JPS5882409U - Surface structure of intake or exhaust valves for internal combustion engines - Google Patents

Surface structure of intake or exhaust valves for internal combustion engines

Info

Publication number
JPS5882409U
JPS5882409U JP17665381U JP17665381U JPS5882409U JP S5882409 U JPS5882409 U JP S5882409U JP 17665381 U JP17665381 U JP 17665381U JP 17665381 U JP17665381 U JP 17665381U JP S5882409 U JPS5882409 U JP S5882409U
Authority
JP
Japan
Prior art keywords
intake
internal combustion
surface structure
combustion engines
exhaust valves
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.)
Pending
Application number
JP17665381U
Other languages
Japanese (ja)
Inventor
戸佐　直己
Original Assignee
トヨタ自動車株式会社
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 by トヨタ自動車株式会社 filed Critical トヨタ自動車株式会社
Priority to JP17665381U priority Critical patent/JPS5882409U/en
Publication of JPS5882409U publication Critical patent/JPS5882409U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は本考案のバルブを備えた内燃機関の吸気又は排
気ポート付近の断面図、第２図は第１の実施例における
バルブの表面構造を示す図、第３図は第２の実施例にお
けるバルブの表面構造を示す図。 １２・・・吸気弁又は排気弁、１２１・・・傘部、１２
３・・・ステム部、１２５・・・シート当り面、１６・
・・バルブシート、２０・・・バルブフラムガイド、２
４．２４’・・・セラミック層。Fig. 1 is a sectional view of the vicinity of the intake or exhaust port of an internal combustion engine equipped with the valve of the present invention, Fig. 2 is a view showing the surface structure of the valve in the first embodiment, and Fig. 3 is a diagram of the second embodiment. The figure which shows the surface structure of the valve in FIG. 12... Intake valve or exhaust valve, 121... Umbrella part, 12
3... Stem portion, 125... Seat contact surface, 16.
...Valve seat, 20...Valve flam guide, 2
4.24'...Ceramic layer.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 内燃機関用の吸気又は排気弁の傘部、バルブフラム部、
シート当り面を除いた全体、又は全体の表面にセラミッ
ク溶射層を形成してなる吸気又は排気弁の表面構造。Umbrella part, valve flam part of intake or exhaust valve for internal combustion engine,
A surface structure of an intake or exhaust valve in which a ceramic sprayed layer is formed on the entire surface, excluding the seat contact surface, or on the entire surface.
JP17665381U 1981-11-30 1981-11-30 Surface structure of intake or exhaust valves for internal combustion engines Pending JPS5882409U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17665381U JPS5882409U (en) 1981-11-30 1981-11-30 Surface structure of intake or exhaust valves for internal combustion engines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17665381U JPS5882409U (en) 1981-11-30 1981-11-30 Surface structure of intake or exhaust valves for internal combustion engines

Publications (1)

Publication Number Publication Date
JPS5882409U true JPS5882409U (en) 1983-06-03

Family

ID=29969814

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17665381U Pending JPS5882409U (en) 1981-11-30 1981-11-30 Surface structure of intake or exhaust valves for internal combustion engines

Country Status (1)

Country Link
JP (1) JPS5882409U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS534006B2 (en) * 1975-01-20 1978-02-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS534006B2 (en) * 1975-01-20 1978-02-13

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