Cage for rolling bodies of a bearing

Details Cage for rolling bodies of a bearing Cage for rolling bodies of a bearing

F - Mech Eng,Light,Heat,Weapons

16

C

F16C 33/44 (2006.01) F16C 33/56 (2006.01)

Patent

CA 2723837

The invention relates to a cage (1) for the rolling bodies of a bearing, comprising a plastic base body (5) and a metal coating (8) fixed to the base body (5) and at least partially covering the latter (5). The aim of the invention is to reinforce and improve said cage in terms of mechanical stability, wear-resistance and corrosion resistance. To achieve this, according to the invention, at least sections of the metal have a nanocrystalline granular structure.

La présente invention concerne une cage (1) pour des corps roulants d'un roulement, laquelle cage comprend un corps de base (5) composé de matière plastique, ainsi qu'un revêtement en métal (8) fixé au corps de base (5) et recouvrant au moins partiellement le corps de base (5). L'objectif de l'invention est de rendre plus rigide ladite cage et d'améliorer sa stabilité mécanique, sa résistance à l'usure et sa résistance à la corrosion. A cette fin, le métal est conçu au moins par endroits sous forme de structure granulaire nanocristalline.

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