JPS63156404U

JPS63156404U -

Info

Publication number: JPS63156404U
Application number: JP4962987U
Authority: JP
Priority date: 1987-03-31
Filing date: 1987-03-31
Publication date: 1988-10-13

Description

[Brief explanation of the drawing]

第１図は本考案を具体化したローラ付きロツカ
ーアームを示す平面図、第２図は第１図の回転軸
部分を示す断面図、第３図は第１図のＡ−Ａ線断
面図、第４図は内燃機関にローラ付きロツカーア
ームを組み込んだ状態を示す部分断面図、第５図
は別例を示す断面図、第６図、第７図及び第８図
は従来例のローラ付きロツカーアームを示し、第
６図は平面図、第７図は側面図、第８図は第６図
の回転軸部分を示す断面図である。５……ロツカーアーム本体、５ａ……上面、６
……取付孔、６ａ……軸側内側壁、７……回転軸
、９……油溝、Ｄ……ローラの内径、Ｈ……油溝
の基端開口部の幅。 Fig. 1 is a plan view showing a rocker arm with a roller that embodies the present invention, Fig. 2 is a sectional view showing the rotating shaft portion of Fig. 1, Fig. 3 is a sectional view taken along line A-A in Fig. Fig. 4 is a partial sectional view showing a rocker arm with rollers installed in an internal combustion engine, Fig. 5 is a sectional view showing another example, and Figs. 6, 7, and 8 show conventional rocker arms with rollers. , FIG. 6 is a plan view, FIG. 7 is a side view, and FIG. 8 is a sectional view showing the rotating shaft portion of FIG. 6. 5...Rotsuker arm body, 5a...Top surface, 6
...Mounting hole, 6a... Shaft side inner wall, 7... Rotating shaft, 9... Oil groove, D... Inner diameter of roller, H... Width of base end opening of oil groove.

Claims

[Claims for Utility Model Registration] 1. A rocker arm main body having a mounting hole, a rotating shaft installed between opposing inner walls of the mounting hole, and a roller rotatably attached to the rotating shaft. A rocker arm with rollers, characterized in that an oil groove 9 extending to the rotating shaft 7 is provided in at least one inner wall 6a of the inner walls of the mounting hole 6. 2 The oil groove 9 is located on the upper surface 5 of the Rocker arm body 5.
The rocker arm with rollers according to claim 1, which is a registered utility model, is formed in a tapered shape whose width narrows from a toward the rotating shaft 7. 3 The width H of the narrowest part of the oil groove 9 is the width H of the narrowest part of the oil groove 9
Claims 1 or 2 of the utility model registration claim, characterized in that the width is the same as or less than the inner diameter D of the
A rocker arm with a roller according to any one of the above items.