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    • 24. 发明授权
    • Control for an electromagnetic solenoid valve
    • 电磁电磁阀的控制
    • US4350319A
    • 1982-09-21
    • US152293
    • 1980-05-22
    • Shoji KawataKyo HattoriKazuhiro Sakurai
    • Shoji KawataKyo HattoriKazuhiro Sakurai
    • H01F7/18F01N3/22F16K31/02F16K31/06F16K31/08
    • F01N3/222F01N3/22F16K31/08Y10T137/86879
    • A control device for a solenoid valve including a valve body provided with a fluid inlet and fluid outlet ports, a valve member provided in the valve body and movable between a closed and open positions and a solenoid coil for electromagnetically actuating the valve member. The control device includes a switching circuit which is adapted to alternatively direct an energizing electric current to the solenoid coil in one direction so that the valve member is moved toward the open position and in the opposite direction so that the valve member is maintained in the closed position. Since the valve member is maintained in the closed position by the electromagnetic force, it is possible to prevent the valve member from being moved out of the closed position even under vibrations to which the valve may be subjected in use.
    • 一种用于电磁阀的控制装置,包括设置有流体入口和流体出口的阀体,阀构件,设置在阀体中并且可在闭合位置和打开位置之间移动,以及用于电磁致动阀构件的螺线管线圈。 控制装置包括切换电路,其适于在一个方向上交替地将激励电流引导到螺线管线圈,使得阀构件朝向打开位置和相反方向移动,使得阀构件保持在关闭状态 位置。 由于阀构件通过电磁力保持在关闭位置,所以即使在阀可能受到使用的振动下也可以防止阀构件移出关闭位置。
    • 25. 发明授权
    • Electromagnetically operated valve unit
    • 电磁阀单元
    • US4339109A
    • 1982-07-13
    • US136826
    • 1980-04-03
    • Shoji KawataKazutaka Kuwana
    • Shoji KawataKazutaka Kuwana
    • F16K31/06H01F7/16H01F7/08
    • F16K31/0668F16K31/0648H01F7/1607H01F2007/085
    • An electromagnetically operated valve unit includes a casing of magnetic material having inlet and outlet ports, a support shaft of non-magnetic material fixed in position within the casing and provided at its one end with an axial bore coaxial with the outlet port and an axial hole formed in the peripheral wall of the bore to provide fluid communication between the inlet and outlet ports, a plunger of magnetic material in the form of a sleeve member axially slidable on the support shaft and cooperating with the axial hole to open and close the fluid communication, a coil spring for biasing the plunger in one direction to normally close the axial hole, a tubular yoke of magnetic material surrounding the support shaft and facing at its inner circumference to the outer circumference of the plunger with a predetermined annular clearance, and a solenoid coil wound around the tubular yoke.
    • 电磁阀单元包括具有入口和出口的磁性材料的壳体,非磁性材料的支撑轴固定在壳体内的适当位置,并且在其一端处设置有与出口孔同轴的轴向孔和轴向孔 形成在所述孔的周壁中,以在所述入口和出口之间提供流体连通;柱塞,其以套筒构件的形式在所述支撑轴上可轴向滑动并与所述轴向孔配合以打开和关闭所述流体连通 螺旋弹簧,用于沿一个方向偏压柱塞以正常关闭轴向孔;围绕支撑轴的磁性材料的管状磁轭并且以其预定的环形间隙在其内周面朝向柱塞的外周面方向;螺线管 线圈缠绕在管状轭。
    • 26. 发明授权
    • Automobile speed control system
    • 汽车速度控制系统
    • US4215760A
    • 1980-08-05
    • US888801
    • 1978-03-21
    • Naoji SakakibaraShoji Kawata
    • Naoji SakakibaraShoji Kawata
    • B60K31/10B60K31/00
    • B60K31/105B60W2710/0605
    • Automobile speed control system to maintain actual automobile speed at a desired automobile speed, in which a first electrical signal indicating actual automobile speed is compared with a second electrical signal indicating desired automobile speed in a comparator circuit to obtain an error signal indicating the difference between actual and desired automobile speeds. The error signal is supplied to throttle valve control means to shift a throttle valve into a position at which actual automobile speed equals the desired automobile speed. A superposed signal, consisting of the first electric signal and a negative feedback signal substantially indicating throttle valve position, is applied to a memory capacitor which provides the second electrical signal. Rememorization of the capacitor is controlled by a set switch through a memorization control circuit. The desired automobile speed level to be memorized on the capacitor is controlled by closure duration and closure repetition of the set switch.
    • 汽车速度控制系统以所需的汽车速度保持实际的汽车速度,其中将表示实际汽车速度的第一电信号与表示所需汽车速度的第二电信号进行比较,以获得指示实际的汽车速度差的误差信号 和期望的汽车速度。 误差信号被提供给节流阀控制装置,以将节流阀转换到实际汽车速度等于期望的汽车速度的位置。 叠加的信号由第一电信号和基本上指示节气门位置的负反馈信号组成,被提供给提供第二电信号的存储电容器。 通过存储控制电路通过设定开关来控制电容器的保存。 要存储在电容器上的期望的汽车速度水平由闭合持续时间和设定开关的闭合重复来控制。
    • 29. 发明授权
    • Control device for vehicle speed
    • 车速控制装置
    • US4723213A
    • 1988-02-02
    • US647497
    • 1984-09-05
    • Shoji KawataHitoshi HyodoTokihiko Akita
    • Shoji KawataHitoshi HyodoTokihiko Akita
    • G05D13/62B60K31/06B60K31/10B60K31/00
    • B60K31/107
    • In such an operation mode that the vehicle is accelerated upon turning-on of the switch and, when the vehicle has reached a given vehicle speed, the switch is turned off to memorize the vehicle speed at that time for effecting constant-speed control at the memorized vehicle speed, a throttle valve is returned to apply the engine brake after turning-off of the switch. If at least one of several given conditions is satisfied, adjustment of opening degree of the throttle valve is started so as to maintain the current vehicle speed at the goal vehicle speed. This makes smaller overshoot of the controlled vehicle speed caused by a response deley of the vehicle. The given condition may be related to differences between current speed and set speed, elapsed time, elapsed distance, or degree of acceleration.
    • 在这样的操作模式中,车辆在开关接通时被加速,并且当车辆达到给定车速时,开关被关闭以记住那时的车速,以便在该时刻进行恒速控制 记忆车速后,在关闭开关后,返回一个节气门以施加发动机制动。 如果满足若干给定条件中的至少一个,则开始调节节流阀的开度,以将当前车速保持在目标车速。 这使得由车辆的响应不良引起的受控车辆速度的较小过冲。 给定的条件可能与当前速度和设定速度,经过时间,经过距离或加速度之间的差异有关。
    • 30. 发明授权
    • Actuator
    • 执行器
    • US4559864A
    • 1985-12-24
    • US594640
    • 1984-03-29
    • Naoji SakakibaraHiroyuki AmanoHiroaki MoriokaShoji Kawata
    • Naoji SakakibaraHiroyuki AmanoHiroaki MoriokaShoji Kawata
    • F15B15/10B60K31/10G05B11/00G05D16/20F15B11/08
    • B60K31/107
    • An actuator for controlling the pressure in an internal space defined by a spring-biased diaphragm and a housing by solenoid valve. The internal space is selectively communicated with a negative pressure port or an atmospheric pressure port through a first solenoid valve. The pressure in the internal space is determined by the ratio of a time period in which it is communicated with the negative pressure port to a time period in which it is communicated with the atmospheric pressure port, and the position of the diaphragm is determined accordingly. Another solenoid valve for releasing negative pressure is included for safety. To the housing fixed are a microcomputer for receiving status signals from a vehicle speed sensor, clutch ON/OFF sensor, brake ON/OFF sensor, etc. to generate a solenoid valve opening and closing signal, and a printed board incorporating an electrical driver adapted to energize the solenoid valve in response to said signal. A fluid flowing passage communicating one of the atmospheric pressure port and the negative pressure port with the internal space port is formed between the bottom wall of a housing base and the printed board. Air flowing into and out of the internal space through the fluid flowing passage serves to bring away the heat from the printed board.
    • 用于通过电磁阀控制由弹簧偏压膜片和壳体限定的内部空间中的压力的​​致动器。 内部空间通过第一电磁阀选择性地与负压端口或大气压力端口连通。 内部空间中的压力由与负压口连通的时间与其与大气压力端口连通的时间段的比例决定,并且相应地确定隔膜的位置。 包括用于释放负压的另一个电磁阀用于安全。 固定的壳体是用于接收来自车速传感器,离合器ON / OFF传感器,制动器ON / OFF传感器等的状态信号的微型计算机,以产生电磁阀开闭信号,以及包含电驱动器的印刷电路板 以响应于所述信号来激励电磁阀。 在壳体底座的底壁和印刷基板之间形成有使大气压力口和负压口中的一个与内部空间口连通的流体流路。 通过流体流动通道流入和流出内部空间的空气用于从印刷电路板上散出热量。