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    • 4. 发明授权
    • Valve operating system structure with variable valve timing mechanism
    • 阀门操作系统结构采用可变气门正时机制
    • US5353756A
    • 1994-10-11
    • US92439
    • 1993-07-14
    • Shinichi MurataNoriyuki MiyamuraHirofumi HigashiMasahiko Kubo
    • Shinichi MurataNoriyuki MiyamuraHirofumi HigashiMasahiko Kubo
    • F01L1/24F01L1/26F01L1/34F01L1/32
    • F01L1/2416F01L1/267
    • The valve operating system structure with a variable valve timing mechanism of the invention comprises an intake valve or an exhaust valve provided for an engine, a low speed cam having a cam profile for a low speed valve timing and rotatable in response to rotation of a crankshaft of the engine, a high speed cam having a cam profile for a high speed valve timing and rotatable in response to rotation of the crankshaft, a main rocker arm for contacting with the low speed cam so as to be operated by the low speed cam, a sub rocker arm for contacting with the high speed cam so as to be operated by the high speed cam, mode change-over means for changing over the mode of the sub rocker arm between a non-interlocking mode in which the sub rocker arm is not interlocked with the main rocker arm and an interlocking mode in which the sub rocker arm is interlocked with the main rocker arm, a swing arm supported for pivotal motion and for adjustment in phase relative to the main rocker arm and having a valve contacting portion for contacting with the valve to drive the valve, and a hydraulic lash adjuster for adjusting the relative phase between the main rocker arm and the swing arm.
    • 具有本发明的可变气门正时机构的气门操作系统结构包括为发动机提供的进气门或排气阀,具有用于低速气门正时的凸轮轮廓的低速凸轮,并响应于曲轴的旋转而可旋转 的高速凸轮,具有用于高速气门正时的凸轮轮廓并响应于曲轴的旋转而可旋转的高速凸轮,用于与低速凸轮接触以由低速凸轮操作的主摇臂, 用于与高速凸轮接触以便由高速凸轮操作的子摇臂,用于在副摇臂的非互锁模式之间切换副摇臂的模式的模式切换装置 不与主摇臂互锁,以及联锁模式,其中副摇臂与主摇臂互锁,支撑枢轴运动并相对于主摇臂相位调节的摇臂和hav 阀门接触部分用于与阀门接触以驱动阀门;以及液压间隙调节器,用于调节主摇臂和摆臂之间的相对相位。
    • 10. 发明申请
    • Compressor
    • 压缩机
    • US20070148026A1
    • 2007-06-28
    • US10582497
    • 2004-12-16
    • Hirofumi Higashi
    • Hirofumi Higashi
    • F04B53/10
    • F04C18/3564F04B39/1073F04C23/008F04C29/128
    • A reed valve for opening and closing a discharge port of a compressor mechanism is provided with a protruding part which is formed at a distal end thereof to come in and out of the discharge port. The shape of the discharge port and the shape of the reed valve are determined such that flow passage areas S0, S1 and S2 at different parts of the discharge port satisfy S2≧S1≧S0 when the reed valve is lifted to a maximum level. Accordingly, a refrigerant is discharged through the discharge port without reducing the amount of flow of the refrigerant, thereby reducing loss of pressure.
    • 用于打开和关闭压缩机构的排出口的簧片阀设置有形成在其远端的突出部分,以进出排出口。 排出口的形状和簧片阀的形状被确定为使得排出口的不同部分处的流路面积S 0,S 1和S 2满足S 2> = S 1> = S 0,当簧片阀 被提升到最高水平。 因此,在不减少制冷剂的流量的情况下,通过排出口排出制冷剂,从而减少压力损失。