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    • 43. 发明授权
    • Monitoring the operation of a vehicle
    • 监控车辆的运行
    • US4308452A
    • 1981-12-29
    • US58994
    • 1979-07-19
    • Henning M. Henderson
    • Henning M. Henderson
    • G01C21/00B60C23/04B60K28/00B60K31/18B60Q1/54B60Q9/00B60T17/22B60W50/08F16D66/00G01P15/00G07C5/08H01C1/125H01H29/22H03K17/968G06M3/12
    • B60T17/22B60C23/0422B60K28/00B60K31/18B60Q1/54B60Q9/00F16D66/00G07C5/08G07C5/085H01C1/125H01H29/22H03K17/968B60W2050/143B60W2520/105
    • A method of and apparatus for monitoring the operation of a vehicle comprises sensing means in the form of one or more mercury-containing capsules to sense whether accelerative forces acting on the vehicle in the plane of movement of the vehicle exceed or are less than a predetermined value, a pulse generator operative in response to the sensing means to generate a number of pulses at predetermined intervals when the accelerative forces exceed the predetermined value, an additive memory operative in response to the pulse generator to generate a pulse count representative of the length of time for which the accelerative forces have exceeded the predetermined value, a timer operative to be triggered in response to the sensing means when the accelerative forces exceed the predetermined value, a comparator operative in response to the additive memory and the timer to compare the first signal with a predetermined signal a predetermined period of time after triggering of the timer, and a recorder operative in response to the comparator to make a recording when the first signal is less than said predetermined signal, and not to make a recording when the signal is equal to the predetermined value.
    • 用于监测车辆操作的方法和装置包括以一个或多个含汞胶囊的形式的感测装置,以感测在车辆的移动平面中作用在车辆上的加速力是否超过或小于预定的 值,脉冲发生器,其响应于所述感测装置而工作,以在所述加速力超过所述预定值时以预定间隔产生多个脉冲;加法存储器,其响应于所述脉冲发生器而产生代表所述脉冲发生器的长度的脉冲数 加速力超过预定值的时间;当加速力超过预定值时响应于感测装置而被触发的定时器;响应于加法存储器操作的比较器和用于比较第一信号的定时器 在触发定时器之后的预定时间段内具有预定信号, 当第一信号小于所述预定信号时,响应于比较器操作以进行记录,并且当信号等于预定值时不进行记录。