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1. 发明专利

JP2014190405A Suspension 有权
标题翻译：悬挂
公开(公告)号：JP2014190405A
公开(公告)日：2014-10-06
申请号：JP2013065544
申请日：2013-03-27
申请人： Kayaba Ind Co Ltd , カヤバ工業株式会社
发明人： MOCHIZUKI TAKAHISA , ITO NAOKI , SAITO KEIJI
IPC分类号： F16F9/44 , B62K25/08 , F16F9/32 , F16F9/53
CPC分类号： B62K25/08 , F16F9/535 , F16F9/56 , F16F13/007 , F16F2230/04
摘要： PROBLEM TO BE SOLVED: To mount reaction force adjusting means for adjusting reaction force of a suspension spring, on a seal member holding a piston rod of a buffer, even when damping force of a buffer can be electrically adjusted.SOLUTION: A suspension includes a buffer D including a piston 3 held by a piston rod 2 coming in and out to a cylinder 2 and defining two chambers r1, r2 in the cylinder 1, and a passage L communicating the two chambers r1, r2, a suspension spring S, a tube member T accommodating the buffer D and the suspension spring S, a seal member 4 closing an opening at one side, of the tube member T and holding the piston rod 2, damping force adjusting means 5 for adjusting damping force of the buffer D, and reaction force adjusting means 6 for adjusting reaction force of the suspension spring S. A working fluid of the buffer D is a magnetic viscous fluid, the damping force adjusting means 5 includes a coil 50 generating a magnetic field in the passage L, and a wire 51 penetrating through the piston rod 2 and the seal member 4, and energizing the coil 50, and the reaction force adjusting means 6 is mounted on the seal member 4.
摘要翻译：要解决的问题：即使在缓冲器的阻尼力可以被电调节的情况下，也可以安装用于调节悬架弹簧的反作用力的反作用力调节装置，保持缓冲器的活塞杆的密封构件。解决方案：悬架包括缓冲器D包括由活塞杆2保持的活塞3，活塞杆2进入到缸体2中并限定在气缸1中的两个室r1，r2;以及连通两个室r1，r2，悬架弹簧S，容纳缓冲器D和悬架弹簧S的管构件T，封闭管构件T的一侧的开口并保持活塞杆2的密封构件4，用于调节缓冲器D的阻尼力的阻尼力调节装置5，以及用于调节悬架弹簧S的反作用力的反作用力调节装置6.缓冲器D的工作流体是磁性粘性流体，阻尼力调节装置5包括在通道L中产生磁场的线圈50和电线51 穿过活塞杆2和密封构件4，并对线圈50通电，并且反作用力调节装置6安装在密封构件4上。

2. 发明专利

JP2014181807A Magnetic viscous fluid shock absorber 有权
标题翻译：磁性VISCOUS流体冲击吸收器
公开(公告)号：JP2014181807A
公开(公告)日：2014-09-29
申请号：JP2013058515
申请日：2013-03-21
申请人： Kayaba Ind Co Ltd , カヤバ工業株式会社
发明人： SAITO KEIJI , NAKAMURA KAZUHISA , TERAOKA TAKASHI
IPC分类号： F16F9/53
CPC分类号： F16F9/3214 , F16F9/19 , F16F9/535 , F16F2222/06 , F16F2224/045 , F16F2228/066
摘要： PROBLEM TO BE SOLVED: To shorten the overall length of a piston of a magnetic viscous fluid shock absorber.SOLUTION: A magnetic viscous fluid shock absorber includes: a cylinder 10 in which magnetic viscous liquid is charged; a piston 20 arranged slidably in the cylinder 10; and a piston rod 21 connected to the piston 20. The piston 20 includes: a piston core 30 having a small-diameter part 30a fitted to an end of the piston rod 21, an enlarged-diameter part 30b which is formed to a larger diameter as compared with the small-diameter part 30a and forms a step part 30d with the small-diameter part 30a, and a large-diameter part 30c which is formed to a larger diameter as compared with the enlarged-diameter part 30b and provided with a coil 33a at an outer periphery; a flux ring 35 which surrounds an outer periphery of the piston core 30 and forms a flow passage 22 for magnetic viscous fluid with the large-diameter part 30c; a plate 40 which is formed annularly and arranged at an outer periphery of the small-diameter part 30a and fitted to one end of the flux ring 35; and a fixing nut 50 which is fitted to the small-diameter part 30a and holds a plate 40 with the step part 30d.
摘要翻译：要解决的问题：缩短磁性粘性流体减震器的活塞的总长度。解决方案：一种磁性粘性流体减震器包括：气体10，其中磁性粘性液体被充电; 可滑动地布置在气缸10中的活塞20; 以及连接到活塞20的活塞杆21.活塞20包括：具有安装在活塞杆21的端部的小直径部分30a的活塞芯30，形成为较大直径的扩径部分30b 与小直径部30a相比，形成具有小直径部30a的台阶部30d，与扩径部30b相比形成为较大直径的大径部30c，线圈33a在外周; 磁通环35，围绕活塞芯30的外周并形成具有大直径部分30c的磁性粘性流体的流路22; 板40，其环形地形成并且布置在小直径部分30a的外周并且配合到磁通环35的一端; 以及固定螺母50，该固定螺母50装配到小直径部分30a并且保持具有台阶部分30d的板40。

3. 发明专利

JP2007046667A Valve structure 有权
标题翻译：阀结构
公开(公告)号：JP2007046667A
公开(公告)日：2007-02-22
申请号：JP2005230475
申请日：2005-08-09
申请人： Kayaba Ind Co Ltd , カヤバ工業株式会社
发明人： NAKAMURA YOSHINARI , SAITO KEIJI
IPC分类号： F16F9/348 , F16K17/04
摘要： PROBLEM TO BE SOLVED: To provide a valve structure which prevents delay in returning to the position to abut on a valve body of a leaf valve. SOLUTION: This valve structure is provided with: the valve body 1 having a port 2; a rod 5 protruding from an axis part of the valve body 1; the annular leaf valve 10 having an inner peripheral side to which the rod 5 is inserted and placed on the valve body 1 so as to close the port 2; and an energizing means 15 for energizing the leaf valve 10 to the direction of closing the port 2. An interposing member 20 is interposed between an inner periphery of the leaf valve 10 and an outer periphery of the rod 5, and is movable to the rod 5 together with the leaf valve 10. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种阀结构，其防止返回到邻接在阀瓣的阀体上的位置的延迟。解决方案：该阀结构设置有：阀体1，其具有端口2; 从阀体1的轴线部分突出的杆5; 环形叶片阀10具有将杆5插入并放置在阀体1上以封闭端口2的内周侧; 以及用于使叶片阀10朝向关闭端口2的方向通电的通电装置15.插入构件20插入在叶片阀10的内周和杆5的外周之间，并且可移动到杆 5与叶片阀10一起使用。（C）2007，JPO＆INPIT

4. 发明专利

JP2014031858A Magnetorheological fluid damper 有权
标题翻译：磁流变流体阻尼器
公开(公告)号：JP2014031858A
公开(公告)日：2014-02-20
申请号：JP2012173812
申请日：2012-08-06
申请人： Kayaba Ind Co Ltd , カヤバ工業株式会社
发明人： SAITO KEIJI , NAKAMURA KAZUHISA
IPC分类号： F16F9/53
CPC分类号： F16F9/535
摘要： PROBLEM TO BE SOLVED: To provide a magnetorheological fluid damper allowed to be easily assembled and having a simple piston structure.SOLUTION: A magnetorheological fluid damper 1 using a magnetorheological fluid whose viscosity is changed in accordance with intensity of a magnetic field as a working fluid includes: a piston 20 slidably arranged in a cylinder 10; first and second fluid chambers 11, 12 partitioned by the piston 20; a main passage 22 opened to both end faces 20a, 20b of the piston 20 to connect the first and second fluid chambers 11, 12; an electromagnetic coil 33a for generating a magnetic field to be applied to the magnetorheological fluid flowing in the main passage 22; a bypass passage 23 formed on a position which is not influenced by the magnetic field generated by the electromagnetic coil 33a as compared with the main passage 22; and a bypass branch part 25 for branching the bypass passage 23 from the main passage 22.
摘要翻译：要解决的问题：提供允许容易组装并具有简单活塞结构的磁流变流体阻尼器。解决方案：使用磁流变流体的磁流变流体阻尼器1，其粘度根据作为工作流体的磁场强度而变化包括：可滑动地布置在气缸10中的活塞20; 由活塞20分隔的第一和第二流体室11,12; 主通道22，其通向活塞20的两个端面20a，20b，以连接第一和第二流体室11,12; 用于产生施加到在主通道22中流动的磁流变流体的磁场的电磁线圈33a; 形成在与主通路22相比不受电磁线圈33a产生的磁场影响的位置的旁路通路23; 以及用于从主通道22分支旁路通道23的旁路分支部25。

5. 发明专利

JP2009068572A Magnetic viscous fluid shock absorber 有权
标题翻译：磁性VISCOUS流体冲击吸收器
公开(公告)号：JP2009068572A
公开(公告)日：2009-04-02
申请号：JP2007236381
申请日：2007-09-12
申请人： Kayaba Ind Co Ltd , カヤバ工業株式会社
发明人： SAITO KEIJI
IPC分类号： F16F13/30 , F16F9/32 , F16H25/20 , F16H25/22
摘要： PROBLEM TO BE SOLVED: To provide a magnetic viscous fluid shock absorber for reducing the quantity of magnetic viscous fluid used. SOLUTION: This invention is the magnetic viscous fluid shock absorber having a second shaft member 20 freely supported in the axial direction by a first shaft member 10, a conversion means 30 converting displacement in the axial direction of the second shaft member into rotational displacement, a rotor 41 connected to the conversion means and rotating by the rotational displacement, a cell 49 rotatably arranging the rotor inside and sealing the magnetic viscous fluid 1, and a coil 42 arranged on the outer peripheral side of the rotor and making a magnetic field act on the magnetic viscous fluid 1. The rotor is provided with an annular groove part on an outer peripheral surface. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于减少所使用的磁性粘性流体的量的磁性粘性流体减震器。解决方案：本发明是具有通过第一轴构件10在轴向方向上自由地支撑的第二轴构件20的磁性粘性流体减震器，转换装置30，其将第二轴构件的轴向位移转换成旋转连接到转换装置并通过旋转位移旋转的转子41，将转子内部可旋转地布置并密封磁性粘性流体1的单元49以及设置在转子的外周侧并形成磁性的线圈42 磁场作用在磁性粘性流体1上。转子在外周表面上设置有环形槽部分。版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2008069858A Magnetrheologcal fluid shock absorber 审中-公开
标题翻译：磁流体流体吸收器
公开(公告)号：JP2008069858A
公开(公告)日：2008-03-27
申请号：JP2006248850
申请日：2006-09-14
申请人： Kayaba Ind Co Ltd , カヤバ工業株式会社
发明人： NAGATA SEIICHI , SAITO KEIJI , ITO TAKASHI
IPC分类号： F16F9/36
摘要： PROBLEM TO BE SOLVED: To provide a magnetrheological fluid shock absorber having good sealing performance.
SOLUTION: The magnetrheological fluid shock absorber 100 is provided with a cylinder 1 filled with magnetrheological fluid and a rod 2 inserted in the cylinder 1 via a piston in such a manner that the same can move forward and backward, and changes viscosity of magnetrheological fluid by applying magnetic field on a channel through which magnetrheological fluid passes with accompanying movement of the piston. The shock absorber is provided with a bearing 6 provided near an opening end of the cylinder 1 and slidably supporting the rod 2, a bearing holder 7 supporting the bearing 6 at an inner circumference and having an outer circumference thereof arranged along an inner circumference of the cylinder 1, and a seal material 9 provided between the outer circumference of the rod 2 and the inner circumference of the cylinder 1 in a cylinder 1 opening end side of a bearing holder 7 and sealing fluid in the cylinder 1. The bearing holder 7 is composed of porous material preventing pass-through of fine particles in the magnetorheological fluid.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供具有良好密封性能的磁流变液体缓冲器。解决方案：磁流变液体缓冲器100设置有充满磁流变流体的气缸1和通过活塞插入气缸1中的杆2，使得该活塞能够向前和向后移动，并且改变粘度通过在磁流变流体通过的通道上施加磁场并随着活塞的伴随运动而施加磁场。减震器设置有设置在气缸1的开口端附近并可滑动地支撑杆2的轴承6，轴承保持件7在内周支承轴承6，并且其外圆周沿着内圆周气缸1，以及设置在轴承座7的气缸1的开口端侧和气缸1的密封流体中的杆2的外周与气缸1的内周之间的密封材料9.轴承座7是由多孔材料组成，防止磁流变流体中细颗粒的穿透。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2008002611A Shock absorber 审中-公开
标题翻译：减震器
公开(公告)号：JP2008002611A
公开(公告)日：2008-01-10
申请号：JP2006173852
申请日：2006-06-23
申请人： Kayaba Ind Co Ltd , カヤバ工業株式会社
发明人： INOUE ATSUSHI , SAITO KEIJI
IPC分类号： F16F9/52 , F16F9/53
摘要： PROBLEM TO BE SOLVED: To provide a shock absorber having a stable damping force property even if the temperature of an operating fluid is changed.
SOLUTION: The shock absorber 100 comprises a cylinder 1 filled with the operating fluid, a piston 2 slidably arranged in the cylinder 1 for partitioning the cylinder 1 into two fluid chambers 3, 4, a flow path 6 formed in the piston 2 for the operating fluid made to pass therethrough by the sliding motion of the piston 2 while imparting resistance to the operating fluid, and a rod 5 to one end of which the piston 2 is fixed. A variable valve 20 is provided in series to the flow path 6 for compensating for a change in damping force resulting from a viscosity change of the operating fluid caused by a temperature change.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：即使改变工作流体的温度，也提供具有稳定的阻尼力特性的减震器。解决方案：减震器100包括填充有工作流体的气缸1，可滑动地布置在气缸1中用于将气缸1分隔成两个流体室3,4的活塞2，形成在活塞2中的流路6 对于通过活塞2的滑动运动而使其通过的工作流体同时赋予工作流体的阻力，并且杆5的一端固定活塞2的一端。与流路6串联设置可变阀20，用于补偿由温度变化引起的工作流体的粘度变化引起的阻尼力的变化。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2007046670A Valve structure 有权
标题翻译：阀结构
公开(公告)号：JP2007046670A
公开(公告)日：2007-02-22
申请号：JP2005230478
申请日：2005-08-09
申请人： Kayaba Ind Co Ltd , カヤバ工業株式会社
发明人： NAKAMURA YOSHINARI , SAITO KEIJI
IPC分类号： F16K17/04 , F16F9/34
摘要： PROBLEM TO BE SOLVED: To provide a valve structure capable of preventing delay in returning to the position to abut on a valve body of a leaf valve.
SOLUTION: This valve structure is provided with the valve body 1 having a port 2, a rod 5 protruding from an axis part of the valve body 1, the annular leaf valve 10 having an inner peripheral side to which the rod 5 is inserted and placed on the valve body 1 so as to close the port 2, an energizing means 15 for energizing the leaf valve 10 to the direction of closing the port 2, and a stopper 25 formed to be in a bottomed cylindrical shape and arranged to have an aperture facing the leaf valve 10 side so that the leaf valve 10 resists the energizing force of the energizing means 15 at the aperture and a retreat amount retreating from the valve body 1 is regulated. A wave sprig 20 is placed on a surface of the leaf valve 10 confronting the aperture of the stopper 25.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够防止延迟返回到邻接在叶片阀的阀体上的位置的阀结构。解决方案：该阀结构设置有具有端口2的阀体1，从阀体1的轴线部分突出的杆5，环形叶片阀10具有杆5的内周侧插入并放置在阀体1上以封闭端口2;用于使叶片阀10向闭合端口2的方向通电的供能装置15;以及形成为有底圆筒形的止动件25，具有面向叶片阀10侧的孔，使得叶片阀10抵抗在孔处的激励装置15的激励力，并且调节从阀体1撤回的退避量。波形灯20被放置在片阀10的面对挡块25的孔的表面上。版权所有（C）2007，JPO＆INPIT

9. 发明专利

JP2004324675A Connection part structure 有权
公开(公告)号：JP2004324675A
公开(公告)日：2004-11-18
申请号：JP2003116478
申请日：2003-04-22
申请人： Kayaba Ind Co Ltd , カヤバ工業株式会社
发明人： NAGATA SEIICHI , SAITO KEIJI
IPC分类号： F16D3/04 , F16D3/38 , F16F9/46
摘要： PROBLEM TO BE SOLVED: To prevent generation of friction force due to a rotary valve getting in contact with a piston rod, make it possible to use a compact motor for driving the rotary valve, save space, and reduce cost.
SOLUTION: The rotary valve 10 for regulating damping force rotatably inserted into the piston rod 7 that is inserted into a cylinder 2 to be capable of protruding and retracting is connected to a control rod 12 through an Oldham coupling 11.
COPYRIGHT: (C)2005,JPO&NCIPI

10. 发明专利

JP2004316674A Rotary valve 有权
公开(公告)号：JP2004316674A
公开(公告)日：2004-11-11
申请号：JP2003107287
申请日：2003-04-11
申请人： Kayaba Ind Co Ltd , カヤバ工業株式会社
发明人： NAGATA SEIICHI , SAITO KEIJI
IPC分类号： F16K3/26 , F16F9/32 , F16F9/34 , F16F9/44 , F16K5/04
摘要： PROBLEM TO BE SOLVED: To reduce torque from hydrodynamic force passing through a rotary valve, to enable a small-sized motor to be used upon driving the rotary valve to save space and to reduce cost.
SOLUTION: The cylindrical rotary valve 10 is provided with an orifice port 11 on the outer periphery opposing a port 9 of a piston rod 7, and cutout holes 20, 21 with their proximal ends connected to the orifice port 11 and their lengths in the axial direction of the rotary valve 10 towards the tip ends becoming shorter stepwisely or nonstepwisely along the circumference direction of the rotary valve 10. Side faces of the cutout holes 20, 21 along the axial direction of the rotary valve 10 are formed perpendicular to the tangent of the rotary valve 10.
COPYRIGHT: (C)2005,JPO&NCIPI

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