JPS6436505U - - Google Patents

Info

Publication number
JPS6436505U
JPS6436505U JP12923987U JP12923987U JPS6436505U JP S6436505 U JPS6436505 U JP S6436505U JP 12923987 U JP12923987 U JP 12923987U JP 12923987 U JP12923987 U JP 12923987U JP S6436505 U JPS6436505 U JP S6436505U
Authority
JP
Japan
Prior art keywords
stem
valve
intake
sliding contact
exhaust valve
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
JP12923987U
Other languages
English (en)
Other versions
JPH0536963Y2 (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 JP1987129239U priority Critical patent/JPH0536963Y2/ja
Publication of JPS6436505U publication Critical patent/JPS6436505U/ja
Application granted granted Critical
Publication of JPH0536963Y2 publication Critical patent/JPH0536963Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Sealing With Elastic Sealing Lips (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例の縦断正面図、第２
図は本考案の他の実施例の縦断面図である。 １…吸・排気弁、２…バルブステム、３…傘部
、４…シリンダヘツド、５…ステムガイド、１４
…ステムオイルシール、１６…シールリツプ、２
０…シールリツプ摺接部、２２…拡径部、２３…
ステムガイド摺接部。

Claims (1)

  1. 【実用新案登録請求の範囲】 １ バルブステムが、シリンダヘツドに固定され
    たステムガイド内に摺動自在に挿入されかつステ
    ムガイドに取付けられたステムオイルシールに摺
    接するよう配設された内燃機関の吸・排気弁にお
    いて、前記バルブステムの前記ステムオイルシー
    ルに摺接する部分の表面硬さを、該バルブステム
    の他の部分の表面硬さより小となし、また前記バ
    ルブステムのステムオイルシールに摺接する部分
    が通過する前記ステムガイドの内周部を拡径し前
    記バルブステムとの間に間隙を形成したことを特
    徴とする吸・排気弁。 ２ 前記バルブステムの、前記ステムオイルシー
    ルとの摺接部以外の部分の全域に表面硬化処理を
    施した実用新案登録請求の範囲第１項記載の吸・
    排気弁。 ３ 前記バルブステムの、前記ステムガイドと直
    接摺接する部分のみに表面硬化処理を施した実用
    新案登録請求の範囲第１項記載の吸・排気弁。 ４ 前記表面硬化処理が軟窒化処理によつて形成
    された実用新案登録請求の範囲第２項又は第３項
    記載の吸・排気弁。 ５ 前記表面硬化処理がチタンナイトライト処理
    によつて形成された実用新案登録請求の範囲第２
    項又は第３項記載の吸・排気弁。
JP1987129239U 1987-08-27 1987-08-27 Expired - Lifetime JPH0536963Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987129239U JPH0536963Y2 (ja) 1987-08-27 1987-08-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987129239U JPH0536963Y2 (ja) 1987-08-27 1987-08-27

Publications (2)

Publication Number Publication Date
JPS6436505U true JPS6436505U (ja) 1989-03-06
JPH0536963Y2 JPH0536963Y2 (ja) 1993-09-20

Family

ID=31383331

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987129239U Expired - Lifetime JPH0536963Y2 (ja) 1987-08-27 1987-08-27

Country Status (1)

Country Link
JP (1) JPH0536963Y2 (ja)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005038200A1 (ja) * 2003-10-21 2005-04-28 Hino Motors, Ltd. バルブガイド構造
US7163039B2 (en) * 1999-06-30 2007-01-16 Pirelli Pneumatici S.P.A. High-performance tire for a motor vehicle
US7322390B2 (en) * 2002-12-03 2008-01-29 The Yokohama Rubber Co., Ltd. Pneumatic tire having tread with blocks having obtuse angle corner portions
US7416003B2 (en) * 2002-12-03 2008-08-26 The Yokohama Rubber Co., Ltd. Pneumatic tire with tread surface having specified direction of rotation
US7614435B2 (en) * 2002-11-19 2009-11-10 The Yokohama Rubber Co., Ltd. Pneumatic tire having circumferential straight main groove, arcuate curved main grooves and circumferential auxiliary grooves
US7814951B2 (en) * 2003-09-05 2010-10-19 Bridgestone Corporation Pneumatic tire having tread including convexly curved fine grooves

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6137776U (ja) * 1984-08-13 1986-03-08 求 谷脇 冷凍餌製造装置における薬剤供給機構

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6137776U (ja) * 1984-08-13 1986-03-08 求 谷脇 冷凍餌製造装置における薬剤供給機構

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7163039B2 (en) * 1999-06-30 2007-01-16 Pirelli Pneumatici S.P.A. High-performance tire for a motor vehicle
US7614435B2 (en) * 2002-11-19 2009-11-10 The Yokohama Rubber Co., Ltd. Pneumatic tire having circumferential straight main groove, arcuate curved main grooves and circumferential auxiliary grooves
US7322390B2 (en) * 2002-12-03 2008-01-29 The Yokohama Rubber Co., Ltd. Pneumatic tire having tread with blocks having obtuse angle corner portions
US7416003B2 (en) * 2002-12-03 2008-08-26 The Yokohama Rubber Co., Ltd. Pneumatic tire with tread surface having specified direction of rotation
US7814951B2 (en) * 2003-09-05 2010-10-19 Bridgestone Corporation Pneumatic tire having tread including convexly curved fine grooves
WO2005038200A1 (ja) * 2003-10-21 2005-04-28 Hino Motors, Ltd. バルブガイド構造
US7328679B2 (en) 2003-10-21 2008-02-12 Hino Motors, Ltd. Valve guide structure

Also Published As

Publication number Publication date
JPH0536963Y2 (ja) 1993-09-20

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