JPH02110212U - - Google Patents

Info

Publication number
JPH02110212U
JPH02110212U JP1892789U JP1892789U JPH02110212U JP H02110212 U JPH02110212 U JP H02110212U JP 1892789 U JP1892789 U JP 1892789U JP 1892789 U JP1892789 U JP 1892789U JP H02110212 U JPH02110212 U JP H02110212U
Authority
JP
Japan
Prior art keywords
spring retainer
valve spring
valve
stepped portion
retainer
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
JP1892789U
Other languages
Japanese (ja)
Other versions
JPH0649841Y2 (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 JP1989018927U priority Critical patent/JPH0649841Y2/en
Publication of JPH02110212U publication Critical patent/JPH02110212U/ja
Application granted granted Critical
Publication of JPH0649841Y2 publication Critical patent/JPH0649841Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Lift Valve (AREA)
  • Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)

Description

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

第１図は、本実施例のバルブスプリングリテー
ナとバルブステムとの組付け断面図、第２図ａは
第１図に示すバルブスプリングリテーナの正面図
、第２図ｂは同上の底面図、第３図ａ，ｂ，ｃは
従来例によるバルブスプリングリテーナとリテー
ナロツクとバルブステムとの組付け構造の各種の
型式の要部を示すもので、ａはバルブステムに刻
設されたリテーナロツクの係止溝が角形のもの、
ｂは丸形のもの、ｃはテーパ状のものを示す。第
４図はバルブスプリングリテーナの取付構造の従
来例の一例を示す断面図である。 １……バルブステム、２……リテーナロツク、
３……バルブスプリングリテーナ、５……形状記
憶合金製リング、６……割溝、８……段付部。 FIG. 1 is an assembled sectional view of the valve spring retainer and valve stem of this embodiment, FIG. 2a is a front view of the valve spring retainer shown in FIG. 1, FIG. 2b is a bottom view of the same, and FIG. Figures 3a, b, and c show the main parts of various types of conventional valve spring retainer, retainer lock, and valve stem assembly structures, and a shows the locking groove of the retainer lock carved in the valve stem. is square,
b indicates a round shape, and c indicates a tapered shape. FIG. 4 is a sectional view showing an example of a conventional valve spring retainer mounting structure. 1... Valve stem, 2... Retainer lock,
3... Valve spring retainer, 5... Shape memory alloy ring, 6... Division groove, 8... Stepped portion.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] バルブステムに直接係止されるリテーナにおい
て、バルブステム側に互いに逆方向のテーパ形状
の段付部を形成し、該段付部に前記段付部テーパ
と同じ形状の内周形状を有し少くとも１つの割溝
を有するバルブスプリングリテーナを嵌合し、前
記バルブスプリングリテーナの外側に該バルブス
プリングリテーナをバルブステムに締め付ける力
を発生させる形状記憶合金製リングを環装したこ
とを特徴とするエンジンのバルブスプリングリテ
ーナ。 In a retainer that is directly engaged with a valve stem, a stepped portion tapered in opposite directions is formed on the valve stem side, and the stepped portion has an inner peripheral shape that is the same shape as the stepped portion taper, and has a smaller diameter. An engine characterized in that a valve spring retainer having one split groove is fitted into the valve spring retainer, and a shape memory alloy ring is fitted on the outside of the valve spring retainer to generate a force for tightening the valve spring retainer to the valve stem. valve spring retainer.
JP1989018927U 1989-02-22 1989-02-22 Valve spring retainer Expired - Lifetime JPH0649841Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989018927U JPH0649841Y2 (en) 1989-02-22 1989-02-22 Valve spring retainer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989018927U JPH0649841Y2 (en) 1989-02-22 1989-02-22 Valve spring retainer

Publications (2)

Publication Number Publication Date
JPH02110212U true JPH02110212U (en) 1990-09-04
JPH0649841Y2 JPH0649841Y2 (en) 1994-12-14

Family

ID=31233998

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989018927U Expired - Lifetime JPH0649841Y2 (en) 1989-02-22 1989-02-22 Valve spring retainer

Country Status (1)

Country Link
JP (1) JPH0649841Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007009921A (en) * 2005-06-30 2007-01-18 Muhr & Bender Kg Valve spring retainer with two supporting tongue pieces

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59135309U (en) * 1983-03-01 1984-09-10 富士重工業株式会社 Internal combustion engine valve spring support structure
JPS608405U (en) * 1983-06-30 1985-01-21 トヨタ自動車株式会社 valve train
JPS62179309U (en) * 1986-05-02 1987-11-14

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59135309U (en) * 1983-03-01 1984-09-10 富士重工業株式会社 Internal combustion engine valve spring support structure
JPS608405U (en) * 1983-06-30 1985-01-21 トヨタ自動車株式会社 valve train
JPS62179309U (en) * 1986-05-02 1987-11-14

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007009921A (en) * 2005-06-30 2007-01-18 Muhr & Bender Kg Valve spring retainer with two supporting tongue pieces

Also Published As

Publication number Publication date
JPH0649841Y2 (en) 1994-12-14

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