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    • 1. 发明授权
    • Fuel feed device for engine
    • 发动机燃油进给装置
    • US4256075A
    • 1981-03-17
    • US56514
    • 1979-07-11
    • Toyoaki FukuiTatsuro NakagamiNorio EndoTakao MikiTakashi Ishida
    • Toyoaki FukuiTatsuro NakagamiNorio EndoTakao MikiTakashi Ishida
    • F02D41/34F02D41/18F02M51/02F02M69/04F02M69/48G01F1/32F02B3/00
    • F02D41/3094F02D41/185F02M51/02F02M69/044G01F1/3281
    • A fuel feed device for an engine capable of electronically controlling the fuel feed rate corresponding to the suction air flow rate in the intake passage, comprising an air flow rate detecting device for generating electric signals of frequencies proportional to suction air rate, a plurality of electromagnetic valves with a different fuel passage section from one another disposed at a suitable position in the intake passage and adapted so as to permit supplying through a fuel pressure regulator the fuel of a fixed pressure differential with the suction pressure near a fuel outlet, and an electric control means for driving the electromagnetic valves selectively in synchronism with or to follow the frequency of the electric signals or a divided frequency thereof in accordance with the engine operating condition. Thus an accurate and highly reliable fuel supply is achieved over a wide range of engine operating condition from idling to maximum speed operation.
    • 一种用于发动机的燃料供给装置,其能够电子地控制与进气通道中的吸入空气流量相对应的燃料供给速度,包括用于产生与抽吸空气速率成比例的频率的电信号的空气流量检测装置,多个电磁 具有彼此不同的燃料通道部分的阀设置在进气通道中的适当位置,并且适于允许通过燃料压力调节器供给具有靠近燃料出口的吸入压力的固定压差的燃料,以及电 根据发动机工作状态,与电信号的频率或其分频的频率同步地驱动电磁阀的控制装置。 因此,在从空转到最大速度运行的较大范围的发动机运行状态下,可实现精确和高可靠性的燃料供应。
    • 3. 发明授权
    • Fuel supplying device for internal combustion engine
    • 内燃机燃油供应装置
    • US4338902A
    • 1982-07-13
    • US56670
    • 1979-07-11
    • Hirokazu NakamuraBonnosuke TakamiyaTakao MikiTakashi Ishida
    • Hirokazu NakamuraBonnosuke TakamiyaTakao MikiTakashi Ishida
    • F02D41/34F02D3/00F02D41/18F02D41/32F02M51/02F02M61/08F02M69/04F02M69/18F02D3/02
    • F02M69/04F02D41/18F02M61/08F02M69/18
    • A fuel supplying device for an internal combustion engine having a fuel supply passage (4) for introducing fuel fed from a fuel pump (2) at a substantially constant pressure to a fuel injector (9) operative at a predetermined constant pressure. The fuel injector is installed at a congregated portion (7) of engine intake manifolds (8). A metering valve (11) includes a motor (13) so that drop is maintained substantially constant by a differential regulator (12). The metering valve is disposed in an intermediate portion of the fuel supply passage. Calculating means (15) including a servo signal generator (18) calculates an injection flow amount causing a predetermined air/fuel ratio on the basis of signals of various engine running factors. An operational signal output from the servo signal generating circuit of the calculating means is applied to the drive motor means for driving said metering valve to thereby inject fuel into the intake manifolds.
    • 一种用于内燃机的燃料供应装置,具有燃料供给通道(4),用于将燃料泵(2)以基本恒定的压力供给的燃料引入到以预定的恒定压力工作的燃料喷射器(9)。 燃料喷射器安装在发动机进气歧管(8)的聚集部分(7)上。 计量阀(11)包括马达(13),使得通过差动调节器(12)将液滴保持基本上恒定。 计量阀设置在燃料供给通道的中间部分。 包括伺服信号发生器(18)的计算装置(15)基于各种发动机运转因素的信号计算引起预定空燃比的喷射流量。 从计算装置的伺服信号发生电路输出的操作信号被施加到驱动马达装置,用于驱动所述计量阀,从而将燃料喷入进气歧管中。
    • 5. 发明授权
    • Optical data recording method
    • 光学数据记录方法
    • US08023380B2
    • 2011-09-20
    • US12339708
    • 2008-12-19
    • Mamoru ShojiKenji KoishiAtsushi NakamuraTakashi IshidaShuichi Tasaka
    • Mamoru ShojiKenji KoishiAtsushi NakamuraTakashi IshidaShuichi Tasaka
    • G11B7/00
    • G11B7/24085G11B7/00456G11B11/10506G11B11/1053
    • The optical data recording method comprising the steps of: modulating data to be recorded, to generate a plurality of recording modulation codes; and emitting a pulse-like light beam to an optical disc, so that a plurality of recording marks and spaces which have lengths corresponding to the plurality of recording modulation codes are formed on the optical disc. In the optical data recording method, at least two of the plurality of recording marks comprises: a first pulse which is disposed at a front and forms a leading edge of the recording mark, a last pulse which is disposed at a backend and forms a trailing edge of the recording mark, and a multi-pulse train which is disposed between the first pulse and the last pulse and forms a center of the recording mark. The multi-pulse train has a pulse period longer than T which represents a reference period of the recording modulation code.
    • 该光学数据记录方法包括以下步骤:调制要记录的数据,以产生多个记录调制码; 并向光盘发射脉冲状光束,使得在光盘上形成具有与多个记录调制码对应的长度的多个记录标记和空间。 在光学数据记录方法中,多个记录标记中的至少两个记录标记包括:设置在前面并形成记录标记的前沿的第一脉冲,设置在后端并形成尾部的最后脉冲 记录标记的边缘,以及设置在第一脉冲和最后脉冲之间并形成记录标记的中心的多脉冲串。 多脉冲串具有长于T的脉冲周期,其表示记录调制码的参考周期。
    • 8. 发明申请
    • DRIVING DEVICE OF MOTORS FOR ROLLING ROLLS
    • 电动滚筒驱动装置
    • US20100206033A1
    • 2010-08-19
    • US12597188
    • 2007-11-19
    • Takashi IshidaRyuzo MoriWataru FukushimaSumiyasu Kodama
    • Takashi IshidaRyuzo MoriWataru FukushimaSumiyasu Kodama
    • B21B37/58B21B37/46B21B35/00
    • B21B35/06B21B37/46B21B2275/12H02P5/50
    • A driving device driving motors of rolling rolls that corrects asymmetry between top and bottom roll driving systems of a twin-drive rolling mill in which top and bottom rolling rolls are driven by upper and lower motors, respectively, so that torques propagate to the top and bottom rolling rolls simultaneously. To this end, an upper/lower axis system imbalance correction section that corrects inequalities of torques propagating to the top and bottom rolling rolls is provided in either one or both of an upper motor control section that controls the upper motor and a lower motor control section that controls the lower motor in a driving device of motors for rolling rolls used in a rolling mill. The top and bottom rolling rolls are driven by the upper motor and the lower motor, respectively, and one of the upper motor and the lower motor is located on a rolled material. Thus, torques propagate to the top and bottom rolling rolls simultaneously.
    • 一种驱动装置,其驱动轧辊的电动机,其校正双辊驱动轧机的顶辊和底辊驱动系统之间的不对称性,其中上辊和下轧辊分别由上下电机驱动,使得扭矩传播到顶部, 同时下轧辊。 为此,在控制上部电动机的上部电动机控制部和下部电动机控制部中的任一个或两个中设置有修正向上下轧制辊传播的转矩不等式的上下轴系不平衡校正部 其控制用于轧机中的轧辊的电动机的驱动装置中的下部电动机。 顶部和底部滚动辊分别由上部马达和下部马达驱动,上部马达和下部马达中的一个位于轧制材料上。 因此,转矩同时传播到顶部和底部轧辊。