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    • 3. 发明授权
    • Wide voltage range driver circuit for a fuel injector
    • 用于燃油喷射器的宽电压范围驱动电路
    • US6122158A
    • 2000-09-19
    • US187836
    • 1998-11-06
    • Robert E. Weber
    • Robert E. Weber
    • F02D41/20H01F7/18H01H47/32H01H9/00
    • F02D41/20H01F7/1805F02D2041/2017F02D2041/2058F02D2041/2075F02D2400/16H01H47/325
    • A driver circuit is provided for an electromagnetic fuel injector having a coil and powered by a supply voltage. The driver circuit includes a comparator to control activation current to the coil of the fuel injector and transistor structure operatively associated with the comparator and constructed and arranged, together with said comparator, to maintain a hold current of the coil at a constant level slightly above a minimum current required to open the injector, regardless of the supply voltage value. The transistor structure includes first, second, and third transistors. The first transistor is arranged to receive an output of the comparator and to provide a constant current to the second transistor regardless of a value of the supply voltage. The second transistor is operatively associated with the supply voltage and with a high end of the coil. The third transistor is electrically connected to the lower end of the coil so as to sense, in conjunction with a resistor, a current in the coil. The third transistor is also connected to the comparator such that the voltage at the drain of the third transistor is directed to a negative input of the comparator.
    • 为具有线圈并由电源电压供电的电磁燃料喷射器提供驱动电路。 驱动器电路包括比较器,用于控制到燃料喷射器的线圈的激活电流和与比较器可操作地相关联的晶体管结构,并与所述比较器一起构造和布置,以将线圈的保持电流保持在略高于 打开喷油器所需的最小电流,不考虑电源电压值。 晶体管结构包括第一,第二和第三晶体管。 第一晶体管被布置成接收比较器的输出,并且不管电源电压的值如何,都向第二晶体管提供恒定电流。 第二晶体管与电源电压和线圈的高端可操作地相关联。 第三晶体管电连接到线圈的下端,以便与电阻一起感测线圈中的电流。 第三晶体管也连接到比较器,使得第三晶体管的漏极处的电压被引导到比较器的负输入端。
    • 7. 发明授权
    • Golf ball delivery system
    • 高尔夫球传送系统
    • US5580318A
    • 1996-12-03
    • US593197
    • 1996-01-29
    • Robert E. Weber
    • Robert E. Weber
    • A63B57/00
    • A63B57/0006
    • A golf ball delivery system includes a tee holder adapted to support a golf ball tee upon the ground and a golf ball dispenser coupled with the tee holder. The golf ball dispenser includes a container for holding a plurality of golf balls, a support rotatably supporting the container horizontally above the ground and a delivery chute rigidly attached to the container and defining a golf ball transporting passage. The container has first and second ends and an outlet hole in the first end. The first end of the container is disposed closer to the ground than the second end such that golf balls within the container gravitate toward the first end. The delivery chute has a golf ball receiving end rigidly attached to the first end of the container with the passage in communication with the outlet hole and has a golf ball delivering end. The delivery chute is adapted to be engaged by the head of a golf club to manually move the delivery chute to rotate the container between a first rotational position wherein the outlet hole is positioned such that a golf ball within the container enters the passage of the delivery chute by gravity and a second rotational position wherein the golf ball delivering end is positioned below the golf ball receiving end such that the golf ball within the passage is delivered onto the golf ball tee by gravity from the golf ball delivering end of the delivery chute.
    • 高尔夫球传送系统包括适于在地面上支撑高尔夫球三通的三通座,以及与发球台座连接的高尔夫球分配器。 高尔夫球分配器包括用于保持多个高尔夫球的容器,可旋转地将容器水平地支撑在地面上的支撑件和刚性地附接到容器并且限定高尔夫球传送通道的输送槽。 容器具有第一端和第二端以及在第一端的出口孔。 容器的第一端设置成比第二端更靠近地面,使得容器内的高尔夫球朝向第一端倾斜。 输送滑槽具有刚性地附接到容器的第一端的高尔夫球接收端,通道与出口孔连通并具有高尔夫球输送端。 输送斜槽适于由高尔夫球杆的头部接合以手动地移动输送槽,以在第一旋转位置旋转容器之间,其中出口孔定位成使得容器内的高尔夫球进入输送通道 滑道通过重力和第二旋转位置,其中高尔夫球输送端位于高尔夫球接收端的下方,使得通道内的高尔夫球通过重力从输送槽的高尔夫球输送端输送到高尔夫球三通上。
    • 10. 发明授权
    • Rack and pinion reaction force sensor
    • 机架齿轮反作用力传感器
    • US4624145A
    • 1986-11-25
    • US716288
    • 1985-03-26
    • Robert E. WeberRussell J. WakemanBarry J. Driscoll
    • Robert E. WeberRussell J. WakemanBarry J. Driscoll
    • G01L3/14B62D15/02G01L5/22
    • G01L5/221B62D15/02
    • A rack and pinion reaction force sensor 10 as may be used in electric power assist steering systems, uses sensing element means 34 mounted adjacent to a bearing 18 in a sensor housing 22 to sense the linear reaction on the pinion shaft 16 to the force applied to the rack 12. The sensing element means 34 determines the magnitude and direction of turning of the steering system of a motor vehicle. The output of the sensing element means 34 is amplified and supplied as an input to the control electronics in the overall power assist steering system. A zirconia substrate forms a bearing support means 26 for the bearing 18 and is trimmed to provide a predetermined spring rate which responds to reaction force from the pinion shaft 16.
    • 可用于电力辅助转向系统中的齿条和小齿轮反作用力传感器10使用传感元件装置34,该传感元件装置34与轴承18相邻地安装在传感器壳体22中,以感测小齿轮轴16上的线性反作用力 感测元件装置34确定机动车辆的转向系统的转动的大小和方向。 感测元件装置34的输出被放大并作为输入提供给整个动力辅助转向系统中的控制电子装置。 氧化锆衬底形成用于轴承18的轴承支撑装置26,并被修整以提供响应于来自小齿轮轴16的反作用力的预定弹簧刚度。