JPH0283353U

JPH0283353U -

Info

Publication number: JPH0283353U
Application number: JP16349688U
Authority: JP
Priority date: 1988-12-19
Filing date: 1988-12-19
Publication date: 1990-06-27

Description

[Brief explanation of drawings]

第１図は一実施例による樹脂性シリンダヘツド
カバーの側面図、第２図は第１図に使用する押え
板の平面図、第３図は第２図の側面図、第４図は
第１図の―線拡大断面図、第５図は第４図の
変形例を示す図、第６図は従来の樹脂性シリンダ
ヘツドカバーの部分平面図、第７図は第６図の
―線断面図、第８図は第６図のシリンダヘツド
カバーを長時間使用した場合のフランジの永久変
形の状態を示す部分側面図、第９図はガラス繊維
強化ナイロン６のヤンイグ率の熱特性曲線を示す
グラフ図である。１…樹脂性シリンダヘツドカバー、１_０…樹脂
性シリンダヘツドカバー本体、２…フランジ、４
…ボルト、６…ボス部、１６…押え板。 Fig. 1 is a side view of a resin cylinder head cover according to one embodiment, Fig. 2 is a plan view of the presser plate used in Fig. 1, Fig. 3 is a side view of Fig. 2, and Fig. 4 is a side view of the presser plate used in Fig. 1. Fig. 5 is a diagram showing a modification of Fig. 4, Fig. 6 is a partial plan view of a conventional resin cylinder head cover, and Fig. 7 is a sectional view taken along the - line in Fig. 6. , FIG. 8 is a partial side view showing the state of permanent deformation of the flange when the cylinder head cover shown in FIG. 6 is used for a long time, and FIG. 9 is a graph showing the Young's modulus thermal characteristic curve of glass fiber reinforced nylon 6. It is a diagram. 1... Resin cylinder head cover, 1 ₀ ... Resin cylinder head cover body, 2... Flange, 4
... Bolt, 6... Boss part, 16... Holding plate.

Claims

[Scope of utility model registration request]

A flanged cylinder head cover body of an internal combustion engine is formed of resin, and a retaining plate disposed on the flange is formed of a spring body curved in a convex shape between the bolt holes toward the flange, and the retaining plate is formed of a resin. A resin cylinder head cover that is bolted onto the cylinder head from above.