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    • 3. 发明授权
    • Control for hydraulically operated construction machine having multiple
tandem articulated members
    • 具有多个串联连接构件的液压施工机械的控制
    • US5953838A
    • 1999-09-21
    • US903332
    • 1997-07-30
    • Timothy E. Steenwyk
    • Timothy E. Steenwyk
    • E02F9/22E02F3/43E02F5/20E02F9/20E02F5/02
    • E02F9/2025E02F3/437Y10S37/907
    • An apparatus and method for controlling a hydraulically operated construction machine having a plurality of tandem articulated members which move in a particular pattern, wherein movement of one of the articulated members is controlled in response to movement of a second one of the articulated members. Anticipated future movement of the second articulated member is determined and the first articulated member is controlled as a function at least of the anticipated future movement of the second articulated member. Anticipated future movement is determined by measuring actual delay between movement of the first and second articulated members. Operation of the articulated members is a function of operation of an actuator and a selectable command level.
    • 一种用于控制液压操作的建筑机械的装置和方法,所述液压操作的建筑机械具有以特定模式移动的多个串联铰接构件,其中所述铰接构件中的一个的运动响应于所述铰接构件中的第二铰接构件的移动而受到控制。 确定第二铰接构件的预期未来运动,并且第一铰接构件至少作为第二铰接构件的预期未来运动的功能被控制。 预期的未来运动是通过测量第一和第二铰接构件的运动之间的实际延迟来确定的。 铰接构件的操作是致动器的操作和可选命令级的功能。
    • 6. 发明授权
    • Apparatus and method for controlling a hydraulic excavator
    • 液压挖掘机控制装置及方法
    • US4945221A
    • 1990-07-31
    • US210803
    • 1988-06-24
    • Edward G. NielsenTimothy E. Steenwyk
    • Edward G. NielsenTimothy E. Steenwyk
    • E02F3/43E02F9/20E02F9/26
    • E02F3/437E02F3/435E02F9/264
    • A control for an excavator controls the position of the bucket cutting edge to a desired depth accurately by a calibrating laser receiver mounted on the excavator stick member and passed through a stationary laser plane wherever the stick is moved into or out of a trench. Linear position encoders monitor the length that the actuating cylinders are extended and lookup tables convert the encoder outputs to angle representations for determining the positions of the laser receiver and the cutting edge. Other lookup tables are utilized to avoid time-consuming iterative calculation procedures to provide real-time digital process solutions of trigonometric functions. The apparatus includes a unique laser receiver comprising a plurlaity of linearly aligned photo receptors with associated circuitry for producing an output representative of the receptor illuminated or, if a group of receptors are illuminated, the centermost receptor illuminated.
    • 用于挖掘机的控制器通过安装在挖掘机杆构件上的校准激光接收器将铲斗切割刃的位置精确地控制到期望的深度,并且通过固定的激光平面,无论棒移动到槽中或从沟槽移动。 线性位置编码器监控致动缸延伸的长度,查找表将编码器输出转换为角度表示,用于确定激光接收器和切割刃的位置。 使用其他查找表来避免耗时的迭代计算程序来提供三角函数的实时数字处理解决方案。 该装置包括独特的激光接收器,其包括多个线性对齐的光电接收器,其具有相关联的电路,用于产生代表被照射的受体的输出,或者如果照射一组受体,则照射最中心的受体。
    • 8. 发明授权
    • Control and method for positioning a tool of a construction apparatus
    • 定位施工设备工具的控制方法
    • US06364028B1
    • 2002-04-02
    • US09718762
    • 2000-11-22
    • Dirrick J. FerrellRoss C. StoepkerTimothy E. SteenwykEric Jon Walstra
    • Dirrick J. FerrellRoss C. StoepkerTimothy E. SteenwykEric Jon Walstra
    • A01B4106
    • E02F3/847G01S2007/52014
    • A control system for establishing grade and elevation control for a tool of a construction apparatus for maintaining the vertical position of the tool relative to a reference includes a first ultrasonic transducer configured to be carried by the construction apparatus, with the first transducer transmitting and receiving acoustic waves, at least one reflector, a second ultrasonic transducer configured to be carried by the construction apparatus, with the second transducer receiving acoustic waves, and a controller coupled to the first and second ultrasonic transducers which drive the transducers to produce an acoustic wave and monitors the time reflections of the acoustic wave are respectively received by the first and second transducers. The controller determines the local speed of sound based on a first in time reflection received by the second ultrasonic transducer and determines the distance from the construction tool to a reference based on the local speed of sound and a second in time reflection received by both the first and second ultrasonic transducers. The controller produces at least one electrical signal as a function of the distance of the ultrasonic transducers from the reference. In preferred form, the controller communicates the signal to a positioning device, which signal actuates the positioning device to adjust the position of the construction tool with respect to the reference.
    • 一种用于建立用于工具的工具的坡度和仰角控制的控制系统,用于维持工具相对于基准的垂直位置,包括构造成由施工设备承载的第一超声换能器,第一换能器发送和接收声学 波形,至少一个反射器,构造成由施工设备承载的第二超声波换能器,第二换能器接收声波,以及耦合到第一和第二超声换能器的控制器,其驱动换能器以产生声波和监视器 声波的时间反射分别由第一和第二换能器接收。 控制器基于由第二超声波换能器接收到的第一时间反射来确定本地的声速,并且基于本地的声速和基于时间反射的第二时间反射确定从施工工具到参考的距离, 和第二超声换能器。 控制器产生至少一个电信号作为超声波换能器与基准距离的函数。 在优选形式中,控制器将信号传送到定位装置,该信号致动定位装置以调整施工工具相对于基准的位置。
    • 10. 发明授权
    • Keyless entry touch pad system and method
    • 无钥匙进入触摸板系统和方法
    • US07733332B2
    • 2010-06-08
    • US11315820
    • 2005-12-22
    • Timothy E. SteenwykDavid A. DziobaMichael J. Taylor
    • Timothy E. SteenwykDavid A. DziobaMichael J. Taylor
    • G09G5/00
    • B60N2/0228B60R25/24B60R2001/1284G07C9/0069G07C9/00714H01H2217/04H01H2239/074H01H2300/008H03K17/962H03K2017/9602
    • A keyless entry touch pad system for a vehicle includes a substrate with a plurality of touch zones disposed on one surface of the substrate, and a plurality of electrode patterns disposed on the opposite surface. An inner electrode of each pattern is aligned with one of the touch zones. Each pattern is electrically coupled to an integrated control circuit, which outputs a signal to and energizes the electrodes of the pattern such that electric fields emanates therefrom. The electrode patterns may be capacitively coupled to the integrated control circuit. When the electric field of the inner electrode is disturbed by a stimulus proximate the corresponding touch zone, the component is activated. Upon activation of the components in a predetermined sequence, a controller causes the vehicle door to unlock. A method of unlocking a vehicle is also disclosed.
    • 一种用于车辆的无钥匙进入触摸板系统包括:基板,其具有设置在基板的一个表面上的多个触摸区域,以及布置在相对表面上的多个电极图案。 每个图案的内部电极与触摸区域中的一个对准。 每个图案电耦合到集成控制电路,该集成控制电路向图案的电极输出信号并激励电极,使得电场从其发出。 电极图案可以电容耦合到集成控制电路。 当内部电极的电场受到靠近相应触摸区域的刺激的干扰时,该部件被激活。 当以预定顺序激活部件时,控制器使车门解锁。 还公开了一种解锁车辆的方法。