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    • 71. 发明授权
    • Cylinder head gasket
    • 气缸盖垫片
    • US06705618B2
    • 2004-03-16
    • US09963309
    • 2001-09-26
    • Osamu JinnoEisaburo GotoSeiji OmuraTatsuya KawakitaHideo Nakamura
    • Osamu JinnoEisaburo GotoSeiji OmuraTatsuya KawakitaHideo Nakamura
    • F02F1100
    • F16J15/0825F16J2015/085F16J2015/0856F16J2015/0875
    • A cylinder head gasket includes a pair of first and second gasket substrates. The gasket substrates are each formed with a first and a second projection which project in opposite directions, with a clearance therebetween. According to a first aspect of the invention, each projection undergoes a plastic deformation toward the clearance defined between them when the gasket substrates are held sandwiched between a cylinder head and a cylinder block, each projection undergoing a magnitude of plastic deformation which is greater or lesser in accordance with the magnitude of a surface pressure therebetween. According to a second aspect of the invention, each projection is formed with a radially central part which projects toward the radially central part of the other projection and which is in close contact with each other continuously in the circumferential direction.
    • 气缸盖衬垫包括一对第一和第二衬垫衬底。 垫圈基板各自形成有以相反方向突出的第一和第二突起,其间具有间隙。 根据本发明的第一方面,当垫片衬垫保持夹在气缸盖和气缸体之间时,每个突出部朝向它们之间限定的间隙经历塑性变形,每个突起经历大于或等于更大的塑性变形 根据它们之间的表面压力的大小。 根据本发明的第二方面,每个突起形成有径向中心部分,该径向中心部分朝向另一突出部的径向中心部分突出,并且在圆周方向上彼此连续紧密接触。
    • 73. 发明授权
    • Throttle valve positioning control apparatus
    • 节气门定位控制装置
    • US5852996A
    • 1998-12-29
    • US761260
    • 1996-12-06
    • Hideo NakamuraMasashi Matsuyama
    • Hideo NakamuraMasashi Matsuyama
    • F02D9/02F02D11/10F02D35/00F02D41/20F02D45/00F02D41/24
    • F02D11/10F02D35/0007F02D2011/102
    • An apparatus for controlling the positioning of a throttle valve situated to control the amount of air permitted to enter an internal combustion engine operable in a plurality of control modes. The apparatus includes a driver responsive to a drive signal indicating a target throttle valve position for moving the throttle valve to the target throttle valve position, a sensor sensitive to the movement of the throttle valve for producing a digital sensor signal indicative of a sensed throttle valve position, and a control unit for producing the drive signal to bring the sensed throttle valve position into coincidence with the target throttle valve position. The disturbances introduced onto the driver and the sensor are estimated based on the target and sensed throttle valve positions. The target throttle valve position is corrected based on the estimated disturbances.
    • 一种用于控制节流阀的定位的装置,其用于控制​​允许进入可以以多种控制模式操作的内燃机的空气量。 该装置包括响应于指示用于将节流阀移动到目标节气门位置的目标节流阀位置的驱动信号的驱动器,对节流阀的运动敏感的传感器,用于产生指示感测节气门的数字传感器信号 位置,以及用于产生驱动信号以使检测到的节气门位置与目标节气门位置一致的控制单元。 基于目标和检测到的节气门位置估计引入到驱动器和传感器上的干扰。 基于估计的扰动来校正目标节气门位置。
    • 74. 发明授权
    • Apparatus for controlling engine valve performance
    • 用于控制发动机气门性能的装置
    • US5799631A
    • 1998-09-01
    • US948338
    • 1997-10-09
    • Hideo Nakamura
    • Hideo Nakamura
    • F01M1/06F01L1/34F01L1/344F01M1/16F02D13/02
    • F01L1/34406
    • A variable valve timing mechanism (VVT) for adjusting the valve timing of an intake valve of an internal combustion engine. The mechanism is hydraulically driven by oil pressure. An oil control valve (OCV) is provided on a cylinder head of the engine for controlling oil flow from a pump. A drainage pan in the cylinder head receives oil drained from various mechanical components of the engine. A drain passage drains oil from the control valve to a drain well. The oil in the drainage pan is also led to the drainage well. A wall, or dam, is formed between the drainage pan and the drainage well for restricting the oil flow from the drainage pan to the drainage well. This prevents the drainage well from being flooded when the flow rate of oil into the drainage pan increases dramatically, which improves the performance of the VVT mechanism.
    • 一种用于调节内燃机的进气门的气门正时的可变气门正时机构(VVT)。 该机构由油压液压驱动。 在发动机的气缸盖上设置油控阀(OCV),用于控制来自泵的油流。 气缸盖中的排水盘接收从发动机的各种机械部件排出的油。 排水通道将油从控制阀排出到排水井。 排水盘中的油也被引导到排水井。 在排水盘和排水井之间形成一个墙壁或水坝,用于限制从排水盘到排水井的油流。 这样当油进入排水盘的流量急剧增加时,排水井就不会被淹没,从而提高了VVT机构的性能。