JPS6392011U - - Google Patents

Info

Publication number
JPS6392011U
JPS6392011U JP18682286U JP18682286U JPS6392011U JP S6392011 U JPS6392011 U JP S6392011U JP 18682286 U JP18682286 U JP 18682286U JP 18682286 U JP18682286 U JP 18682286U JP S6392011 U JPS6392011 U JP S6392011U
Authority
JP
Japan
Prior art keywords
valve
combustion engine
internal combustion
radius
coil spring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP18682286U
Other languages
Japanese (ja)
Other versions
JPH053689Y2 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1986186822U priority Critical patent/JPH053689Y2/ja
Publication of JPS6392011U publication Critical patent/JPS6392011U/ja
Application granted granted Critical
Publication of JPH053689Y2 publication Critical patent/JPH053689Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Springs (AREA)

Description

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

第１図は本考案による内燃機関の動弁装置の第
１実施例を示す図、第２図は第１図の矢印Ａの部
分のインナバルブスプリングの断面を示す図、第
３図は本考案の第２実施例を示す図、第４図は第
３図のダンパスプリングを示す図、第５図は本考
案サージング防止効果を示すためのアウタスプリ
ングの応力を示す図である。 １０……バルブステム、１２……バルブリフタ
、２０……アウタバルブスプリング、２２……イ
ンナバルブスプリング。 Fig. 1 is a diagram showing a first embodiment of a valve train for an internal combustion engine according to the present invention, Fig. 2 is a diagram showing a cross section of an inner valve spring in the area indicated by arrow A in Fig. 1, and Fig. 3 is a diagram showing a cross section of the inner valve spring according to the invention. FIG. 4 is a diagram showing the damper spring of FIG. 3, and FIG. 5 is a diagram showing the stress of the outer spring to show the surging prevention effect of the present invention. 10... Valve stem, 12... Valve lifter, 20... Outer valve spring, 22... Inner valve spring.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 内燃機関の弁から延びるバルブステムのまわり
に同心円状に配置される内側のコイルスプリング
と外側のコイルプリングとを有し、該内側のコイ
ルスプリングの線材断面が外側部分の曲率半径が
内側部分の曲率半径よりも大きくなるような非対
称に形成されていることを特徴とする内燃機関の
動弁装置。 An inner coil spring and an outer coil spring are arranged concentrically around a valve stem extending from a valve of an internal combustion engine. A valve train for an internal combustion engine characterized by being asymmetrically formed so that the radius is larger than the radius.
JP1986186822U 1986-12-05 1986-12-05 Expired - Lifetime JPH053689Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986186822U JPH053689Y2 (en) 1986-12-05 1986-12-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986186822U JPH053689Y2 (en) 1986-12-05 1986-12-05

Publications (2)

Publication Number Publication Date
JPS6392011U true JPS6392011U (en) 1988-06-14
JPH053689Y2 JPH053689Y2 (en) 1993-01-28

Family

ID=31136731

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986186822U Expired - Lifetime JPH053689Y2 (en) 1986-12-05 1986-12-05

Country Status (1)

Country Link
JP (1) JPH053689Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007146731A (en) * 2005-11-25 2007-06-14 Yamaha Motor Co Ltd Engine and vehicle
JP2007291971A (en) * 2006-04-26 2007-11-08 Honda Motor Co Ltd Valve mechanism of engine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59147933U (en) * 1983-03-23 1984-10-03 トヨタ自動車株式会社 spring device
JPS61108537U (en) * 1984-12-21 1986-07-09

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59147933U (en) * 1983-03-23 1984-10-03 トヨタ自動車株式会社 spring device
JPS61108537U (en) * 1984-12-21 1986-07-09

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007146731A (en) * 2005-11-25 2007-06-14 Yamaha Motor Co Ltd Engine and vehicle
JP2007291971A (en) * 2006-04-26 2007-11-08 Honda Motor Co Ltd Valve mechanism of engine

Also Published As

Publication number Publication date
JPH053689Y2 (en) 1993-01-28

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