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公开(公告)号:US20170225536A1
公开(公告)日:2017-08-10
申请号:US15502527
申请日:2015-08-07
Applicant: KYB Corporation
Inventor: Norihiko KURITA
CPC classification number: B60G17/08 , B60G15/12 , B60G2202/24 , B60G2400/102 , B60G2400/252 , B60G2400/5182 , B62K25/08 , F16F9/06 , F16F9/48 , F16F15/002 , F16F15/02 , F16F15/027
Abstract: A suspension device includes a damper having an extension-side chamber and a contraction-side chamber, an air spring that exerts a resilient force in a direction in which the damper is extended, and a control part that independently adjusts the pressures of the extension-side chamber and the contraction-side chamber to control a force exerted by the damper. The control part makes the damper exert a balancing force against the resilient force of the air spring in a predetermined stroke range of the air spring.
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公开(公告)号:US20170240242A1
公开(公告)日:2017-08-24
申请号:US15515134
申请日:2015-09-17
Applicant: KYB CORPORATION
Inventor: Norihiko KURITA
IPC: B62K25/08
CPC classification number: B62K25/08 , B62K2025/044 , B62K2201/08 , F16F9/28 , F16F9/516
Abstract: A suspension apparatus includes a pair of dampers configured to extend/contract to exert a damping force, each of the dampers includes a cylinder, a piston slidably inserted into the cylinder and configured to partition the inside of the cylinder into an extension-side chamber and a contraction-side chamber, and a piston rod connected to the piston and movably inserted into the cylinder, and an inner diameter of the cylinder of one of the dampers is different from an inner diameter of the cylinder of the other.
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公开(公告)号:US20160215849A1
公开(公告)日:2016-07-28
申请号:US14916063
申请日:2014-09-03
Applicant: KYB Corporation
Inventor: Norihiko KURITA
CPC classification number: F16F9/512 , B62K25/28 , F16F9/19 , F16F9/50 , F16F9/5165 , F16F2222/12 , F16F2228/066
Abstract: A shock absorber includes a piston joined to a piston rod that proceeds into and recedes from a cylinder, an extension-side chamber and a compression-side chamber that are separated from each other by the piston and have a working fluid reserved therein, first and second extension-side discharge passages in which the working fluid discharged from the extension-side chamber flows, an extension-side supply passage in which the working fluid to be supplied to the compression-side chamber flows, first and second compression-side discharge passages in which the working fluid discharged from the compression-side chamber flows, and a compression-side supply passage in which the working fluid to be supplied to the extension-side chamber flows. An extension-side damping valve and a compression-side damping valve are respectively provided in the first extension-side discharge passage and the first compression-side discharge passage. An extension-side electromagnetic pressure control valve and a compression-side electromagnetic pressure control valve, which are respectively provided in the second extension-side discharge passage and the second compression-side discharge passage, are set such that the openings thereof are maximized before the piston speed reaches a high-speed range.
Abstract translation: 减震器包括与活塞连接的活塞,活塞杆进入和后退,由活塞分开并具有保留在其中的工作流体的气缸,延伸侧室和压缩侧室,首先和 从延伸侧室排出的工作流体流过的第二延伸侧排出通路,供给到压缩侧室的工作流体流过的延伸侧供给路径,第一和第二压缩侧排出通路 其中从压缩侧室排出的工作流体流动,以及供给到延伸侧室的工作流体流过的压缩侧供给路径。 在第一延伸侧排出通道和第一压缩侧排出通道中分别设置有延伸侧阻尼阀和压缩侧阻尼阀。 分别设置在第二延伸侧排出通道和第二压缩侧排出通道中的延伸侧电磁压力控制阀和压缩侧电磁压力控制阀被设定为使得其开口在 活塞速度达到高速范围。
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公开(公告)号:US20170356522A1
公开(公告)日:2017-12-14
申请号:US15125994
申请日:2015-10-05
Applicant: KYB Corporation
Inventor: Norihiko KURITA
Abstract: A controller of a shock absorber has a differential path configured to perform derivative compensation on the basis of a difference between a target pressure and a detected pressure or on the basis of the detected pressure, multiply the compensated value by a negative gain, and output a resulting value of the multiplication, and obtains an electric current instruction applied to a pressure control solenoid valve.
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公开(公告)号:US20170096040A1
公开(公告)日:2017-04-06
申请号:US15125979
申请日:2015-04-23
Applicant: KYB Corporation
Inventor: Norihiko KURITA
IPC: B60G17/016 , B60G17/08 , B62K25/04
CPC classification number: B60G17/016 , B60G17/08 , B60G2202/24 , B60G2300/12 , B60G2400/0511 , B60G2400/0522 , B60G2400/0523 , B60G2400/204 , B60G2400/41 , B60G2400/5182 , B60G2500/10 , B60G2800/014 , B62K25/04 , B62K2025/044
Abstract: A damper control device includes a rate sensor that detects a pitching angular velocity of a vehicle body, a vehicle speed sensor, a steering angle sensor and a calculation unit that detect a roll angle and a yaw angular velocity of the vehicle body, a pressure sensor that detects a pressure of a contraction-side chamber in a front-wheel side damper, a pressure sensor that detects a pressure of a contraction-side chamber in a rear-wheel side damper, and a correction unit that corrects the pitching angular velocity. The pressures are controlled on the basis of the corrected pitching angular velocity and the pressures. The vehicle speed sensor, the steering angle sensor and the calculation unit detect the roll angle and the yaw angular velocity on the basis of a traveling speed and a steering angle.
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公开(公告)号:US20170080769A1
公开(公告)日:2017-03-23
申请号:US15126184
申请日:2015-04-23
Applicant: KYB Corporation
Inventor: Norihiko KURITA
IPC: B60G17/016 , B60G17/019 , B60G17/08 , B60G17/018
CPC classification number: B60G17/016 , B60G17/0182 , B60G17/01908 , B60G17/01933 , B60G17/08 , B60G2202/24 , B60G2300/12 , B60G2400/0511 , B60G2400/0522 , B60G2400/0523 , B60G2500/10 , B60G2800/014 , B62K25/04
Abstract: The damper control device includes a three axis rate sensor that detects a pitching angular velocity of a vehicle body of a two-wheeled vehicle, a pressure sensor that detects a pressure of a contraction-side chamber in a front-wheel side damper, a pressure sensor that detects a pressure of a contraction-side chamber of a rear-wheel side damper, and a correction unit that corrects the pitching angular velocity. The damper control device controls the pressure of the contraction-side chamber in the front-wheel side damper and the pressure of the contraction-side chamber of the rear-wheel side damper on the basis of the corrected pitching angular velocity, the pressure of the contraction-side chamber in the front-wheel side damper and the pressure of the contraction-side chamber of the rear-wheel side damper.
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公开(公告)号:US20170072762A1
公开(公告)日:2017-03-16
申请号:US15125240
申请日:2015-07-22
Applicant: KYB CORPORATION
Inventor: Norihiko KURITA
IPC: B60G17/015 , F16F9/512 , B60G17/08
CPC classification number: B60G17/015 , B60G17/018 , B60G17/08 , B60G2202/24 , B60G2202/414 , B60G2400/20 , B60G2400/50 , B60G2500/10 , B60G2500/11 , B60G2600/14 , F16F9/46 , F16F9/512
Abstract: A damper control device feeds back a pressure within an extension-side chamber to control an extension-side solenoid valve that adjusts the pressure within the extension-side chamber, and feeds back a pressure within a compression-side chamber to control a compression-side solenoid valve that adjusts the pressure within the compression-side chamber. The damper control device performs a compression-side reduction correction which reduces a compression-side current supplied to the compression-side solenoid valve during extension of a damper, and performs an extension-side reduction correction which reduces an extension-side current supplied to the extension-side solenoid valve during contraction of the damper.
Abstract translation: 减震器控制装置反馈拉伸侧室内的压力,以控制扩展侧电磁阀,其调节延伸侧室内的压力,并且将压缩侧室内的压力反馈至控制压缩侧 调节压缩侧室内的压力的电磁阀。 减震器控制装置执行压缩侧减小校正,其减小在阻尼器延伸期间提供给压缩侧电磁阀的压缩侧电流,并且执行延伸侧减小校正,其减小提供给压缩侧电磁阀的延长侧电流 延伸侧电磁阀在减震器收缩期间。
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公开(公告)号:US20170015384A1
公开(公告)日:2017-01-19
申请号:US15124082
申请日:2015-03-09
Applicant: KYB Corporation
Inventor: Norihiko KURITA
Abstract: A front fork includes a pair of telescopic tube members and an upper bracket on an upper side and an under bracket on a lower side. The upper bracket and the under bracket couple vehicle body side tubes of the pair of tube members and couple the vehicle body side tubes to a vehicle body side. The upper bracket includes a pair of cap portions into which upper side opening portions of the vehicle body side tubes are inwardly inserted. The cap portions cover upper side openings of the tube members.
Abstract translation: 前叉包括一对伸缩管构件和上侧的上支架和下侧的下支架。 上支架和下支架将一对管构件的车身侧管连接,并将车身侧管连接到车身侧。 上支架包括一对盖部,车体侧管的上侧开口部向内插入。 盖部分覆盖管构件的上侧开口。
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