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    • 1. 发明授权
    • Vacuum treating method and apparatus
    • 真空处理方法及装置
    • US4733746A
    • 1988-03-29
    • US874934
    • 1986-06-16
    • Hiroyoshi NozakiHiroo EbisawaHirofumi Hara
    • Hiroyoshi NozakiHiroo EbisawaHirofumi Hara
    • H01J37/18B05C11/00B01J19/08B01J19/12C23C14/00
    • H01J37/185
    • A vacuum treating method and apparatus wherein preliminary vacuum chambers which are charged with and discharged therefrom materials to be treated are arranged on both sides of a vacuum treating chamber such that the preliminary vacuum chambers are switchingly communicated with and disconnected from the vacuum treating chamber; the materials are alternately moved between both the preliminary vacuum chambers and the vacuum treating chamber and are subject to vacuum treatment for a predetermined period of time in the vacuum treatment for a predetermined period of time in the vacuum treating chamber; wherein when a material to be treated has been charged from one preliminary vacuum chamber to the vacuum treating chamber and a treated materiala has been discharged from the vacuum treating chamber to the other preliminary chamber, the vacuum treating chamber and both the preliminary vacuum chambers are disconnected from each other, then the pressure within the vacuum treating chamber is reduced to a required degree of vacuum and the pressure with the one preliminary vacuum chamber is reduced to a degree of vacuum higher than that required for vacuum treatment, and in the other preliminary vacuum chamber, after a treated material has been discharged out and a new material to be treated has been charged, the pressure reduction is initiated from an atmospheric state; and wherein after vacuum treatment has been made in the vacuum treating chamber, the vacuum treating chamber and both the preliminary vacuum chambers are brought into communication with each other to move the materials therebetween.
    • 一种真空处理方法和装置,其特征在于,在真空处理室的两侧设置有预处理真空室,其中装有待处理材料和从其排出的真空室,使得所述预真空室与所述真空处理室切换地连通和断开; 这些材料在预真空室和真空处理室之间交替移动,并且在真空处理室中在真空处理中经过预定时间在预定时间内进行真空处理; 其中当待处理材料从一个预真空室装入真空处理室中时,处理过的材料a已从真空处理室排出到另一预备室时,真空处理室和两个初级真空室被断开 然后将真空处理室内的压力降低到所要求的真空度,并且将一个预真空室的压力降低到比真空处理所需的真空度更高的真空度,而在其它初步真空中 在经过处理的材料被排出并且待处理的新材料已经被充电之后,从大气状态开始减压; 并且其中在真空处理室中进行了真空处理之后,使真空处理室和两个初级真空室彼此连通以在其间移动材料。
    • 5. 发明授权
    • Air bypass valve failure detection device in supercharging device for engine
    • 发动机增压装置中的旁通阀故障检测装置
    • US07578128B2
    • 2009-08-25
    • US11878117
    • 2007-07-20
    • Atsuhiro MiyauchiHirofumi HaraKazuhiko ImamuraYoshinori Andou
    • Atsuhiro MiyauchiHirofumi HaraKazuhiko ImamuraYoshinori Andou
    • F02B33/00
    • F02D41/221F02B37/16F02D41/0007F02D2200/0406Y02T10/144
    • An air bypass valve failure detecting device outputs an opening command to an air bypass valve when a throttle valve suddenly closes, thereby prevent surging from occurring in a second intake passage between a turbocharger and a throttle valve. When the opening command is outputted to the air bypass valve, failure detection for the air bypass valve is permitted only if an intake air quantity of an engine immediately before a closing command is changed to the opening command is equal to or larger than a predetermined value. Thus, it is possible to prevent the failure detecting device from erroneously determining that the air bypass valve is normal although valve closing failure of the air bypass valve has occurred. This is because, when the intake air quantity is smaller than the predetermined value, surging does not occur in the second intake passage even if the valve closing failure of the airy bypass valve has occurred.
    • 当节气门突然闭合时,空气旁通阀故障检测装置向空气旁通阀输出打开命令,从而防止在涡轮增压器和节流阀之间的第二进气通道中发生喘振。 当打开命令被输出到空气旁通阀时,只有紧接关闭命令之前的发动机的进气量改变为打开命令,才允许空气旁通阀的故障检测等于或大于预定值 。 因此,尽管发生了空气旁通阀的关闭故障,但是可以防止故障检测装置错误地确定空气旁通阀是正常的。 这是因为,当进气量小于预定值时,即使发生通风旁通阀的关闭故障,也不会在第二进气通道中产生喘振。
    • 10. 发明申请
    • Abnormality determination apparatus and method for blow-by gas feedback device, and engine control unit
    • 用于窜气反馈装置和发动机控制单元的异常确定装置和方法
    • US20080058994A1
    • 2008-03-06
    • US11896341
    • 2007-08-31
    • Masaki TsudaAtsushi IzumiuraEisaku GosyoHirofumi Hara
    • Masaki TsudaAtsushi IzumiuraEisaku GosyoHirofumi Hara
    • G05D7/00F02M35/10G01M19/00
    • F02D41/221F02D41/18F02M25/06F02M26/53
    • An abnormality determination apparatus and method for a blow-by gas feedback device, and an engine control unit are provided for improving the accuracy of abnormality determination even when an intake air amount controller is provided in an intake system at a location downstream of a joint of a blow-by gas passage. The blow-by gas feedback device feeds a blow-by gas back to an intake system of an internal combustion engine through a blow-by gas passage connected to the intake system through a joint. The abnormality determination apparatus comprises an intake air amount sensor provided in the intake system at a location upstream of the joint for detecting an intake air amount, an intake air amount controller provided in the intake system at a location downstream of the joint for controlling the intake air amount, and an ECU for determining an abnormality of the blow-by gas feedback device based on the intake air amount detected by the intake air amount sensor after the intake air amount has changed due to the operation of the intake air amount controller.
    • 提供了一种用于窜气反馈装置的异常判定装置和方法以及发动机控制单元,用于提高异常判定的精度,即使当进气系统中在进气系统中的下游位置处的进气系统中 一个窜气通道。 窜气反馈装置通过连接到进气系统的窜气通道将窜气输送回内燃机的进气系统。 异常判定装置包括:进气系统,设置在进气系统的上游侧的位置处,用于检测进气量;进气系统,其设置在进气系统的下游位置,用于控制进气口 空气量,以及用于根据进气量控制器的操作使进气量传感器检测到的进气量由进气量控制器的运转而改变后,根据由进气量传感器检测到的进气量来判定窜气反馈装置的异常的ECU。