JP2009236196A5 - - Google Patents

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Publication number
JP2009236196A5
JP2009236196A5 JP2008081709A JP2008081709A JP2009236196A5 JP 2009236196 A5 JP2009236196 A5 JP 2009236196A5 JP 2008081709 A JP2008081709 A JP 2008081709A JP 2008081709 A JP2008081709 A JP 2008081709A JP 2009236196 A5 JP2009236196 A5 JP 2009236196A5
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JP
Japan
Prior art keywords
oil
inner tube
chamber
oil chamber
hydraulic
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JP2008081709A
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Japanese (ja)
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JP4965490B2 (en
JP2009236196A (en
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Priority to JP2008081709A priority Critical patent/JP4965490B2/en
Priority claimed from JP2008081709A external-priority patent/JP4965490B2/en
Publication of JP2009236196A publication Critical patent/JP2009236196A/en
Publication of JP2009236196A5 publication Critical patent/JP2009236196A5/ja
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Publication of JP4965490B2 publication Critical patent/JP4965490B2/en
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Claims (3)

車体側のアウタチューブ内に車軸側のインナチューブを摺動自在に挿入し、
インナチューブ内の軸方向に沿う上下２位置に上下の隔壁部材を設け、上下の隔壁部材の間に作動油室を、上隔壁部材の上部に油溜室をそれぞれ区画し、
アウタチューブ側に取付けたピストンロッドを上下の隔壁部材に貫通させてインナチューブ内の作動油室に挿入し、上下の隔壁部材に挟まれるピストンロッドの中間部にインナチューブ内の作動油室を摺動するピストンを設け、
インナチューブ内の作動油室をピストンにより上下の油室に区画し、ピストンの上下の油室を連絡する流路に減衰力発生部を設けてなる油圧緩衝器であって、
前記上隔壁部材に、油溜室と上油室を連通する微小流路を設けてなる油圧緩衝器。 Insert the inner tube on the axle side slidably into the outer tube on the vehicle body side,
Upper and lower partition members are provided in two positions along the axial direction in the inner tube, a hydraulic oil chamber is defined between the upper and lower partition members, and an oil reservoir chamber is defined above the upper partition member,
The piston rod attached to the outer tube side is inserted into the hydraulic oil chamber in the inner tube through the upper and lower partition members, and the hydraulic oil chamber in the inner tube is slid between the piston rods sandwiched between the upper and lower partition members. the piston movement is provided,
A hydraulic shock absorber in which a hydraulic oil chamber in the inner tube is divided into upper and lower oil chambers by a piston, and a damping force generation unit is provided in a flow path connecting the upper and lower oil chambers of the piston ,
A hydraulic shock absorber in which the upper partition member is provided with a micro flow channel communicating the oil reservoir chamber and the upper oil chamber . 前記上隔壁部材に、油溜室から上油室への油の流れを許容する逆止弁を設ける請求項１に記載の油圧緩衝器。 The hydraulic shock absorber according to claim 1 , wherein the upper partition member is provided with a check valve that allows oil to flow from the oil reservoir chamber to the upper oil chamber. 前記アウタチューブの内周とインナチューブの外周との間に環状の油室を区画し、この環状の油室をインナチューブに設けた油孔を介して油溜室に連通する請求項１又は２に記載の油圧緩衝器。 The partitions the oil chamber of the annular between the inner periphery and the outer periphery of the inner tube of the outer tube, according to claim 1 or 2 for communicating the oil chamber of the annular oil reservoir through the oil hole provided in the inner tube hydraulic shock absorber according to.
JP2008081709A 2008-03-26 2008-03-26 Hydraulic shock absorber Active JP4965490B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008081709A JP4965490B2 (en) 2008-03-26 2008-03-26 Hydraulic shock absorber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008081709A JP4965490B2 (en) 2008-03-26 2008-03-26 Hydraulic shock absorber

Publications (3)

Publication Number Publication Date
JP2009236196A JP2009236196A (en) 2009-10-15
JP2009236196A5 true JP2009236196A5 (en) 2011-02-17
JP4965490B2 JP4965490B2 (en) 2012-07-04

Family

ID=41250395

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008081709A Active JP4965490B2 (en) 2008-03-26 2008-03-26 Hydraulic shock absorber

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JP (1) JP4965490B2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5688070B2 (en) * 2012-12-27 2015-03-25 ヤマハモーターハイドロリックシステム株式会社 shock absorber
JP5975899B2 (en) * 2013-02-08 2016-08-23 日立オートモティブシステムズ株式会社 Drive device for fuel injection device
JP6338878B2 (en) * 2014-02-12 2018-06-06 株式会社ショーワ Hydraulic shock absorber
JP6438339B2 (en) * 2015-03-31 2018-12-12 株式会社ショーワ Hydraulic shock absorber

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4055843B2 (en) * 2002-03-14 2008-03-05 株式会社ショーワ Hydraulic shock absorber for vehicles
JP3907602B2 (en) * 2003-03-28 2007-04-18 カヤバ工業株式会社 Double rod type damper and built-in damper type front fork
JP4426926B2 (en) * 2004-08-23 2010-03-03 カヤバ工業株式会社 Damper built-in front fork

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