METAL BUSHING FORMING BORE ARM FOR CAST MOLD BY INJECTION OR INJECTION IN POLYMER MATERIAL AND METHOD FOR COATING BY CAST OR INJECTION SUCH A BUSHING FORMING BORE ARM

摘要

P IN THE CASE OF A METAL BUSHING 3 FORMING A BORE REINFORCEMENT INTENDED FOR A 1-MOLDED PIECE BY CASTING OR BY INJECTION IN POLYMER MATERIAL AND COMPRISING A TUBULAR MEDIUM PART 4 AND, AT BOTH EXTREMITES, RADIUS 5 DIRECTIONAL TOWARDS THE OUTSIDE, IT IS PROVIDED FOR IN THE MIDDLE TUBULAR PART 4 AND / OR IN THE EDGES 5 AT LEAST ONE WINDOW PORT 6, 8 THROUGH WHICH THE CAST OR INJECTION OF THE POLYMERIC MATERIAL IS PLACED. /P