Radial thrust bearing

F - Mech Eng,Light,Heat,Weapons – 16 – C

Patent

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Details

F16C 33/20 (2006.01) F16C 27/02 (2006.01) F16C 27/08 (2006.01) H02K 5/167 (2006.01)

Patent

CA 2232832

A monolithically formed bearing (100) is disclosed for use with a rotatable shaft (18) positioned within a supporting structure (10) which includes a bearing body (110) having an internal bore (112) extending partially therethrough and defining a cylindrical bearing surface for receiving and supporting the rotatable shaft, an external bearing surface having a radially inwardly tapered leading edge (120) for engaging a complementary first abutment surface (122) defined within an interior cavity of the supporting structure, an annular thrust collar (124) projecting beyond the leading edge (120) of the external bearing surface for engaging a corresponding second abutment surface (126) defined within the interior cavity of the supporting structure, and an annular retention flange (128) depending from the periphery of the bearing body to retain the bearing body within the interior cavity of the supporting structure.

L'invention porte sur un palier monobloc (100) d'arbre tournant (18) logé dans une structure de support (10) et comprenant un corps (110) de palier présentant un alésage intérieur (112) le traversant partiellement et formant une surface cylindrique de palier recevant l'arbre tournant, une surface de palier extérieure comportant un bord avant (120) fuselé radialement vers l'intérieur destinée à entrer en contact avec une première surface de butée (122) formée par une cavité intérieure à la structure de support, un collier de poussée annulaire (124) saillant au-delà du bord avant (120) de la surface de palier extérieure et destinée à entrer en contact avec une deuxième surface de butée correspondante (126) formée dans la cavité intérieure de la structure de support; et un flasque annulaire de retenue (128) solidaire de la périphérie du corps de palier et le retenant dans la cavité intérieure de la structure de support.

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