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    • 4. 发明授权
    • Valve timing adjusting device
    • 气门正时调整装置
    • US06637388B2
    • 2003-10-28
    • US09901063
    • 2001-07-10
    • Katsuyuki FukuharaMutsuo Sekiya
    • Katsuyuki FukuharaMutsuo Sekiya
    • F01L1344
    • F01L1/3442Y10T74/2102
    • A valve timing adjusting device has a lock mechanism for restricting a rotational motion of an internal rotor 7 relative to an external rotor 5. The lock mechanism has a plunger 45, which is movable along a radial direction of the external rotor 5 and restricts the rotational motion of the internal rotor 7 relative to the external rotor 5 on condition that the prevention of the rotational motion of the internal rotor 7 relative to the external rotor 5 is removable, a receiving hole 7a, which is arranged on an outer circumferential surface of the internal rotor 7 and receives the plunger 45, a spring 21, which presses the plunger 45 inwardly along the radial direction of the external rotor 5 by a prescribed pressure, a holder 46, which determines a position of the spring 21, and a knock pin 47 which prevents the holder 46 from being moved outwardly along the radial direction of the external rotor 5.
    • 气门正时调整装置具有用于限制内转子7相对于外转子5的旋转运动的锁定机构。该锁定机构具有可沿着外转子5的径向移动的柱塞45, 在内部转子7相对于外部转子5的旋转运动被防止的条件下,内部转子7相对于外部转子5的运动是可移除的;接收孔7a布置在外部转子7的外周面上 内转子7并且接收柱塞45,弹簧21,其沿着外转子5的径向向内挤压柱塞45规定的压力;保持器46,其确定弹簧21的位置;撞针 47,其防止保持器46沿着外转子5的径向方向向外移动。
    • 5. 发明授权
    • Vane type hydraulic actuator
    • 叶片式液压执行器
    • US06237466B1
    • 2001-05-29
    • US09293987
    • 1999-04-19
    • Katsuyuki FukuharaMutsuo Sekiya
    • Katsuyuki FukuharaMutsuo Sekiya
    • F01C900
    • F01L1/3442F01L2001/3444F01L2001/34469F01L2001/34479
    • A vane type hydraulic actuator, wherein a chip seal 1, as a seal element between the case 43 and the rotor 44, can be pressed to contact tightly with the counter surface, without using a spring 47 as in the prior art, when a working oil is supplied either from the oil pressure chambers for timing retard or for timing advance. Simultaneously, the locking between the rotor 44 and the case 43 can be released. The hydrodynamic resistance at the gap between the tip of the seal element (chip seal) 1 and the counter surface of the seal element is made larger than that at the gap between the flank of the seal element 1 and the flank of the seal groove 2, which accomodates the seal element, so that the working oil of the hydraulic actuator flows between the flanks. The working oil at the bottom of the seal element urges the seal element to contact tightly with the counter surface. An oil channel 6 connects the bottom of the seal groove and a stopper pin holding hole 4, which holds a stopper pin 3 pressed by a spring 5. When a working oil is supplied from either of oil pressure chambers for timing retard or advance, the channel 6 opens to supply a working oil into the stopper pin holding hole 5 so as to displace the pin against the biasing force of the spring 5 to release the suppression of rotation.
    • 一种叶片式液压致动器,其中作为壳体43和转子44之间的密封元件的切屑密封件1可以如现有技术那样在不使用弹簧47的情况下被按压以与对置表面紧密接触,当工作 油从油压室供给定时延迟或定时提前。 同时,可以释放转子44和壳体43之间的锁定。 密封元件(切屑密封)1的顶端与密封元件的对置面之间的间隙处的流体动力学阻力大于密封元件1的侧面与密封槽2的侧面之间的间隙处的流体阻力 ,其容纳密封元件,使得液压致动器的工作油在侧翼之间流动。 密封元件底部的工作油促使密封元件与对置表面紧密接触。 油路6连接密封槽的底部和止动销保持孔4,该止动销保持孔4保持由弹簧5按压的止动销3.当从用于定时延迟或提前的油压室中的任一个供给工作油时, 通道6打开以将工作油供应到止动销保持孔5中,以克服弹簧5的偏置力来移动销以释放旋转抑制。
    • 6. 发明授权
    • Rotary hydraulic actuator including groove-like fluid supply paths in a
face of a bracket
    • 旋转液压致动器包括在支架的表面上的槽状流体供给路径
    • US5839346A
    • 1998-11-24
    • US840759
    • 1997-04-16
    • Mutsuo SekiyaKatsuyuki FukuharaMasafumi Sugawara
    • Mutsuo SekiyaKatsuyuki FukuharaMasafumi Sugawara
    • F01L1/34F01B25/26F15B9/14F15B15/12
    • F01B25/26F15B15/12
    • A rotary hydraulic actuator including a sealed vessel including brackets and a casing, a partition vane attached to a shaft supported by the brackets for dividing an inside of the sealed vessel into a first pressure chamber and a second pressure chamber and pivoting the shaft by a pressure difference between the first and the second pressure chambers, suction and exhaust hydraulic ports and a drain port installed to the casing, a hydraulic control valve mounted to the casing for conducting a hydraulic control along with the suction and exhaust hydraulic ports and the drain port, groove-like hydraulic pressure supply paths installed to a face of one of the brackets in contact with the casing for communicating the first pressure chamber and the second pressure chamber respectively to the suction and exhaust hydraulic ports and a groove-like drain path installed to a face of other one of the brackets in contact with the casing for communicating to the drain port.
    • 一种旋转液压致动器,包括:密封容器,包括支架和壳体;分隔叶片,附接到由支架支撑的轴,用于将密封容器的内部分隔成第一压力室和第二压力室,并且通过压力 第一压力室和第二压力室之间的差异,抽吸和排出液压端口以及安装在壳体上的排出口,安装到壳体上的液压控制阀,用于与吸入和排出液压端口和排出端口一起进行液压控制, 槽状液压供给路径,其安装在与所述壳体接触的一个支架的表面,用于将所述第一压力室和所述第二压力室分别连通到所述吸入和排出液压口;以及凹槽状排出路径, 与壳体接触的另一个支架的表面用于与排水口通信。
    • 9. 发明授权
    • Lock mechanism for valve timing regulation device
    • 气门正时调节装置的锁定机构
    • US06311657B2
    • 2001-11-06
    • US09791870
    • 2001-02-26
    • Masafumi SugawaraMutsuo Sekiya
    • Masafumi SugawaraMutsuo Sekiya
    • F01L1344
    • F01L1/3442F01L2001/34453Y10T74/2102
    • The present invention relates to a lock mechanism for a valve timing regulation device which regulates the timing of the opening and closing of engine valves, the lock mechanism locks or releases a first rotating body and a second rotating body in response to the operational condition of an engine. The lock mechanism includes a radial groove 32 provided in either the first rotating body 21 or the second rotating body 24 and extending in a radial direction of the rotating body. A locking member 35 is slidably inserted into the radial groove 32, and the locking member is urged towards a center of the rotating body by an urging means 36. An oil pressure is applied to the locking member 35 in a direction opposite to the urging direction. In such a way, it is possible to assemble the locking member 35 onto an end face in an axial direction other than a vane 24a or a shoe 23a in either the first rotating body or the second rotating body, as a result, each vane 24a or each shoe 23a can be formed with approximately the same circumferential length. Thus, it is possible to expand the angular range to be regulated by the valve timing regulation device and to reduce the degree of unbalance in the device by a large amount.
    • 本发明涉及一种用于调节发动机气门的打开和关闭时间的气门正时调节装置的锁定机构,所述锁定机构响应于所述第一旋转体和第二旋转体的操作状态来锁定或释放第一旋转体和第二旋转体 发动机。 锁定机构包括设置在第一旋转体21或第二旋转体24中并沿旋转体的径向延伸的径向槽32。 锁定构件35可滑动地插入到径向槽32中,并且锁定构件通过推动装置36朝着旋转体的中心被推动。油压以与推动方向相反的方向施加到锁定构件35 。 以这种方式,可以将锁定构件35组装在除了第一旋转体或第二旋转体中的叶片24a或靴23a之外的轴向的端面上,结果,每个叶片24a 或者每个鞋23a可以形成有大致相同的圆周长度。 因此,可以扩大由气门正时调节装置调节的角度范围,并且可以大量地减小装置的不平衡度。