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    • 3. 发明申请
    • INTAKE MANIFOLD FOR INTERNAL COMBUSTION ENGINE
    • 为内燃机供油
    • US20100162984A1
    • 2010-07-01
    • US12601764
    • 2008-05-14
    • Takeshi WakamatsuTsutomu TsukiiYoshihiro Akiyama
    • Takeshi WakamatsuTsutomu TsukiiYoshihiro Akiyama
    • F02M35/10
    • F02M35/10354F02M35/10085F02M35/10216F02M35/10222F02M35/10288F02M35/10321F02M35/104F02M35/167
    • An intake manifold M for an internal combustion engine has two or more structural members P1 to P3 including a first structural member P1 integrally provided with an inlet flange 22 to which a throttle device 4 is connected, and an outlet flange 40 to be joined to a cylinder head 2 provided with intake ports 5. The first structural member P1 is provided integrally with an inlet part 21 forming at least part of an inlet passage 11 and including the inlet flange 22. The outlet flange 40 is formed integrally with the inlet part 21 so as to extend across a direction in which the inlet passage 11 extends, two bolts 451 and 452 for fastening the outlet flange 40 to the cylinder head are disposed respectively on the opposite sides of the inlet passage 11. The rigidity of the inlet flange and fastening of the outlet flange to the cylinder head by fastening means improves a vibration reducing effect on a throttle device joined to the inlet flange.
    • 用于内燃机的进气歧管M具有两个或更多个结构构件P1至P3,其包括第一结构构件P1,该第一结构构件P1一体地设置有连接有节流装置4的入口法兰22和与第一结构构件P1连接的出口法兰40 气缸盖2设置有进气口5.第一结构构件P1与形成入口通道11的至少一部分并且包括入口凸缘22的入口部21一体地设置。出口凸缘40与入口部21一体地形成 为了延伸穿过入口通道11延伸的方向,用于将出口凸缘40紧固到气缸盖的两个螺栓451和452分别设置在入口通道11的相对侧上。入口凸缘和 通过紧固装置将出口凸缘紧固到气缸盖上,改善了连接到入口凸缘的节流装置的减振效果。
    • 6. 发明授权
    • Intake manifold for internal combustion engine
    • 内燃机进气歧管
    • US08365695B2
    • 2013-02-05
    • US12601764
    • 2008-05-14
    • Takeshi WakamatsuTsutomu TsukiiYoshihiro Akiyama
    • Takeshi WakamatsuTsutomu TsukiiYoshihiro Akiyama
    • F02M35/10
    • F02M35/10354F02M35/10085F02M35/10216F02M35/10222F02M35/10288F02M35/10321F02M35/104F02M35/167
    • An intake manifold M for an internal combustion engine has two or more structural members P1 to P3 including a first structural member P1 integrally provided with an inlet flange 22 to which a throttle device 4 is connected, and an outlet flange 40 to be joined to a cylinder head 2 provided with intake ports 5. The first structural member P1 is provided integrally with an inlet part 21 forming at least part of an inlet passage 11 and including the inlet flange 22. The outlet flange 40 is formed integrally with the inlet part 21 so as to extend across a direction in which the inlet passage 11 extends, two bolts 451 and 452 for fastening the outlet flange 40 to the cylinder head are disposed respectively on the opposite sides of the inlet passage 11. The rigidity of the inlet flange and fastening of the outlet flange to the cylinder head by fastening means improves a vibration reducing effect on a throttle device joined to the inlet flange.
    • 用于内燃机的进气歧管M具有两个或更多个结构构件P1至P3,其包括第一结构构件P1,该第一结构构件P1一体地设置有连接有节流装置4的入口法兰22和与第一结构构件P1接合的出口法兰40 气缸盖2设置有进气口5.第一结构构件P1与形成入口通道11的至少一部分并且包括入口凸缘22的入口部21一体地设置。出口凸缘40与入口部21一体地形成 为了延伸穿过入口通道11延伸的方向,用于将出口凸缘40紧固到气缸盖的两个螺栓451和452分别设置在入口通道11的相对侧上。入口凸缘和 通过紧固装置将出口凸缘紧固到气缸盖上,改善了连接到入口凸缘的节流装置的减振效果。
    • 7. 发明授权
    • Operational amplifier having a common mode feedback circuit portion
    • 具有共模反馈电路部分的运算放大器
    • US08283981B2
    • 2012-10-09
    • US13101464
    • 2011-05-05
    • Takeshi Wakamatsu
    • Takeshi Wakamatsu
    • H03F3/45
    • H03F3/45475H03F3/45946H03F2203/45404
    • An operational amplifier that can suppress lowering of the current driving capability while performing a self adjustment of the common mode voltage is disclosed. A common mode voltage adjusting transistor and an auxiliary transistor are connected in parallel with a low-voltage side drive transistor of each of push-pull amplifying circuits that produce first and second amplified difference signals having different polarities in accordance with drive signals obtained by level-shifting a difference signal indicating a difference value of the levels of the first and second input signals by predetermined values. Current drive capabilities during a period of outputting said first and second amplified difference signals and a common mode voltage adjusting period respectively are increased by driving said auxiliary drive transistor by alternately using the drive signal obtained by level-shifting the difference signal and a common mode voltage adjusting signal.
    • 公开了一种可以在执行共模电压的自调节的同时抑制电流驱动能力的降低的运算放大器。 共模电压调节晶体管和辅助晶体管与每个推挽放大电路的低电压侧驱动晶体管并联连接,所述低压侧驱动晶体管根据由电平调制晶体管获得的驱动信号产生具有不同极性的第一和第二放大差分信号, 将表示第一和第二输入信号的电平的差值的差分信号移位预定值。 通过交替使用通过电平移位差分信号和共模电压获得的驱动信号来驱动所述辅助驱动晶体管,分别在输出所述第一和第二放大差分信号和共模电压调节周期期间的电流驱动能力增加 调整信号。
    • 8. 发明授权
    • Comparator circuit with reduced switching noise
    • 具有降低开关噪声的比较器电路
    • US07403045B2
    • 2008-07-22
    • US11340555
    • 2006-01-27
    • Takeshi WakamatsuNaoaki Sugimura
    • Takeshi WakamatsuNaoaki Sugimura
    • H03K5/22H03F3/45
    • H03K5/2481H03K5/249
    • A comparator circuit includes a differential amplifier circuit, a latch circuit, and a control signal generating circuit. The latch circuit includes a pair of cross-coupled inverting amplifiers that pull the output signals of the differential amplifier to the high and low logic levels, a control transistor that activates the latch circuit in synchronization with a clock signal, and an equalizing transistor that equalizes the output signals when the latch circuit is inactive. The equalizing transistor is switched on and off by a control signal generated from the clock signal by the control signal generating circuit. The high-level potential of the control signal is lower than the high-level potential of the clock signal. Switching noise at the control electrode of the equalizing transistor is therefore reduced, permitting high-speed operation.
    • 比较器电路包括差分放大器电路,锁存电路和控制信号发生电路。 锁存电路包括一对交叉耦合的反相放大器,其将差分放大器的输出信号拉至高和低逻辑电平,与时钟信号同步地激活锁存电路的控制晶体管和均衡晶体管 当锁存电路无效时的输出信号。 均衡晶体管由控制信号发生电路从时钟信号产生的控制信号接通和断开。 控制信号的高电位电位低于时钟信号的高电平电位。 因此,在均衡晶体管的控制电极处的开关噪声减小,允许高速操作。
    • 9. 发明授权
    • Comparator circuit
    • 比较器电路
    • US06940316B2
    • 2005-09-06
    • US10807184
    • 2004-03-24
    • Takeshi WakamatsuShigemitsu Horikawa
    • Takeshi WakamatsuShigemitsu Horikawa
    • H03K5/08G01R19/00G11C7/00H03D1/00H03K3/356H03K5/24
    • H03K5/2481H03K3/35613H03K3/356191H03K5/249
    • In order to provide a comparator circuit without generating a malfunction, the comparator circuit according to the present invention may comprise a comparator circuit including a differential amplification circuit having a differential pair transistor (M1, M2) for inputting a signal as an object of comparison, and a current mirror load circuit (M3, M4, M5, M6); a latch circuit having inversion amplifiers that are configured so that an input of one amplifier becomes an input of other amplifier so as to amplify a differential output signal outputted from the current mirror load circuit in accordance with a magnitude relation of the signal as an object of comparison; an equalization transistor (M9) for equalizing a signal of the differential amplification circuit; a delay circuit (M13, M14,M15, M16) for generating a signal to delay a control signal to be inputted in a control electrode of the equalization transistor; and a control transistor (M10) for inputting an output signal of the delay circuit in the control electrode as a control signal to make the latch circuit into an active status and a non-active status.
    • 为了提供比较器电路而不产生故障,根据本发明的比较器电路可以包括比较器电路,其包括差分放大电路,差分放大电路具有用于输入作为对象的信号的差分对晶体管(M 1,M 2) 比较和电流反射镜负载电路(M 3,M 4,M 5,M 6); 具有反相放大器的锁存电路,其被配置为使得一个放大器的输入变为其他放大器的输入,以便根据作为对象的信号的幅度关系放大从电流镜载入电路输出的差分输出信号 比较; 均衡晶体管(M 9),用于均衡差分放大电路的信号; 用于产生延迟要输入到均衡晶体管的控制电极的控制信号的信号的延迟电路(M13,M14,M15,M16); 以及控制晶体管(M10),用于输入控制电极中的延迟电路的输出信号作为控制信号,以使锁存电路处于活动状态和非活动状态。