JPS611730U - Shock absorber fluid noise prevention structure - Google Patents

Shock absorber fluid noise prevention structure

Info

Publication number
JPS611730U
JPS611730U JP8627884U JP8627884U JPS611730U JP S611730 U JPS611730 U JP S611730U JP 8627884 U JP8627884 U JP 8627884U JP 8627884 U JP8627884 U JP 8627884U JP S611730 U JPS611730 U JP S611730U
Authority
JP
Japan
Prior art keywords
chamber
shock absorber
prevention structure
noise prevention
piston
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
JP8627884U
Other languages
Japanese (ja)
Other versions
JPH0516421Y2 (en
Inventor
治 菅沼
俊彦 日高
Original Assignee
カヤバ工業株式会社
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 カヤバ工業株式会社 filed Critical カヤバ工業株式会社
Priority to JP8627884U priority Critical patent/JPS611730U/en
Publication of JPS611730U publication Critical patent/JPS611730U/en
Application granted granted Critical
Publication of JPH0516421Y2 publication Critical patent/JPH0516421Y2/ja
Granted legal-status Critical Current

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  • Fluid-Damping Devices (AREA)

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図は本考案に係るショツクアブソーバを部分的に示
す縦断面図、第２図は従来のショックアブソーバを第１
図と同様に示す縦断面図である。 １０・・・シリンダ、１１・・・ピストンロツド、′１
３・・・ピストン部、１４・・・ロツド内油室、１５・
・・コントロールパルブ、１９・・・メイン油路、２７
・・・連通ポー１・、２８・・・油溜室、２９・・・通
孔、３０・・・絞り、Ａ・・・上方油室、Ｂ・・・下方
油室。FIG. 1 is a vertical cross-sectional view partially showing a shock absorber according to the present invention, and FIG.
It is a longitudinal cross-sectional view shown similarly to a figure. 10...Cylinder, 11...Piston rod, '1
3...Piston part, 14...Rod internal oil chamber, 15...
...Control valve, 19...Main oil path, 27
...Communication port 1., 28...Oil reservoir chamber, 29...Through hole, 30...Aperture, A...Upper oil chamber, B...Lower oil chamber.

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）ピストンロンド内に形成されてシリンダ内上方油
室と連通されるロンド内油室と、ピストン部のピストン
ロンド隣接面に形成される油溜室との間には両室間に油
圧差を生じさせる連通ポートを有すると共に、上記油溜
室と、ピ艮トン部に穿設されてシリンダ内下方油室に開
放されるメイン油路との間には両者を連通ずる通孔を有
してなり、かつ、上記メイン油路の下方油室側端には絞
りを形成してなることを特徴とするショツクアブソーバ
の流体／イズ防止構造。(1) There is a hydraulic pressure difference between the piston rond oil chamber, which is formed in the piston rond and communicates with the upper oil chamber in the cylinder, and the oil reservoir chamber, which is formed on the surface of the piston section adjacent to the piston rond. The oil reservoir chamber has a communication port that communicates with the main oil passage that is bored in the piston part and opens to the lower oil chamber in the cylinder. A fluid/noise prevention structure for a shock absorber, characterized in that the main oil passage has a constriction formed at an end on the lower oil chamber side. （２）油溜室とメイン油路とを連通ずる通孔は、そのメ
イン油路側の開口が当該メイン油路の軸線方向中間部あ
るいは上半部に位置決められるように形成されてなる実
用新案登録請求の範囲第１項記載のショツクアブソーバ
の流体ノイズ防止構造。(2) A utility model registration in which the through hole that communicates the oil sump chamber and the main oil passage is formed such that the opening on the main oil passage side is positioned in the axially intermediate or upper half of the main oil passage. A fluid noise prevention structure for a shock absorber according to claim 1. （３） 油溜室とメイン油路とを連通ずる通孔が、両
者間に油圧差を生じ得るように形成されてなる実用新案
登録請求の範囲第１項記載のショックアブソーバの流体
ノイズ防止構造。(3) The fluid noise prevention structure for a shock absorber according to claim 1, wherein the through hole communicating the oil reservoir chamber and the main oil passage is formed so as to generate a hydraulic pressure difference between the two. .
JP8627884U 1984-06-11 1984-06-11 Shock absorber fluid noise prevention structure Granted JPS611730U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8627884U JPS611730U (en) 1984-06-11 1984-06-11 Shock absorber fluid noise prevention structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8627884U JPS611730U (en) 1984-06-11 1984-06-11 Shock absorber fluid noise prevention structure

Publications (2)

Publication Number Publication Date
JPS611730U true JPS611730U (en) 1986-01-08
JPH0516421Y2 JPH0516421Y2 (en) 1993-04-30

Family

ID=30637435

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8627884U Granted JPS611730U (en) 1984-06-11 1984-06-11 Shock absorber fluid noise prevention structure

Country Status (1)

Country Link
JP (1) JPS611730U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04127648U (en) * 1991-05-15 1992-11-20 山形日本電気株式会社 Mold for resin encapsulation of semiconductor devices

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5897332U (en) * 1981-12-24 1983-07-02 株式会社昭和製作所 Hydraulic shock absorber damping force adjustment mechanism
JPS6077832U (en) * 1983-11-02 1985-05-30 株式会社昭和製作所 Monotube hydraulic shock absorber

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5897332U (en) * 1981-12-24 1983-07-02 株式会社昭和製作所 Hydraulic shock absorber damping force adjustment mechanism
JPS6077832U (en) * 1983-11-02 1985-05-30 株式会社昭和製作所 Monotube hydraulic shock absorber

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04127648U (en) * 1991-05-15 1992-11-20 山形日本電気株式会社 Mold for resin encapsulation of semiconductor devices

Also Published As

Publication number Publication date
JPH0516421Y2 (en) 1993-04-30

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