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    • 1. 发明授权
    • Gyro apparatus
    • 陀螺仪
    • US4791727A
    • 1988-12-20
    • US110427
    • 1987-10-20
    • Takeshi HojoTakafumi NakaishiMikio Morohoshi
    • Takeshi HojoTakafumi NakaishiMikio Morohoshi
    • G01C19/38
    • G01C19/38
    • In a gyro apparatus comprising a binnacle, a gyro the spin axis of which is made substantially horizontal, a supporting apparatus for supporting the gyro from the binnacle with a freedom of three axes, a north-seeking apparatus for giving a north-seeking action to the gyro, a follow-up ring following up the gyro around its vertical axis, a servo motor for rotating the follow-up ring by a deviation singal around the vertical axis of teh gyro relative to the follow-up ring and a transmiting apparatus for transmitting an azimuth angle of the spin axis relative to the binnacle to the outside, the gyro apparatus is characterized in that the transmitting apparatus is formed of a digital encoder having a reference angular position transmitting device and a first counter apparatus being made operable by an output signal of the encoder.
    • 在一种陀螺仪装置中,该陀螺装置包括一个陀螺仪,其旋转轴线基本上是水平的陀螺仪,用于以三轴自由的方式支撑陀螺仪的支撑装置,用于向北方寻求动作的寻北装置 陀螺仪,围绕其纵轴跟随陀螺仪的跟随环,用于使跟随环绕相对于跟随环的垂直轴线偏离旋转的伺服电机,以及用于 将旋转轴相对于二进瓶的方位角传递到外部,陀螺仪装置的特征在于,发送装置由数字编码器形成,该数字编码器具有参考角位置发送装置和第一计数器装置, 编码器的信号。
    • 3. 发明授权
    • Gyro apparatus
    • 陀螺仪
    • US4708024A
    • 1987-11-24
    • US871876
    • 1986-06-09
    • Takeshi HojoTakafumi Nakaishi
    • Takeshi HojoTakafumi Nakaishi
    • G01C19/30G01C19/38
    • G01C19/38G01C19/30Y10T74/1254Y10T74/1289
    • A gyro apparatus comprising a gyro casing incorporating therein a gyro the spin axis of which is made substantially horizontal, a supporting apparatus for supporting the gyro casing with a freedom of three axes, a north-seeking apparatus for giving a north-seeking action to the gyro, a follow-up ring having a follow-up shaft which follows the gyro casing around its substantially vertical axis, a binnacle for supporting the follow-up shaft, a servo motor for rotating the follow-up shaft and a slip ring for supplying a power to the gyro and the like through the follow-up shaft, in which the follow-up ring is formed as a fork-shape and supported to the binnacle in a canti-lever fashion, the follow-up shaft is rotatably supported to the binnacle by one thin-type ball bearing having a large diameter and one bearing having a small diameter, the follow-up shaft is fixedly provided with a rotor of a pancake-type servo motor of a direct drive system, a stator of the servo motor is attached to the binnacle at the position corresponding to the rotor and a slip ring is attached to the binnacle at the outer periphery of the servo motor.
    • 一种陀螺仪装置,包括:陀螺仪壳体,其内装有旋转轴,旋转轴的旋转轴线基本上水平;支撑装置,用于支撑具有三轴自由度的陀螺仪套管;用于向 陀螺仪,具有跟随陀螺仪壳体围绕其基本垂直轴线的跟随轴的跟随环,用于支撑跟随轴的后支撑,用于使跟随轴旋转的伺服电动机和用于供应的滑环 通过随动轴对陀螺仪等施加动力,其中随动环形成为叉状,并且以杠杆方式支撑在二进制支架上,随动轴被可旋转地支撑到 通过一个具有大直径的薄型球轴承和一个具有小直径的轴承,所述后跟轴固定地设置有直接驱动系统的煎饼型伺服电动机的转子,伺服的定子 电机连接到t 在与转子相对应的位置处的液压缸和滑环附接到伺服电动机的外周边的立体声。
    • 8. 发明授权
    • Attitude and heading reference detecting apparatus
    • 姿态和航向参考检测装置
    • US4831544A
    • 1989-05-16
    • US121873
    • 1987-11-17
    • Takeshi HojoKanshi YamamotoMikio MorohoshiFuyuki Hame
    • Takeshi HojoKanshi YamamotoMikio MorohoshiFuyuki Hame
    • G01C21/16
    • G01C21/16
    • An attitude and heading reference detecting apparatus having three gyros and three acceleometers mounted to a navigation vehicle in such a manner that their input axes are made coincident with principal three axial directions of the navigation object, respectively, a magnetic azimuth sensor, a signal transforming section supplied with the outputs from the three gyros, the outputs from the three accelerometers and the output from the magnetic azimuth sensor, a computing section supplied with the output from the signal transforming section and a signal output section supplied with the output from the computing section, for producing an attitude and heading reference signal and for delivering the same to the outside.
    • 一种姿态和航向参考检测装置,具有三个陀螺仪和三个测量计,其安装在导航车辆上,使得它们的输入轴分别与导航对象的主要三个轴向方向一致,磁方位传感器,信号变换部分 提供三个陀螺仪的输出,来自三个加速度计的输出和来自磁方位传感器的输出,提供有来自信号变换部分的输出的计算部分和被提供有来自计算部分的输出的信号输出部分, 用于产生姿态和航向参考信号并将其传送到外部。
    • 9. 发明授权
    • Gyro compass
    • 陀螺指南针
    • US5416976A
    • 1995-05-23
    • US100050
    • 1993-07-30
    • Fuyuki HaneShinichi KawadaTakeshi HojoMamoru AkimotoKazushige Murabayashi
    • Fuyuki HaneShinichi KawadaTakeshi HojoMamoru AkimotoKazushige Murabayashi
    • G01C19/38
    • G01C19/38
    • A gyro compass having a gyro case housing therein a gyro and supported with freedom of three axes, functions for outputting a signal corresponding to an inclined angle of the gyro spin axis relative to the horizontal plane, and a function for applying a torque around a vertical axis of the gyro case in proportion to an input signal. A controller is supplied with a signal corresponding to the inclined angle and a latitude value at which the gyro compass is located, and a constant relative to the input latitude value is determined by the controller after the gyro compass is energized. A signal, resulting from differentiating the signal corresponding to the inclined angle during a predetermined time, is added to the product of the signal corresponding to the inclined angle and the constant. This added signal functions as the input signal for the gyro, whereby a constant optimum north-seeking movement is carried out regardless of the change of the latitude value. An error corrector is provided having supplied to it the signal corresponding to the inclined angle, the speed signal of the vehicle and its heading azimuth signal, and a bias error caused by the inclined angle of the gyro compass spin axis and an azimuth error caused by the movement of the vehicle are estimated and calculated to thereby reduce an azimuth error caused by any bias error and the vehicles' movement.
    • 一种陀螺罗盘,其具有容纳在其中的陀螺仪并具有三轴自由度的陀螺仪壳体,用于输出对应于陀螺仪旋转轴线相对于水平面的倾斜角度的信号的功能,以及用于在垂直方向施加扭矩的功能 陀螺仪壳体的轴与输入信号成比例。 向控制器提供对应于陀螺仪罗盘所在的倾斜角度和纬度值的信号,并且在陀螺仪罗盘通电之后由控制器确定相对于输入纬度值的常数。 将在预定时间内对应于倾斜角度的信号进行微分而产生的信号加到对应于倾斜角度和常数的信号的积中。 该添加的信号用作陀螺仪的输入信号,由此执行恒定的最佳北移运动,而不管纬度值的变化。 提供了一种误差校正器,其向其提供了与倾斜角度,车辆速度信号及其方位角信号相对应的信号,以及由陀螺仪罗盘旋转轴的倾斜角度引起的偏移误差和由 估计和计算车辆的运动,从而减少由任何偏置误差和车辆运动引起的方位角误差。
    • 10. 发明授权
    • Gyro compass
    • GYRO COMPASS
    • US5247748A
    • 1993-09-28
    • US837865
    • 1992-02-18
    • Takeshi HojoShin-Ichi KawadaNoboru Itakura
    • Takeshi HojoShin-Ichi KawadaNoboru Itakura
    • G01C19/38
    • G01C19/38
    • A gyro compass having a gyro case housing therein a gyro whose spin axis is held substantially in the horizontal plane, a supporting device for supporting the gyro case with freedom of three axes and means for applying a torque proportional to an inclined angle of the gyro spin axis relative to the horizontal plane around a vertical axis of the gyro case perpendicular to the spin axis is disclosed in which there are provided a detecting device for detecting an inclination angle of the spin axis relative to said horizontal plane, torquer for applying a torque to the gyro case about its vertical axis, and an acceleration error controlling device for receiving an output signal from the detecting means and for controlling the torquer such that the torquer produces a predetermined torque to be applied to the gyro case about its vertical axis.
    • 具有陀螺仪壳体的陀螺仪罗盘,其内旋转陀螺仪,其旋转轴线基本上保持在水平平面内;支撑装置,用于支撑具有三轴自由度的陀螺仪壳体;以及用于施加与陀螺旋转倾斜角成比例的扭矩的装置 公开了一种用于检测旋转轴相对于所述水平面的倾斜角的检测装置,用于施加扭矩的扭矩 关于其垂直轴的陀螺仪壳体;以及加速度误差控制装置,用于接收来自检测装置的输出信号,并用于控制绞盘,使得该绞盘产生预定的扭矩,以将陀螺仪壳体围绕其垂直轴线施加。