a purpose of receiving a pin in order to make a pivot connection with another part, the fiber reinforcement comprising: a central fiber structure to form a core that is obtained by three-dimensional weaving; a peripheral fiber structure to form a belt that surrounds the central structure so as to arrange at least one empty cylindrical space at the lug; and at least one annular fiber structure to form a ring that is formed inside the empty space arranged between the central structure and the peripheral structure; wherein the peripheral structure and the annular structure form a single structure and are obtained by three-dimensionally weaving a fiber blank as a single piece with: