JPH0293542U - - Google Patents

Info

Publication number
JPH0293542U
JPH0293542U JP258089U JP258089U JPH0293542U JP H0293542 U JPH0293542 U JP H0293542U JP 258089 U JP258089 U JP 258089U JP 258089 U JP258089 U JP 258089U JP H0293542 U JPH0293542 U JP H0293542U
Authority
JP
Japan
Prior art keywords
piston body
disc valve
stage disc
shock absorber
seat surface
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
JP258089U
Other languages
Japanese (ja)
Other versions
JPH0741948Y2 (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 JP1989002580U priority Critical patent/JPH0741948Y2/en
Priority to EP19890303412 priority patent/EP0336758B1/en
Priority to DE1989616460 priority patent/DE68916460T2/en
Publication of JPH0293542U publication Critical patent/JPH0293542U/ja
Application granted granted Critical
Publication of JPH0741948Y2 publication Critical patent/JPH0741948Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Fluid-Damping Devices (AREA)

Description

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

第１図は、本考案の一実施例としての液圧緩衝
器の要部断面図、第２図ａ，ｂは第１図の１段目
デイスクバルブの異なる態様での作動説明図、第
３図は、本考案の他の実施例としの液圧緩衝器の
要部断面図、第４図は従来装置の要部断面図であ
る。 ２１……ピストンボデー、２５，２６……デイ
スクバルブ、３０……ピストン上部室、３１……
ピストン下部室、３４，３５……ストツパプレー
ト、３４１，３５１……ストツパ壁、４０……第
２液通孔、４３……第１シート面、４４……第２
シート面、Ａ……ピストンボデー長手方向。 FIG. 1 is a sectional view of a main part of a hydraulic shock absorber as an embodiment of the present invention, FIGS. This figure is a sectional view of the main part of a hydraulic shock absorber according to another embodiment of the present invention, and FIG. 4 is a sectional view of the main part of a conventional device. 21... Piston body, 25, 26... Disc valve, 30... Piston upper chamber, 31...
Piston lower chamber, 34, 35... stopper plate, 341, 351... stopper wall, 40... second liquid passage hole, 43... first seat surface, 44... second
Seat surface, A... Longitudinal direction of the piston body.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 液圧緩衝器内の液室を区画して設けられたピス
トンボデーに両液室に連通すべく形成された液通
孔と、前記ピストンボデーに各々の中央部が支持
され、かつ、前記ピストンボデー上の第１シート
面および第２シート面に各々当接状態で前記流通
孔を直列的に開閉する１段目デイスクバルブおよ
び２段目デイスクバルブと、前記両デイスクバル
ブ間に介在され、前記１段目デイスクバルブの前
記ピストンボデー長手方向への撓みを外周側で大
きく、内周側で小さく許容するストツパ壁が形成
され、所定の弾性を有したストツパプレートとを
備えていることを特徴とする液圧緩衝器。 A piston body provided to partition a liquid chamber in a hydraulic shock absorber has a liquid passage hole formed to communicate with both liquid chambers, and a central portion of each piston body is supported by the piston body; a first-stage disc valve and a second-stage disc valve that open and close the communication hole in series while in contact with the upper first seat surface and second seat surface, respectively; A stopper wall is formed that allows the deflection of the stage disc valve in the longitudinal direction of the piston body to be large on the outer circumferential side and small on the inner circumferential side, and is provided with a stopper plate having a predetermined elasticity. Hydraulic shock absorber.
JP1989002580U 1988-04-06 1989-01-12 Hydraulic shock absorber Expired - Fee Related JPH0741948Y2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1989002580U JPH0741948Y2 (en) 1989-01-12 1989-01-12 Hydraulic shock absorber
EP19890303412 EP0336758B1 (en) 1988-04-06 1989-04-06 Shock absorber with variable damping characteristics depending upon stroke speed
DE1989616460 DE68916460T2 (en) 1988-04-06 1989-04-06 Shock absorber with damping characteristics depending on the piston speed.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989002580U JPH0741948Y2 (en) 1989-01-12 1989-01-12 Hydraulic shock absorber

Publications (2)

Publication Number Publication Date
JPH0293542U true JPH0293542U (en) 1990-07-25
JPH0741948Y2 JPH0741948Y2 (en) 1995-09-27

Family

ID=31203469

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989002580U Expired - Fee Related JPH0741948Y2 (en) 1988-04-06 1989-01-12 Hydraulic shock absorber

Country Status (1)

Country Link
JP (1) JPH0741948Y2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6147134U (en) * 1984-08-31 1986-03-29 株式会社 昭和製作所 Hydraulic shock absorber damping force generator
JPS6368535U (en) * 1986-12-27 1988-05-09

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6147134U (en) * 1984-08-31 1986-03-29 株式会社 昭和製作所 Hydraulic shock absorber damping force generator
JPS6368535U (en) * 1986-12-27 1988-05-09

Also Published As

Publication number Publication date
JPH0741948Y2 (en) 1995-09-27

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Legal Events

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LAPS Cancellation because of no payment of annual fees