JPH0462345U

JPH0462345U -

Info

Publication number: JPH0462345U
Application number: JP10314390U
Authority: JP
Priority date: 1990-09-29
Filing date: 1990-09-29
Publication date: 1992-05-28

Description

[Brief explanation of the drawing]

第１図は本考案による実施例のエンジン上部に
設けられたエゾネータの断面図、第２図は実施例
のレゾネータの模式図、第３図は本考案による実
施例の自動車前部の平面図、第４図は従来のエン
ジン上部の模式図、第５図は従来のエンジンの吸
引系の模式図、第６図は第５図に示す吸引系の振
動特性を示すグラフ、第７図は従来の他のエンジ
ンに吸引系の模式図、第８図は従来の第７図に示
す吸引系の振動特性を示すグラフである。１０……エアクリーナ、１１……エンジン、１
６……カムシヤフト、１７……カムシヤフトハウ
ジング、１７ａ……凹部、２１……カバー、２３
……内カバー、２５……レゾネータ。 FIG. 1 is a sectional view of an esonator installed at the top of an engine according to an embodiment of the present invention, FIG. 2 is a schematic diagram of a resonator according to an embodiment, and FIG. 3 is a plan view of the front part of an automobile according to an embodiment of the present invention. Figure 4 is a schematic diagram of the upper part of a conventional engine, Figure 5 is a schematic diagram of the suction system of a conventional engine, Figure 6 is a graph showing the vibration characteristics of the suction system shown in Figure 5, and Figure 7 is a diagram of the conventional engine. FIG. 8 is a schematic diagram of a suction system in another engine, and is a graph showing the vibration characteristics of the conventional suction system shown in FIG. 7. 10...Air cleaner, 11...Engine, 1
6...Camshaft, 17...Camshaft housing, 17a...Recess, 21...Cover, 23
...Inner cover, 25...Resonator.

Claims

[Scope of utility model registration request]

In an engine mounted on a vehicle that has a pair of camshafts at the top of the cylinder head, and the camshafts are covered by a camshaft housing that has a recess formed in the center of the outside, an inner cover is attached to the cover that covers the recess, and an inner cover is attached to the upper part of the recess. An engine resonator structure characterized by having an air chamber communicating with the engine intake side.