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    • 1. 发明专利
    • Shock absorber
    • 减震器
    • JP2014185687A
    • 2014-10-02
    • JP2013060603
    • 2013-03-22
    • Kayaba Ind Co Ltdカヤバ工業株式会社
    • TERAOKA TAKASHIMASAMURA TATSUYA
    • F16F9/50F16F9/34
    • B60G17/08B60G13/08B60G2202/24B60G2500/114B60G2600/182F16F9/187F16F9/5126F16F9/5165F16F2222/12F16F2228/066
    • PROBLEM TO BE SOLVED: To provide a shock absorber capable of offering a more comfortable ride on a vehicle during input of a high frequency, without losing vibration suppressing effects when an expansion/contraction velocity is high.SOLUTION: A shock absorber D1 includes a cylinder 1, a piston 2 slidably inserted into the cylinder 1 for partitioning the cylinder 1 into an elongation side chamber R1 and a pressure side chamber R2, a reservoir R, a suction passage 3, a straightening passage 4, and a damping force adjusting part V. The shock absorber D1 further includes a pressure chamber 14, a free piston 5 for partitioning the pressure chamber 14 into a small chamber 15, a large chamber 16 and an outer periphery chamber 17, a spring element 6 for developing energizing force to locate the free piston 5 at a neutral position, an elongation side passage 20 for communicating either the small chamber 15 or the outer periphery chamber 17 with the elongation side chamber R1, a first pressure side passage 19a and a second pressure side passage 19b for communicating the large chamber 16 with the pressure side chamber R2, a first valve Va provided in the first pressure side passage 19a, and a second valve Vb provided in the second pressure side passage 19b.
    • 要解决的问题:提供一种减震器,其能够在高频输入期间在车辆上提供更舒适的乘坐,而在膨胀/收缩速度高时不会失去振动抑制效果。解决方案:减震器D1包括气缸 如图1所示,可滑动地插入气缸1中以将气缸1分隔成伸长侧室R1和压力侧室R2的活塞2,储存器R,吸入通道3,矫直通道4和阻尼力调节部V 减震器D1还包括压力室14,用于将压力室14分隔成小室15的自由活塞5,大室16和外周室17,用于产生能量的位置的弹簧元件6 在中性位置的自由活塞5,用于使小室15或外周室17与伸长侧室R1连通的伸长侧通道20,第一压力s 第一通道19a和第二压力侧通路19b,用于使大室16与压力侧室R2连通,设置在第一压力侧通道19a中的第一阀Va和设置在第二压力侧通道19b中的第二阀Vb。
    • 2. 发明专利
    • Damping valve
    • 阻尼阀
    • JP2010276111A
    • 2010-12-09
    • JP2009129288
    • 2009-05-28
    • Kayaba Ind Co Ltdカヤバ工業株式会社
    • MASAMURA TATSUYAINAGAKI YASUHIRO
    • F16F9/50F16F9/32F16F9/46
    • PROBLEM TO BE SOLVED: To provide a damping valve without causing turbulence in a damping force waveform.
      SOLUTION: This damping valve includes: a housing 1 arranged between one chamber R1 and the other chamber R2, being a hollow shape, having a large inner diameter part 1b and a small inner diameter part 1a and forming a step part 1c on the inner periphery; and a spool 3 being a cylindrical shape, having a small diameter part 3a slidingly contacting with the small inner diameter part 1a of the housing 1 and a large diameter part 3b slidingly contacting with the large inner diameter part 1b, forming a step part 3c on the outer periphery, slidingly inserted into the housing 1 and opening-closing a flow passage F by seating an end part of the large diameter part 3a on a valve seat 24 of a valve disc 2. An annular clearance 112 formed between the step part 1c on the inner periphery of the housing and the step part 3c on the outer periphery of the spool, is communicated with the flow passage F without interposing one-side effective orifice elements 5 and 6.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供阻尼阀,而不会在阻尼力波形中引起湍流。 解决方案:该阻尼阀包括:壳体1,其布置在一个室R1和另一个室R2之间,为中空形状,具有大的内径部分1b和小内径部分1a,并形成台阶部分1c 内围; 以及具有与壳体1的小内径部分1a滑动接触的小直径部分3a和与大内径部分1b滑动接触的大直径部分3b的圆柱形的卷轴3,形成台阶部分3c 外周部滑动地插入壳体1中,并且通过将大直径部分3a的端部放置在阀盘2的阀座24上来打开 - 关闭流动通道F.形成在台阶部分1c之间的环形间隙112 在壳体的内周和阀芯的外周上的台阶部分3c与流路F连通,而不插入单侧有效孔元件5和6.版权所有(C)2011,JPO&INPIT
    • 3. 发明专利
    • Air suspension device
    • 空气悬挂装置
    • JP2009298170A
    • 2009-12-24
    • JP2008151311
    • 2008-06-10
    • Kayaba Ind Co Ltdカヤバ工業株式会社
    • HAGIHIRA SHINICHIMASAMURA TATSUYA
    • B60G17/052
    • PROBLEM TO BE SOLVED: To provide an air suspension device, which can control the attitude of a vehicle body with good response and does not impair the mounting property. SOLUTION: The air suspension device 1 includes: a pair of air springs 2, 3, which are provided between the vehicle body and an axle; a passage 4, which communicates the air springs 2, 3 with each other; a cylinder 5 provided in a portion of the passage 4; a piston 6, which is inserted slidably inside the cylinder 5 and which partitions the inside of the cylinder 5 into one chamber R1 communicated with the one air spring 2 and the other chamber R2 communicated with the other air spring 3; and a drive means 7, which displaces the piston 6 to the cylinder 5 so as to vary the capacity of the one chamber R1 and the other one R2. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种空气悬架装置,其能够以良好的响应来控制车身的姿态,并且不会影响安装性能。 解决方案:空气悬挂装置1包括:设置在车体和车轴之间的一对空气弹簧2,3; 通道4,其将空气弹簧2,3彼此连通; 设置在通道4的一部分中的气缸5; 活塞6,其可滑动地插入缸体5内,并且将气缸5的内部分隔成与一个空气弹簧2连通的一个室R1和与另一个空气弹簧3连通的另一个室R2; 以及驱动装置7,其将活塞6移动到气缸5,以便改变一个室R1和另一个R2的容量。 版权所有(C)2010,JPO&INPIT
    • 4. 发明专利
    • Damping valve
    • 阻尼阀
    • JP2009222136A
    • 2009-10-01
    • JP2008067353
    • 2008-03-17
    • Kayaba Ind Co Ltdカヤバ工業株式会社
    • MASAMURA TATSUYAKAMAKURA RYOSUKE
    • F16F9/46B60G17/08F16F9/32F16K31/06F16K47/02
    • F16F9/464F16F2230/24
    • PROBLEM TO BE SOLVED: To provide a damping valve can surely perform a damping force adjustment and fail safe. SOLUTION: This damping valve V1 has a valve element 1 arranged in the middle of a flow passage P and applying resistance to a passing fluid, a solenoid S for applying thrust in the direction for limiting the flow passage area to a valve element 2 in the valve element 1, and an elastic body 3 for applying the thrust in the direction for maximizing the flow passage area to the valve element 2. A fail valve 4 arranged in series to the valve element 1 is arranged in the middle of the flow passage P. The fail valve 4 has an opening position for opening the flow passage P and a fail position for reducing the flow passage area, and adopts the fail position when a supply current to the solenoid S becomes a predetermined value or less. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供阻尼阀,可以确定地执行阻尼力调节和故障安全。 解决方案:该阻尼阀V1具有布置在流动通道P的中部并对通过的流体施加阻力的阀元件1,用于在将流路面积限制到阀元件的方向上施加推力的螺线管S 阀体1的中间部分配置有与阀体1串联配置的故障阀4,该弹性体3用于向阀体2的流路面积最大化的方向施加推力。 失效阀4具有用于打开流路P的打开位置和用于减小流路面积的失效位置,并且当对螺线管S的供给电流变为预定值以下时采用失效位置。 版权所有(C)2010,JPO&INPIT
    • 5. 发明专利
    • Suspension device
    • 悬挂装置
    • JP2008094304A
    • 2008-04-24
    • JP2006279971
    • 2006-10-13
    • Kayaba Ind Co Ltdカヤバ工業株式会社
    • MASAMURA TATSUYA
    • B60G21/073F16F9/18F16F9/32
    • PROBLEM TO BE SOLVED: To enhance practicality and mounting property on a vehicle.
      SOLUTION: Respective fluid pressure dampers D1, D2 of the suspension device are provided with a hollow piston rod 5 connected to a piston 4; and an outer cylinder 3 covering an outer periphery of a cylinder 2, and a first flow passage L1 and a second flow passage L2 are communicated with one chamber R1 through the inside of the piston rod 5 of the fluid pressure dampers D1, D2 and are communicated with the other chamber R2 through a clearance between the cylinder 2 of the fluid pressure dampers D1, D2 and the outer cylinder 3. A fist accumulator A1 is connected to a side of the outer cylinder 3 of the other fluid pressure damper D2 and is connected to the first flow passage L1 through a clearance between the cylinder 2 and the outer cylinder 3, and a second accumulator A2 is connected to a side of the outer cylinder 3 of one fluid pressure damper D1 and is connected to the second flow passage L2 through a clearance between the cylinder 2 and the outer cylinder 3.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了提高车辆的实用性和安装性能。 解决方案:悬挂装置的各流体阻尼器D1,D2设有连接到活塞4的中空活塞杆5; 以及覆盖气缸2的外周的外筒3,第一流路L1和第二流路L2通过流体压力调节器D1,D2的活塞杆5的内部与一个室R1连通,分别为 通过流体压力调节器D1,D2的气缸2与外筒3之间的间隙与另一个室R2连通。第一储液器A1连接到另一个流体压力调节器D2的外筒3的一侧,并且是 通过气缸2和外筒3之间的间隙与第一流路L1连接,第二蓄压器A2与一个流体压力减震器D1的外筒3的一侧连接,并与第二流路L2 通过气瓶2和外筒3之间的间隙。版权所有(C)2008,JPO&INPIT
    • 7. 发明专利
    • Shock-absorber
    • 减震器
    • JP2007078004A
    • 2007-03-29
    • JP2005263221
    • 2005-09-12
    • Kayaba Ind Co Ltdカヤバ工業株式会社
    • TERAOKA TAKASHIYOSHIDA FUTOSHIMASAMURA TATSUYA
    • F16F9/48F16F9/19F16F9/32F16F9/34
    • PROBLEM TO BE SOLVED: To provide a shock-absorber which can improve the driving comfort in a vehicle which can certainly prevent damping force from abruptly changing in the expansion and contraction stroke. SOLUTION: The shock absorber includes a cylinder 1, a partition member 2 slidably inserted inside the cylinder 1 to partition the inside of the cylinder 1 into two working chambers R1 and R2, a first passage 3 and a second passage 4 to communicate with the two working chambers R1 and R2, a pressure chamber R3 formed halfway in the second passage 4, a free piston 5 slidably inserted in the pressure chamber R3 to interrupt the communication between the working chambers R1 and R2, and a spring element 6 to generate urging power to suppress the displacement for the pressure chamber R3 of the free piston 5. The passage resistance of the second passage 4 increases depending on the displacement amount from the neutral position of the free piston 5. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种可以提高车辆的驾驶舒适性的减震器,其可以防止阻尼力在膨胀和收缩行程中突然变化。 解决方案:减震器包括气缸1,可滑动地插入气缸1内的分隔构件2,以将气缸1的内部分隔成两个工作室R1和R2,第一通道3和第二通道4以连通 在两个工作室R1和R2中,形成在第二通道4中途的压力室R3,可滑动地插入压力室R3中的自由活塞5以中断工作室R1和R2之间的连通,以及弹簧元件6到 产生推压力以抑制自由活塞5的压力室R3的位移。第二通道4的通道阻力根据从自由活塞5的中立位置的位移量而增加。(C) 2007年,JPO&INPIT
    • 8. 发明专利
    • Shock absorber
    • JP2004225834A
    • 2004-08-12
    • JP2003015761
    • 2003-01-24
    • Kayaba Ind Co Ltdカヤバ工業株式会社
    • MASAMURA TATSUYA
    • F16F9/46F16F9/34
    • PROBLEM TO BE SOLVED: To provide a shock absorber having variable damping characteristics, in particular, easy to control and stable.
      SOLUTION: The shock absorber comprises elongation and pressure side damping characteristic varying mechanisms and elongation and pressure side damping force generating elements 30, 31 provided in series on the way of a flow path communicating a first liquid chamber R1 and a second liquid chamber R2 formed in a piston 28 with each other. The damping characteristic varying mechanisms each consist of a solenoid S, a valve seat 26b, and a hollow spool 19 having a communication hole 25 communicating the inside thereof with the outside. The spool 19 is mounted between an armature 14 to be energized to the direction of normally closing an one-end opening portion of the spool 19 and attracted in the direction of opening it during exciting the solenoid S and the valve seat 26b for closing an other-end opening portion of the spool 19. With the current control of the solenoid S, cracking pressure Pcr is changed for opening a space between the valve seat 26b and the other-end opening portion of the spool 19 to vary damping characteristics.
      COPYRIGHT: (C)2004,JPO&NCIPI
    • 9. 发明专利
    • 緩衝装置
    • 减震器
    • JP2015059641A
    • 2015-03-30
    • JP2013194870
    • 2013-09-20
    • カヤバ工業株式会社Kayaba Ind Co Ltd
    • TERAOKA TAKASHIMASAMURA TATSUYA
    • F16F9/32
    • B60G17/08B60G13/08F16F9/061F16F9/187F16F9/19F16F9/34F16F9/46F16F9/50F16F9/5126F16F9/532F16F9/535
    • 【課題】車両における乗り心地を向上することができる緩衝装置を提供することである。【解決手段】シリンダ1と、シリンダ1内に摺動自在に挿入され当該シリンダ1内を伸側室R1と圧側室R2に区画するピストン2と、リザーバRと、吸込通路3と、整流通路4と、減衰力調整部Vとを備えた緩衝装置D1において、伸側室R1と圧側室R2とに連通される伸側作動室Eと、伸側作動室E内を伸側第一圧力室E1と伸側第二圧力室E2とに区画する伸側フリーピストン15とを備えた伸側感応機構RMEと、圧側室R2とリザーバRとに連通される圧側作動室Cと、圧側作動室C内に圧側第一圧力室C1と圧側第二圧力室C2とに区画する圧側フリーピストン24とを備えた圧側感応機構RMCの一方または両方を備えた。【選択図】図1
    • 要解决的问题:提供能够改善车辆行驶质量的减震器。解决方案:减震器D1包括:气缸1; 活塞2,其可摆动地插入到气缸1中,并将气缸1的内部分成延伸侧室R1和压力侧室R2; 水库R; 吸入通道3; 整流通道4; 减振器D1还包括以下机构之一或两者:延伸侧敏感机构RME,其包括与延伸侧室R1和压力侧室R2连通的延伸侧操作室E,以及 延伸侧自由活塞15,其将延伸侧操作室E的内部分割成延伸侧第一压力室E1和延伸第二压力室E2; 以及包括与压力侧室R2和容器R连通的压力侧操作室C的压力侧敏感机构RMC以及将压力侧操作室C的内部分割成压力侧第一压力室的压力侧自由活塞24 C1和压力侧第二压力室C2。
    • 10. 发明专利
    • 緩衝装置
    • 减震器
    • JP2015059621A
    • 2015-03-30
    • JP2013193977
    • 2013-09-19
    • カヤバ工業株式会社Kayaba Ind Co Ltd
    • TERAOKA TAKASHIINEMITSU KAZUTAKAMASAMURA TATSUYA
    • F16F9/32F16F9/50
    • B60G13/08B60G2202/24B60G2206/41B60G2800/162F16F9/061F16F9/18F16F9/348F16F9/468F16F9/5126F16F9/516F16F2228/066
    • 【課題】高周波振動が継続的に入力されても減衰力低減効果を失うことがない緩衝装置を提供することである。【解決手段】本発明における課題解決手段は、シリンダ1と、シリンダ1内に摺動自在に挿入されシリンダ1内を伸側室R1と圧側室R2に区画するピストン2と、伸側室R1と圧側室R2とを連通する減衰通路3a,3bと、圧力室R3を形成するハウジング14と、ハウジング14内に移動自在に挿入されて圧力室R3を伸側圧力室7と圧側圧力室8とに区画するフリーピストン9とを備えた緩衝装置Dにおいて、伸側流路5に設けられて伸側室R1から伸側圧力室7へ向かう流れのみを許容しつつ抵抗を与える伸側バイパスバルブ15と、伸側流路5に伸側バイパスバルブ15と並列に設けられて伸側圧力室7から伸側室R1へ向かう流れのみを許容するとともに抵抗を与える圧側バイパスバルブ16と、フリーピストン9を伸側のストロークエンドで停止させる伸側弾性ストッパ17と、フリーピストン9を圧側のストロークエンドで停止させる圧側弾性ストッパ18と備えた。【選択図】図1
    • 要解决的问题:提供即使连续输入高频振动也不会失去阻尼力降低效果的减震器。解决方案:减震器D包括:气缸1; 活塞2,其可摆动地插入到气缸1中,并将气缸1的内部分成延伸侧室R1和压力侧室R2; 延伸侧室R1和压力侧室R2通过该阻尼通道3a和3b彼此连通; 形成压力室R3的壳体14; 以及可移动地插入到壳体14中以将压力室R3分成延伸侧压力室7和压力侧压力室8的自由活塞9。减震器D还包括:延伸侧旁通阀15,其设置在延伸侧 通道5,同时仅允许从延伸侧室R1流到延伸侧压力室7,对流动施加阻力; 在延伸侧通道5中与延伸侧旁通阀15平行设置的压力侧旁通阀16,同时仅允许从延伸侧压力室7流到延伸侧室R1,对流动施加阻力; 延伸侧弹性止动件17,用于在自由活塞9的延伸侧的行程端停止; 以及用于在压力侧的行程末端使自由活塞9停止的压力侧弹性止动件18。