JPH01119808U

JPH01119808U -

Info

Publication number: JPH01119808U
Application number: JP1677588U
Authority: JP
Priority date: 1988-02-09
Filing date: 1988-02-09
Publication date: 1989-08-14

Description

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

第１図はこの考案を具体化した第１実施例を示
すエンジンの要部断面図、第２図はそのバルブ機
構を拡大して示す要部断面図、第３図はバルブリ
フタの平面図、第４図はバルブリフタとシムとを
分解して半断面状態で示す斜視図、第５図はこの
考案の第２実施例を示すバルブリフタの断面図、
第６図はその平面図、第７図はこの考案の第３実
施例を示すバルブリフタの断面図、第８図はその
平面図、第９図はこの考案の第４実施例を示すバ
ルブリフタの断面図、第１０図はこの考案の第５
実施例を示すバルブ機構の断面図、第１１図はそ
のバルブリフタの平面図、第１２図はこの考案の
第６実施例を示すバルブリフタの断面図である。９…カム、１１…バルブステム、１６…バルブ
リフタ、１８…シム、１９…オイル通路、２０…
連通路。 Fig. 1 is a sectional view of the main parts of an engine showing a first embodiment embodying this invention, Fig. 2 is a sectional view of the main parts showing an enlarged view of the valve mechanism, Fig. 3 is a plan view of the valve lifter, and Fig. FIG. 4 is an exploded perspective view showing the valve lifter and shim in a half-sectional state, and FIG. 5 is a cross-sectional view of the valve lifter showing a second embodiment of this invention.
Fig. 6 is a plan view thereof, Fig. 7 is a sectional view of a valve lifter showing a third embodiment of this invention, Fig. 8 is a plan view thereof, and Fig. 9 is a sectional view of a valve lifter showing a fourth embodiment of this invention. Figure 10 is the fifth figure of this invention.
FIG. 11 is a sectional view of a valve mechanism showing an embodiment, FIG. 11 is a plan view of a valve lifter thereof, and FIG. 12 is a sectional view of a valve lifter showing a sixth embodiment of this invention. 9...Cam, 11...Valve stem, 16...Valve lifter, 18...Shim, 19...Oil passage, 20...
Communication path.

Claims

【実用新案登録請求の範囲】吸、排気バルブのバルブステムの上端にバルブ
リフタを設けると共に、そのバルブリフタ上にカ
ムと摺接するシムを設け、バルブリフタの中心に
バルブステムとバルブリフタとの接合部にオイル
を供給するためのオイル通路を形成したエンジン
のバルブ機構において、前記シム又はバルブリフタに前記オイル通路を
外部に連通させるための連通路を設けたエンジン
のバルブ機構。[Scope of Claim for Utility Model Registration] A valve lifter is provided at the upper end of the valve stem of the intake and exhaust valve, and a shim is provided on the valve lifter to make sliding contact with the cam, and oil is supplied to the joint between the valve stem and the valve lifter at the center of the valve lifter. An engine valve mechanism in which an oil passage for supplying oil is formed, wherein the shim or valve lifter is provided with a communication passage for communicating the oil passage to the outside.