JPH0378908U - - Google Patents

Info

Publication number
JPH0378908U
JPH0378908U JP14069489U JP14069489U JPH0378908U JP H0378908 U JPH0378908 U JP H0378908U JP 14069489 U JP14069489 U JP 14069489U JP 14069489 U JP14069489 U JP 14069489U JP H0378908 U JPH0378908 U JP H0378908U
Authority
JP
Japan
Prior art keywords
valve
spring retainer
ceramic
valve spring
valve stem
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
JP14069489U
Other languages
English (en)
Other versions
JPH0729206Y2 (ja
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 JP1989140694U priority Critical patent/JPH0729206Y2/ja
Publication of JPH0378908U publication Critical patent/JPH0378908U/ja
Application granted granted Critical
Publication of JPH0729206Y2 publication Critical patent/JPH0729206Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Valve-Gear Or Valve Arrangements (AREA)

Description

【図面の簡単な説明】
第１図はこの考案による動弁系装置の一実施例
を示す断面図、及び第２図は従来の動弁系装置の
一例を示す断面図である。 １……バルブステム、２……カム、３……タペ
ツト、４……バルブスプリングリテーナ、５……
コツタ、６……バルブスプリング、７……受け部
、９……シリンダヘツド、１０……コツタ溝、１
１，１２……上端面、１５……外周面、１６……
接触面、１７……接触面、１８……内周面。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) ポートを開閉するセラミツク製バルブ、該
    バルブのバルブステム上端部の外方に位置し且つ
    バルブスプリングを受けるセラミツク製バルブス
    プリングリテーナ、並びに内面にセラミツク製の
    前記バルブステムのコツタ溝に係止するビード部
    及び内面に前記バルブステムの外周面と摩擦接触
    する接触面を且つ外面に前記バルブスプリングリ
    テーナの内周面に接触する接触面を有する金属製
    コツタから成る動弁系装置。 (2) 前記コツタを炭素含有量が０．１５〜０．
    ２０％で且つ硬さがＨＢ８００以下の炭素鋼で且
    つ焼入れ鋼で製作し、且つ前記バルブステム及び
    前記バルブスプリングリテーナを窒化珪素のセラ
    ミツク材料で製作した請求項１に記載の動弁系装
    置。
JP1989140694U 1989-12-06 1989-12-06 動弁系装置 Expired - Fee Related JPH0729206Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989140694U JPH0729206Y2 (ja) 1989-12-06 1989-12-06 動弁系装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989140694U JPH0729206Y2 (ja) 1989-12-06 1989-12-06 動弁系装置

Publications (2)

Publication Number Publication Date
JPH0378908U true JPH0378908U (ja) 1991-08-12
JPH0729206Y2 JPH0729206Y2 (ja) 1995-07-05

Family

ID=31687646

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989140694U Expired - Fee Related JPH0729206Y2 (ja) 1989-12-06 1989-12-06 動弁系装置

Country Status (1)

Country Link
JP (1) JPH0729206Y2 (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6238403U (ja) * 1985-08-26 1987-03-07
JPS6325808U (ja) * 1986-08-05 1988-02-20
JPH0195502U (ja) * 1987-12-18 1989-06-23

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6238403U (ja) * 1985-08-26 1987-03-07
JPS6325808U (ja) * 1986-08-05 1988-02-20
JPH0195502U (ja) * 1987-12-18 1989-06-23

Also Published As

Publication number Publication date
JPH0729206Y2 (ja) 1995-07-05

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees