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    • 2. 发明授权
    • Image-recording device and method
    • 图像记录装置和方法
    • US06664999B2
    • 2003-12-16
    • US10308998
    • 2002-12-04
    • Masahiro OhbaIchirou MiyagawaFumiaki Miyamaru
    • Masahiro OhbaIchirou MiyagawaFumiaki Miyamaru
    • G03F720
    • B41J2/435
    • At an exposure section, a recording head carries out exposure processing by irradiating a light beam from a fiber array light source through a collimator lens and a condensing lens to a printing plate. A temperature sensor of the recording head measures temperature of the recording head. A pulse motor is driven on the basis of the measured temperature, and thus a separation between the collimator lens and the condensing lens is adjusted. Consequently, regardless of expansion or contraction of the recording head due to temperature changes, the separation between the collimator lens and the condensing lens can be kept constant by the pulse motor. Therefore, even when the light beam incident on the condensing lens is divergent, a shift in magnification of the recorded image can be prevented regardless of the temperature variations of the recording head.
    • 在曝光部分,记录头通过将来自光纤阵列光源的光束通过准直透镜和聚光透镜照射到印刷版上进行曝光处理。 记录头的温度传感器测量记录头的温度。 基于测量的温度驱动脉冲电机,因此调整准直透镜和聚光透镜之间的间隔。 因此,无论由于温度变化引起的记录头的膨胀或收缩,准直透镜和聚光透镜之间的间隔可通过脉冲电机保持恒定。 因此,即使入射在聚光透镜上的光束发散,也可以防止记录图像的放大率的偏移,而与记录头的温度变化无关。
    • 3. 发明授权
    • Apparatus for controlling operating state of an internal combustion
engine
    • 用于控制内燃机的运行状态的装置
    • US4653449A
    • 1987-03-31
    • US810566
    • 1985-12-19
    • Eiichi KameiHideaki NambaMitsunori TakaoMasahiro OhbaMasao YonekawaMasashi Kiyono
    • Eiichi KameiHideaki NambaMitsunori TakaoMasahiro OhbaMasao YonekawaMasashi Kiyono
    • F02B1/04F02D41/00F02D41/14F02D43/00F02M3/00F02M51/00
    • F02D41/1401F02D43/00F02B1/04F02D2041/1415F02D2041/1416F02D2041/1426F02D2041/1433
    • Apparatus for controlling the operating state of an internal combustion engine (M1), has a demand amount detecting an unit (M2) for detecting amount of demand to the engine, an operating condition varying unit (M3) for varying a condition of operation of the engine, an operating state detecting an unit (M4) for detecting operating state of the engine, a target value setting unit (M5) for determining target values of variables of the operating condition, a control unit (M6) for controlling the operating condition varying unit (M3) by determining feedback amount of the operating condition variables so that detected values equal to the target values. In such apparatus, the target value setting unit (M5) is constructed to determine a target intake air quantity as a value with which fuel supply amount becomes minimum on the basis of the correlation between intake air quantity and fuel supply amount when output torque is made constant, and the control unit (M6) is constructed as an integral-added optimal regulator which determines the feedback amount on the basis of an optimal feedback gain predetermined in accordance with dynamic model of a system relating to the operation of the internal combustion engine.
    • 用于控制内燃机(M1)的操作状态的装置具有检测用于检测对发动机的需求量的单元(M2)的需求量,用于改变发动机的操作条件的操作条件改变单元(M3) 发动机,检测用于检测发动机的运行状态的单元(M4)的运行状态,用于确定运行状态的变量的目标值的目标值设定单元(M5),用于控制运转状态变化的控制单元(M6) 单元(M3),通过确定操作条件变量的反馈量,使得检测值等于目标值。 在这种设备中,目标值设定单元(M5)被构造成基于当输出扭矩被设定为进气量和燃料供给量之间的相关关系时,将目标进气量确定为燃料供给量变为最小值 常数,并且控制单元(M6)被构造为积分附加最优调节器,其基于根据与内燃机的操作有关的系统的动态模型预定的最佳反馈增益来确定反馈量。
    • 5. 发明授权
    • Electronic ignition control apparatus
    • 电子点火控制装置
    • US4499544A
    • 1985-02-12
    • US411362
    • 1982-08-25
    • Masahiro OhbaKenzo ItoSusumu AkiyamaYuuji HirabayashiSatoshi HiranoNaoto Ooka
    • Masahiro OhbaKenzo ItoSusumu AkiyamaYuuji HirabayashiSatoshi HiranoNaoto Ooka
    • F02D41/34F02D45/00F02P5/15F02P5/04F02P3/02G05B15/02
    • F02P5/1502Y02T10/46
    • In an electronic ignition control apparatus having RAM to initially store first and second signals indicative of the starting and terminating points for calculation of a time necessary for rotation of a predetermined angle defined by integer times as large as a predetermined angular interval of an output shaft of an engine, a rotation time of the output shaft is calculated during rotation of an angle of the output shaft defined by the first and second signals from RAM to calculate an optimum spark advance angle in relation to the operating condition of the engine such that an angular position defined by integer times as large as the predetermined angular interval at the advance angle side of the calculated advance angle is determined to be stored in RAM as a third signal. Calculation of a time defined by the difference between the calculated advance angle and the angular position defined by the third signal is started upon arrival of the output shaft to the angular position defined by the third signal from RAM and completed to deenergize the ignition coil of the engine previously energized.
    • 在具有RAM的电子点火控制装置中,其初始地存储指示起始点和终止点的第一和第二信号,以计算旋转预定角度所需的时间,该预定角度定义为与输出轴的输出轴的预定角度间​​隔一样大的整数倍 发动机,在由来自RAM的第一和第二信号限定的输出轴的角度的旋转期间计算输出轴的旋转时间,以计算相对于发动机的运行状态的最佳火花提前角,使得角 确定在计算出的提前角的提前角侧的预定角度间​​隔的整数倍大的位置作为第三信号存储在RAM中。 由计算出的提前角与由第三信号限定的角位置之间的差定义的时间的计算在从输出轴到达由来自RAM的第三信号限定的角位置到达时开始,并完成以对点火线圈断电 发动机以前通电。
    • 6. 发明授权
    • Injector drive circuit
    • 喷油器驱动电路
    • US4360855A
    • 1982-11-23
    • US209120
    • 1980-11-21
    • Masahiro Ohba
    • Masahiro Ohba
    • F02D41/20F02M51/08H03K17/567H03K17/64H01H47/32
    • H03K17/64F02D41/20H03K17/567F02D2041/2017F02D2041/2031F02D2041/2041F02D2041/2058F02D2041/2075
    • An injector drive circuit in which the injector is opened in response to a pulse signal with a time width which determines the quantity of the fuel to be supplied to the engine. To the injector, a circuit for supplying a peak current at the time of fuel injection and a field effect transistor for supplying a holding current after supply of the peak current are connected in parallel. In response to the control signal from a fuel injection amount control circuit, the peak current is supplied to the injector, and upon detection that a predetermined peak current has been supplied to the injector, the peak current is stopped. Thereafter, by controlling the gate of the field effect transistor, the holding current is supplied to the injector through the field effect transistor, until the control signal is stopped.
    • 一种喷射器驱动电路,其中喷射器响应于脉冲信号被打开,时间宽度决定了要供应给发动机的燃料量。 在喷射器中,并联连接用于在燃料喷射时提供峰值电流的电路和用于在提供峰值电流之后提供保持电流的场效应晶体管。 响应于来自燃料喷射量控制电路的控制信号,峰值电流被提供给喷射器,并且在检测到已经向喷射器提供了预定的峰值电流之后停止峰值电流。 此后,通过控制场效应晶体管的栅极,通过场效应晶体管将保持电流提供给注入器,直到控制信号停止。
    • 7. 发明授权
    • Record disc cutting stylus
    • 记录圆盘切割手写笔
    • US4033592A
    • 1977-07-05
    • US627195
    • 1975-10-30
    • Kaoru TotukaIsao OhwakiMasahiro OhbaShinji Nakamura
    • Kaoru TotukaIsao OhwakiMasahiro OhbaShinji Nakamura
    • G11B3/46G11B3/48G11B3/44
    • G11B3/48
    • A record disc cutting stylus comprises a cutting stylus body which is held at its upper end by a shank. At its lower end, there is a stylus tip portion which has a mirror surface, a relief surface with a relief angle .gamma., and a burnishing facet with a burnishing angle .beta. and a burnishing facet width d. The burnishing angle .beta. is as large as possible, and the width d and the relief angle .gamma. are as small as possible. The stylus projects distance l between the lower end face of the shank and the extreme tip of the stylus tip portion, which projection is as small as possible. The burnishing angle .beta. has a value substantially within a range of 25.degree. to 40.degree.; the burnishing facet width d is substantially within a range of 0.5 .mu.m to 3.0 .mu.m; the relief angle .gamma. is substantially within a range of 30.degree. to 40.degree.; and the stylus projecting distance l is substantially less than 2.0 .mu.m.
    • 记录盘切割手写笔包括一个在其上端由柄保持的切割笔体。 在其下端有一个具有镜面的触针尖端部分,具有仰角γ的浮雕表面以及具有抛光角度β和抛光小面宽度d的抛光小面。 抛光角β尽可能大,宽度d和仰角γ尽可能小。 触控笔在杆的下端面与触针尖端部分的末端之间伸出距离l,该突起尽可能小。 抛光角β具有基本上在25°至40°的范围内的值; 抛光面宽度d基本上在0.5μm至3.0μm的范围内; 仰角γ大致在30°至40°的范围内; 触针突出距离l大致小于2.0μm。