JPH0280703U

JPH0280703U -

Info

Publication number: JPH0280703U
Application number: JP16150788U
Authority: JP
Priority date: 1988-12-13
Filing date: 1988-12-13
Publication date: 1990-06-21

Description

[Brief explanation of drawings]

第１図から第４図は本考案の実施例を示し、第
１図は概略的な正面図、第２図は第１図における
−線の概略的な拡大断面図、第３図と第４図
はそれぞれ第２図相当の概略的な断面図である。
第５図と第６図はそれぞれ従来例を示す第２図相
当の断面図である。１，２１，３１……ローラ付ロツカアーム、２
，２２，３２……ロツカアーム本体、４，２４，
３４……ローラ、４ａ，２４ａ，３４ａ……端面
、６ａ，２６ａ，３６ａ……ロツカアーム本体の
端面、７，２７，３７……硬化層。 1 to 4 show an embodiment of the present invention, in which FIG. 1 is a schematic front view, FIG. 2 is a schematic enlarged sectional view taken along the - line in FIG. 1, and FIGS. Each figure is a schematic sectional view corresponding to FIG. 2.
5 and 6 are sectional views corresponding to FIG. 2, respectively, showing a conventional example. 1, 21, 31...Rocker arm with roller, 2
, 22, 32... Rotsuka arm body, 4, 24,
34... Roller, 4a, 24a, 34a... End face, 6a, 26a, 36a... End face of rocker arm main body, 7, 27, 37... Hardened layer.

Claims

[Claims for Utility Model Registration] 1. A rocker arm with a roller, characterized in that a hardened layer is formed by thermal spraying on the end face of a rocker arm body that comes into sliding contact with the end face of the roller. 2. A rocker arm with a roller, characterized in that a hardened layer is formed by plating on the end face of the rocker arm body that comes into sliding contact with the end face of the roller. 3. A rocker arm with a roller, characterized in that a hardened layer is formed by alumite treatment on the end face of the rocker arm body made of aluminum alloy, which makes sliding contact with the end face of the roller.