JPS5963246U - Hydraulic shock absorber damping force adjustment device - Google Patents

Hydraulic shock absorber damping force adjustment device

Info

Publication number
JPS5963246U
JPS5963246U JP15903082U JP15903082U JPS5963246U JP S5963246 U JPS5963246 U JP S5963246U JP 15903082 U JP15903082 U JP 15903082U JP 15903082 U JP15903082 U JP 15903082U JP S5963246 U JPS5963246 U JP S5963246U
Authority
JP
Japan
Prior art keywords
rod
hollow piston
bushing
damping force
piston rod
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
JP15903082U
Other languages
Japanese (ja)
Other versions
JPS633484Y2 (en
Inventor
山内　敏昭
Original Assignee
株式会社昭和製作所
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 株式会社昭和製作所 filed Critical 株式会社昭和製作所
Priority to JP15903082U priority Critical patent/JPS5963246U/en
Publication of JPS5963246U publication Critical patent/JPS5963246U/en
Application granted granted Critical
Publication of JPS633484Y2 publication Critical patent/JPS633484Y2/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 drawings]

第１図は従来の減衰力調整装置を有する油圧緩衝器の部
分断面を含む全体図、第２図は本考案による温度補償機
構を含む減衰力調整装置の部分縦　、断面図である。 １０・・・シリンダ、１８・・・ピストン、２２・・・
中空ピストンロッド、２８・・・ブツシュロッド、３０
・・・油孔、３４・・・チェックバルブ、３６・・・コ
イルばね、４８・・・円筒体、４９・・・円筒体の内部
。FIG. 1 is an overall view including a partial cross section of a hydraulic shock absorber having a conventional damping force adjusting device, and FIG. 2 is a partial vertical cross-sectional view of a damping force adjusting device including a temperature compensation mechanism according to the present invention. 10...Cylinder, 18...Piston, 22...
Hollow piston rod, 28... Bush rod, 30
...Oil hole, 34...Check valve, 36...Coil spring, 48...Cylindrical body, 49...Inside of the cylinder.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）シリンダと、このシリンダ内を摺動可能なピスト
ンと、このピストンからシリンタ端部を通って突出して
いる中空ピストンロッドと、中空ピストンロッドの周壁
にピストンの上下のシリンダ室を連通ずるように設けら
れた油孔と、中空ピストンロッドの内部に摺動自在に嵌
装さ゛れかつコイルばねのばね力で前記油孔を閉塞する
ように付勢されたチェックバルブと、前記コイルばねの
ばね荷重を調整するために中空ピストンロッド内に嵌装
されたブツシュロッドとを備えた油圧緩衝器の減衰力調
整装置において、中空ピストンロッド内部でブツシュロ
ッドの内端部とコイルばねの間に、円筒体を、その一方
の閉鎖端がコイルばねに当接しかつ反対側の開放端がブ
ツシュロッドの内端部に摺動自在に嵌合するように設け
ると共に、円筒体の内部に熱膨張係数の大きい油を封入
してなる温度補償機構を設けたことを特徴とする油圧緩
衝器の減衰力調整装置。(1) A cylinder, a piston that can slide within the cylinder, a hollow piston rod that projects from the piston through the end of the cylinder, and a cylinder chamber above and below the piston that communicates with the peripheral wall of the hollow piston rod. an oil hole provided in the hollow piston rod, a check valve that is slidably fitted inside the hollow piston rod and is biased to close the oil hole by the spring force of a coil spring, and a spring load of the coil spring. In a damping force adjustment device for a hydraulic shock absorber, which includes a bushing rod fitted within a hollow piston rod to adjust the damping force, a cylindrical body is disposed between the inner end of the bushing rod and the coil spring inside the hollow piston rod, One closed end of the bushing rod contacts the coil spring, and the opposite open end slidably fits into the inner end of the bushing rod, and oil with a large coefficient of thermal expansion is sealed inside the cylindrical body. A damping force adjustment device for a hydraulic shock absorber, characterized in that it is equipped with a temperature compensation mechanism. （２）ブツシュロッドの内端部をロッドより大きい直径
のプランジャとして形成し、円筒体と嵌合するプランジ
ャの周面に密封部材を設けた、実用新案登録請求の範囲
第１項記載の装置。　′（３）ブツシュロッドの内端か
ら円筒体の閉鎖端に向って突出するロッドをストッパー
として設けた、実用新案登録請求の範囲第１項記載の装
置。(2) The device according to claim 1, wherein the inner end of the bushing rod is formed as a plunger having a diameter larger than that of the rod, and a sealing member is provided on the circumferential surface of the plunger that fits into the cylindrical body. (3) The device according to claim 1 of the utility model registration, wherein a stopper is provided with a rod projecting from the inner end of the bushing rod toward the closed end of the cylindrical body.
JP15903082U 1982-10-22 1982-10-22 Hydraulic shock absorber damping force adjustment device Granted JPS5963246U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15903082U JPS5963246U (en) 1982-10-22 1982-10-22 Hydraulic shock absorber damping force adjustment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15903082U JPS5963246U (en) 1982-10-22 1982-10-22 Hydraulic shock absorber damping force adjustment device

Publications (2)

Publication Number Publication Date
JPS5963246U true JPS5963246U (en) 1984-04-25
JPS633484Y2 JPS633484Y2 (en) 1988-01-28

Family

ID=30350192

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15903082U Granted JPS5963246U (en) 1982-10-22 1982-10-22 Hydraulic shock absorber damping force adjustment device

Country Status (1)

Country Link
JP (1) JPS5963246U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0243539U (en) * 1989-09-05 1990-03-26
JP2006194372A (en) * 2005-01-14 2006-07-27 Hitachi Metals Techno Ltd Vibration control hydraulic damper

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52129896U (en) * 1976-03-30 1977-10-03

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52129896U (en) * 1976-03-30 1977-10-03

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0243539U (en) * 1989-09-05 1990-03-26
JP2006194372A (en) * 2005-01-14 2006-07-27 Hitachi Metals Techno Ltd Vibration control hydraulic damper

Also Published As

Publication number Publication date
JPS633484Y2 (en) 1988-01-28

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