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    • 1. 发明授权
    • Air/fuel ratio control system for an internal combustion engine
    • 用于内燃机的空燃比控制系统
    • US4359029A
    • 1982-11-16
    • US153914
    • 1980-05-28
    • Shoji FuruhashiMasaharu AsanoHideyuki Tamura
    • Shoji FuruhashiMasaharu AsanoHideyuki Tamura
    • F02D41/14F02D41/26F02B3/00
    • F02D41/1479F02D41/1474F02D41/263
    • Disclosed is an air/fuel control system for an internal combustion engine which selectively carries out open loop control and feedback control in which the air/fuel ratio is controlled based on the sensed concentration of an exhaust gas component. The system has a means for generating a variable reference signal corresponding to an exhaust gas sensor output and a means for measuring a period after the air-fuel mixture becomes rich and for generating a signal for switching control operation from feedback control to open loop control. The latter means clears the measured period responsive to interrupting feedback control after the expiration of a given period. This effectively prevents control operation from switching too frequently between feedback control and open loop control.
    • 公开了一种用于内燃机的空气/燃料控制系统,其选择性地执行开环控制和反馈控制,其中基于所检测的排气组分的浓度来控制空气/燃料比。 该系统具有用于产生对应于排气传感器输出的可变参考信号的装置和用于测量空燃混合物变浓之后的周期的装置,以及用于产生用于将控制操作从反馈控制转为开环控制的信号。 后者意味着在给定时间期满之后响应中断反馈控制来清除测量周期。 这有效地防止了控制操作在反馈控制和开环控制之间的频繁切换。
    • 5. 发明授权
    • Spark timing system for spark ignition internal combustion engine
    • 火花点火内燃机火花定时系统
    • US4382429A
    • 1983-05-10
    • US227639
    • 1981-01-23
    • Toshio EnoshimaShoji FuruhashiHideyuki Tamura
    • Toshio EnoshimaShoji FuruhashiHideyuki Tamura
    • F02P5/152F02P5/153F02P5/04
    • F02P5/1523Y02T10/46
    • A spark timing adjusting circuit receives a basic spark timing signal from a spark timing determining circuit and regulates the spark timing according to a knocking signal from a knocking detector. A speed changing circuit serves to increase the rate of advance of the spark timing after the spark timing has been retarded when the operational state of the engine is in a first predetermined range corresponding to a first speed range in which all the engine speeds are lower than a first predetermined value. The speed changing circuit may include a circuit which decreases the rate of retard of the spark timing when the operational state of the engine is in a second predetermined range corresponding to a second speed range in which all the engine speeds are higher than a second predetermined value which is higher than the first predetermined value, thereby avoiding rapid retardation of the spark timing. Alternatively, the first and second predetermined ranges of the operational state of the engine may be defined with respect to intake manifold vacuum, throttle valve opening or intake air amount to the engine.
    • 火花定时调整电路从火花定时确定电路接收基本火花定时信号,并根据来自爆震检测器的爆震信号来调节火花正时。 当发动机的运转状态处于与所有发动机转速低于第一速度的第一速度范围相对应的第一预定范围时,变速电路用于在火花正时被延迟之后提高火花正时的提前速率 第一预定值。 变速电路可以包括当发动机的操作状态处于与所有发动机转速高于第二预定值的第二速度范围相对应的第二预定范围时降低火花正时延迟速率的电路 其高于第一预定值,从而避免火花正时的快速延迟。 或者,可以关于发动机的进气歧管真空,节气门开度或进气量限定发动机的操作状态的第一和第二预定范围。
    • 7. 发明授权
    • Knock detector
    • 敲击探测器
    • US4420967A
    • 1983-12-20
    • US234008
    • 1981-02-12
    • Toshio EnoshimaShoji FuruhashiHideyuki Tamura
    • Toshio EnoshimaShoji FuruhashiHideyuki Tamura
    • G01H17/00F02P5/152G01L23/22
    • G01L23/225F02P5/152Y02T10/46
    • A comparator compares, either before or after being rectified, a signal obtained from the vibration signal representing the vibrations of a spark ignition internal combustion engine and which has passed through a signal transmitting circuit, with a reference level signal from a reference level signal forming circuit to produce a knock signal representing the occurrence of knocking when the former signal is greater in magnitude than the latter. The reference level signal forming circuit rectifies and smooths the vibration signal to produce a rectified smoothed signal, and includes a first amplifying circuit which amplifies the rectified smoothed signal to produce the reference level signal, mentioned above. When the engine speed is above a predetermined value, an engine speed determining circuit produces a drive signal to which a changeover circuit responds by changing the magnitude of at least one of the signal transmitting circuit and the reference level signal forming circuit from one value to another whereby possible knocking occurring in the overall range of higher and lower engine speeds is reliably detected for use in spark timing control in the spark ignition internal combustion engine.
    • 一个比较器在整流之前或之后比较从表示火花点火内燃机的振动并已通过信号传输电路的振动信号获得的信号与来自参考电平信号形成电路的参考电平信号 以产生当前一信号的幅度大于后者时爆震发生的爆震信号。 参考电平信号形成电路对振动信号进行整流平滑以产生经整流的平滑信号,并且包括放大经整流的平滑信号以产生参考电平信号的第一放大电路,如上所述。 当发动机转速高于预定值时,发动机转速确定电路通过将信号发送电路和参考电平信号形成电路中的至少一个的幅度从一个值改变到另一个值来产生转换电路所响应的驱动信号 可靠地检测在火花点火式内燃机的火花正时控制中可以检测到在较高和较低发动机转速的整个范围内发生的可能的爆震。
    • 9. 发明授权
    • Image forming method and apparatus
    • 图像形成方法和装置
    • US06628820B2
    • 2003-09-30
    • US09866669
    • 2001-05-30
    • Takahiro OshinoHideyuki TamuraAkihiro KatayamaHiroyuki YamamotoKoichiro Tanaka
    • Takahiro OshinoHideyuki TamuraAkihiro KatayamaHiroyuki YamamotoKoichiro Tanaka
    • G06K900
    • G06K9/209G06T7/97G06T15/10G06T15/20G06T15/205
    • Upon observation of multi-viewpoint images, even when the viewpoint moves continuously, the image cannot normally be displayed in correspondence with the continuous movement of the viewpoint, and an image from a viewpoint closest to the current viewpoint is displayed. To prevent this, each two adjacent images of the multi-viewpoint images are interpolated by detecting corresponding pixels and generating an interpolated image in accordance with the correspondences among pixels. The interpolated image is generated in such a manner that an epipolar plane image is generated by juxtaposing corresponding lines of the multi-viewpoint image, straight lines are detected from the epipolar plane image, and the intersecting points between interpolated lines and the detected straight lines are detected as interpolated pixels. In this case, as for a point for which a straight line cannot be detected, a straight line passing the point is estimated, thereby generating an interpolated pixel. When a plurality of straight lines are detected for a pixel of interest, the priority level is assigned to the pixel of interest in correspondence with the number of detected straight lines. When the priority level is smaller than that of another pixel through which the detected straight line passes, the straight line is ignored, and an interpolated pixel is not generated.
    • 在观察多视点图像时,即使视点连续移动,与视点的连续移动相对应地不能正常地显示图像,并且显示来自最接近当前视点的视点的图像。 为了防止这种情况,通过检测相应的像素并根据像素之间的对应关系生成内插图像来内插多视点图像的每两个相邻图像。 以这样的方式生成内插图像,即通过并列多视点图像的相应行来生成对极平面图像,从极坐标图像检测直线,并且插入线和检测到的直线之间的交点是 检测为内插像素。 在这种情况下,对于不能检测到直线的点,估计通过点的直线,从而生成内插像素。 当针对感兴趣的像素检测到多条直线时,根据所检测的直线的数量将优先级分配给感兴趣的像素。 当优先级小于检测到的直线通过的另一像素的优先级时,忽略直线,并且不产生内插像素。
    • 10. 发明授权
    • Feeding method for work products and apparatus thereof
    • 产品及其设备的进料方法
    • US5186593A
    • 1993-02-16
    • US740891
    • 1991-08-06
    • Shinichi TsukadaYoshiharu IizukaHideyuki TamuraOsamu Sakashita
    • Shinichi TsukadaYoshiharu IizukaHideyuki TamuraOsamu Sakashita
    • B21D43/00B21D51/26B23Q7/04B23Q7/14
    • B21D43/00B21D51/2692B23Q7/04B23Q7/14
    • A method of feeding work products such as can ends between different processes having different throughput requirements uses various feeding apparatus. In the first process, the work products are continuously mechanically treated at the same time by a group of first machines and then continuously discharged to a second process. This second process receives the work products fed from the plural discharging parts of the first machines. The apparatus in the second process has fewer receiving inlets than discharge parts of the first machines. In the second process, the work products are further mechanically treated. The method feeds the work products discharged from the plural discharging parts in the first process along respective feeding paths and then quickly feeds a predetermined number of work products to form a group of work products. This group is held in an arranged state in respective stay parts connected to the feeding paths. A robot system will then successively feed the work groups to the feeding part for the second process. Alternatively, the method can be arranged such that a certain process having a high output can feed to various machines of a subsequent process having a lower ouput. Various feeding apparatus can be used in order to divide the products from the certain process having the higher output into appropriate groups to be fed to the various machines of the subsequent slower process.
    • 在具有不同生产量要求的不同工艺之间输送诸如罐头之类的工件的方法使用各种进料装置。 在第一种方法中,工件通过一组第一机器同时连续机械处理,然后连续排出到第二工序。 该第二过程接收从第一机器的多个排出部分供给的工件。 与第一机器的排放部分相比,第二过程中的设备具有更少的接收入口。 在第二个过程中,工作产品被进一步机械处理。 该方法沿着各自的进给路径将从多个排出部排出的作业物品沿着各自的进给路径进给,然后快速地供给预定数量的工件以形成一组工件。 该组在连接到馈送路径的相应的保持部分中被保持在布置状态。 然后机器人系统将连续地将工作组馈送到用于第二过程的进给部分。 或者,该方法可以被布置为使得具有高输出的某一过程可以馈送到具有较低输出的后续处理的各种机器。 可以使用各种进给装置,以便将具有较高输出的某些过程的产品分成适当的组,以供给到随后的较慢过程的各种机器。