JPS63128207U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の第１の実施例を示す動弁装置
の平面図、第２図は第１図の―断面図、第３
図は第２図の―断面図、第４図は第３図の平
面図、第５図は第２の実施例を示す断面図、第６
図は第５図の平面図、第７図は第３の実施例を示
す断面図、第８図はその作用を示す断面図、第９
図は第４の実施例を示す平面図、第１０図は第９
図のＸ―Ｘ断面図、第１１図は第５の実施例を示
す平面図、第１２図は第６の実施例を示す断面図
、第１３図は第７の実施例を示す断面図、第１４
図は第８の実施例を示す平面図、第１５図は第９
の実施例を示す平面図、第１６図は第１０の実施
例を示す断面図、第１７図及び第１８図は作動状
態別の第１６図のＡ―Ａ断面図、第１９図は第１
７図の底面図、第２０図は第１９図のＢ―Ｂ断面
図、第２１図は従来例を示す斜視図である。 ２１ａ，２１ｂ……吸気弁、２２ａ，２２ｂ…
…排気弁、２７ａ，２７ｂ……コレツト、２８…
…バルブスプリングリテーナ、３１……バルブス
プリング、３３……ロツカアーム、３４……エン
ドピボツト、３５……カムシヤフト、３６……カ
ム、４１……リテーナガイド。 FIG. 1 is a plan view of a valve train showing a first embodiment of the present invention, FIG. 2 is a sectional view of FIG. 1, and FIG.
The figures are a sectional view of Fig. 2, a plan view of Fig. 3, a sectional view of Fig. 5, and a sectional view of Fig. 6.
The figure is a plan view of FIG. 5, FIG. 7 is a sectional view showing the third embodiment, FIG. 8 is a sectional view showing its operation, and FIG. 9 is a sectional view showing the third embodiment.
The figure is a plan view showing the fourth embodiment, and FIG. 10 is a plan view showing the ninth embodiment.
XX sectional view of the figure, FIG. 11 is a plan view showing the fifth embodiment, FIG. 12 is a sectional view showing the sixth embodiment, FIG. 13 is a sectional view showing the seventh embodiment, 14th
The figure is a plan view showing the eighth embodiment, and FIG. 15 is a plan view showing the ninth embodiment.
16 is a sectional view showing the tenth embodiment, FIGS. 17 and 18 are sectional views taken along line A-A in FIG.
7 is a bottom view, FIG. 20 is a sectional view taken along line BB in FIG. 19, and FIG. 21 is a perspective view showing a conventional example. 21a, 21b...Intake valve, 22a, 22b...
...Exhaust valve, 27a, 27b...Collection, 28...
... Valve spring retainer, 31 ... Valve spring, 33 ... Locker arm, 34 ... End pivot, 35 ... Camshaft, 36 ... Cam, 41 ... Retainer guide.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 吸気弁及び排気弁の少なくとも一方を気筒毎に
２つずつ備えて同種の一対の弁を１つのロツカア
ームにより同時駆動する内燃機関の動弁装置にお
いて、同種の一対の弁の弁軸端部に取付けられる
バルブスプリングリテーナを一体に形成し、これ
らの弁の弁軸間にバルブスプリングを配置してバ
ルブスプリングリテーナの中間部に作用させる構
成としたことを特徴とする内燃機関の動弁装置。 In a valve operating system for an internal combustion engine, in which each cylinder is provided with at least one of two intake valves and two exhaust valves, and a pair of the same type of valves are simultaneously driven by one rocker arm, the valve is attached to the end of the valve shaft of a pair of the same type of valves. 1. A valve operating system for an internal combustion engine, characterized in that a valve spring retainer is integrally formed, and a valve spring is arranged between the valve shafts of these valves so as to act on an intermediate portion of the valve spring retainer.