JPS6320545U - - Google Patents

Info

Publication number
JPS6320545U
JPS6320545U JP11391786U JP11391786U JPS6320545U JP S6320545 U JPS6320545 U JP S6320545U JP 11391786 U JP11391786 U JP 11391786U JP 11391786 U JP11391786 U JP 11391786U JP S6320545 U JPS6320545 U JP S6320545U
Authority
JP
Japan
Prior art keywords
piston
damping force
piston rod
high damping
force generating
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
JP11391786U
Other languages
Japanese (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 JP11391786U priority Critical patent/JPS6320545U/ja
Publication of JPS6320545U publication Critical patent/JPS6320545U/ja
Pending legal-status Critical Current

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  • Fluid-Damping Devices (AREA)

Description

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

第1図は本考案に係る油圧緩衝器の縦断面図、
第2図は第1図の要部拡大図、第3図及び第4図
は作用を説明した第2図と同様の断面図、第5図
は本考案に係る油圧緩衝器の減衰力特性を示すグ
ラフ、第6図は周波数と共振加速度振巾比との関
係を示すグラフ、第7図はピストンのストローク
変位と時間との関係を示すグラフである。 尚、図面中1はアウターシリンダ、2はインナ
ーシリンダ、5はピストンロツド、10は低減衰
力発生機構を備えたピストン、15,16は低減
衰力発生用の板バルブ、20は高減衰力発生機構
を備えたピストン、26,27は高減衰力発生用
の板バルブ、30,31はスプリングである。
FIG. 1 is a longitudinal sectional view of a hydraulic shock absorber according to the present invention;
Fig. 2 is an enlarged view of the main part of Fig. 1, Figs. 3 and 4 are sectional views similar to Fig. 2 explaining the action, and Fig. 5 shows the damping force characteristics of the hydraulic shock absorber according to the present invention. FIG. 6 is a graph showing the relationship between frequency and resonance acceleration amplitude ratio, and FIG. 7 is a graph showing the relationship between piston stroke displacement and time. In the drawings, 1 is an outer cylinder, 2 is an inner cylinder, 5 is a piston rod, 10 is a piston equipped with a low damping force generation mechanism, 15 and 16 are plate valves for generating low damping force, and 20 is a high damping force generation mechanism. 26 and 27 are plate valves for generating high damping force, and 30 and 31 are springs.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ピストンロツドに減衰力発生用のバルブ機構を
備えたピストンを取付け、このピストンを作動油
を満したシリンダ内に摺動自在に挿入したストロ
ーク速度依存型油圧緩衝器において、前記ピスト
ンは低減衰力発生機構を備えたピストンと、高減
衰力発生機構を備えたピストンからなり、低減衰
力発生機構を備えたピストンはピストンロツドの
端部に固着され、高減衰力発生機構を備えたピス
トンは前記低減衰力発生機構を備えたピストンと
は離間した位置においてピストンロツドに摺動自
在に設けられ、更に高減衰力発生機構を備えたピ
ストンの軸方向両端面には一端がピストンロツド
側に支持されたスプリングの他端が当接している
ことを特徴とするストローク依存型油圧緩衝器。
In a stroke speed dependent hydraulic shock absorber, a piston equipped with a valve mechanism for generating damping force is attached to a piston rod, and this piston is slidably inserted into a cylinder filled with hydraulic oil, in which the piston has a low damping force generating mechanism. and a piston equipped with a high damping force generating mechanism, the piston equipped with the low damping force generating mechanism is fixed to the end of the piston rod, and the piston equipped with the high damping force generating mechanism is fixed to the end of the piston rod. A spring is slidably provided on the piston rod at a position apart from the piston equipped with the high damping force generation mechanism, and one end of the spring is supported on the piston rod side on both axial end surfaces of the piston equipped with the high damping force generation mechanism. A stroke-dependent hydraulic shock absorber, characterized in that the two are in contact with each other.
JP11391786U 1986-07-24 1986-07-24 Pending JPS6320545U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11391786U JPS6320545U (en) 1986-07-24 1986-07-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11391786U JPS6320545U (en) 1986-07-24 1986-07-24

Publications (1)

Publication Number Publication Date
JPS6320545U true JPS6320545U (en) 1988-02-10

Family

ID=30996169

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11391786U Pending JPS6320545U (en) 1986-07-24 1986-07-24

Country Status (1)

Country Link
JP (1) JPS6320545U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008157393A (en) * 2006-12-26 2008-07-10 Kayaba Ind Co Ltd Valve structure for shock absorber
JP2013257044A (en) * 2008-06-05 2013-12-26 Tenneco Automotive Operating Co Inc Nested check high speed valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008157393A (en) * 2006-12-26 2008-07-10 Kayaba Ind Co Ltd Valve structure for shock absorber
JP2013257044A (en) * 2008-06-05 2013-12-26 Tenneco Automotive Operating Co Inc Nested check high speed valve

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