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    • 2. 发明授权
    • Lead line supervision system
    • 牵头监管体系
    • US5181241A
    • 1993-01-19
    • US693662
    • 1991-04-30
    • Donald H. StrobelDonald F. PridemoreGreg M Gomez
    • Donald H. StrobelDonald F. PridemoreGreg M Gomez
    • H04M11/00
    • H04M11/002
    • A data transmission system uses a malfunction detection circuit for detecting malfunction conditions between a data transmitting station and a data receiving station connected with first and second data transmission lines. The malfunction circuit senses a data signal of a first polarity for a preselected duration and provides an output signal when the data signal exceeds the preselected duration. The circuit also supplies a detection signal of a second preselected duration in a polarity opposite the data signal and detects the presence of or the absence of the detection signal. The circuit thereafter provides an output signal indicative of the malfunction condition when the absence of the detection signal exceeds the second preselected duration.
    • 数据传输系统使用故障检测电路来检测数据发送站与与第一和第二数据传输线路连接的数据接收站之间的故障状况。 故障电路感测预选持续时间的第一极性的数据信号,并且当数据信号超过预选持续时间时提供输出信号。 电路还以与数据信号相反的极性提供第二预选持续时间的检测信号,并检测检测信号的存在或不存在。 此后,电路提供指示当不存在检测信号超过第二预选持续时间时故障状况的输出信号。
    • 3. 发明授权
    • Automatic meter reading system
    • 自动抄表系统
    • US4866761A
    • 1989-09-12
    • US109446
    • 1987-06-19
    • Raymond J. ThornboroughWalter L. ProbertDennis L. WachsDonald H. StrobelWilliam L. Kidder
    • Raymond J. ThornboroughWalter L. ProbertDennis L. WachsDonald H. StrobelWilliam L. Kidder
    • H04M11/00
    • H04M11/002
    • Automatic meter readers are arranged for connection to customers' telephone lines and for automatic dialing for transmission of meter data to a computer of a utility control center, communications being effected through a call collection module which includes a plurality of call collection units connected to separate telephone lines for handling of a large number of calls. Each meter reader is battery-operated and includes a microprocessor which is powered up periodically for a short time interval to store data, to determine whether the number of power-ups since the last meter data transmission is such that a call to the utility control center should be instituted, and to determine whether leakage, tamper or other conditions require an immediate call. An operator at the utility control center can control and receive data from a very large number of meter readers and readily obtain, display and print out a variety of types of data including cumulative consumption, peak rate and time-of-day data and data with respect to leakage conditions and tampering with a reader.
    • PCT No.PCT / US87 / 01509 Sec。 371日期1987年6月19日 102(e)1987年6月19日PCT PCT 1987年6月19日PCT公布。 公开号WO87 / 07993 日期为1987年12月30日。自动计量表读取器被安排用于连接到客户的电话线路,并且用于自动拨号以将计费器数据传输到公用事业控制中心的计算机,通过呼叫收集模块进行通信,呼叫收集模块包括多个 呼叫收集单元连接到单独的电话线路以处理大量呼叫。 每个读数器是电池供电的,并且包括微处理器,该微处理器在短时间间隔周期性地加电以存储数据,以确定自上一个仪表数据传输以来的电源上升次数是否使得对公用控制中心 应设立,并确定泄漏,篡改或其他条件是否需要立即通话。 公用事业控制中心的操作员可以从大量的读表器控制和接收数据,并可以轻松获取,显示和打印各种类型的数据,包括累积消耗,峰值速率和时间数据以及数据与 尊重泄漏情况和篡改读者。
    • 4. 发明授权
    • Automatic meter reading system with malfunction protection
    • 自动抄表系统,具有故障保护功能
    • US5025470A
    • 1991-06-18
    • US404686
    • 1989-09-08
    • Raymond J. ThornboroughDonald H. Strobel
    • Raymond J. ThornboroughDonald H. Strobel
    • H04M11/00
    • H04M11/002
    • An output metering pulse signal is developed by measuring impedances at input terminals which are connected through lead wires to a metering unit shifted between low impedance and high impedance states while output malfunction signals are developed in response to open and shorted conditions of the lead wires, each open or shorted condition malfunction signal being developed by sensing the magnitude of the voltage at an input terminal during periodic brief applications of a strobe voltage to the input terminal through an impedance. Such output metering pulse and malfunction signals are developed in each of a plurality of automatic meter readers and are stored in the automatic meter for subsequent transmission over telephone lines to a utility control center.
    • 通过测量通过引线连接到在低阻抗和高阻抗状态之间移动的计量单元的输入端子处的阻抗来产生输出计量脉冲信号,同时响应于引线的开路和短路条件而形成输出故障信号,每个 通过在通过阻抗对输入端子周期性地短暂施加期间,通过感测输入端子处的电压的大小来开发开路或短路状态故障信号。 这种输出计量脉冲和故障信号在多个自动计量读取器中的每一个中被开发,并被存储在自动计量器中,用于随后通过电话线传输到公用控制中心。
    • 9. 发明授权
    • Automatic meter reading system
    • 自动抄表系统
    • US4817131A
    • 1989-03-28
    • US876896
    • 1986-06-20
    • Raymond J. ThornboroughWalter L. ProbertDennis L. WachsDonald H. StrobelWilliam L. Kidder
    • Raymond J. ThornboroughWalter L. ProbertDennis L. WachsDonald H. StrobelWilliam L. Kidder
    • H04M11/00
    • H04M11/002
    • Automatic meter readers are arranged for connection to customers' telephone lines and for automatic dialing for transmission of meter data to a computer of a utility control center, communications being effected through a call collection module which includes a plurality of call collection units connected to separate telephone lines for handling of a large number of calls. Each meter reader is battery-operated and includes a microprocessor which is powered up periodically for a short time interval to store data, to determine whether the number of power-ups since the last meter data transmission is such that a call to the utility control center should be instituted, and to determine whether leakage, tamper or other conditions require an immediate call. An operator at the utility control center can control and receive data from a very large number of meter readers and readily obtain, display and print out a variety of types of data including cumulative consumption, peak rate and time-of-day data and data with respect to leakage conditions and tampering with a reader.
    • 自动计量读取器被安排用于连接到客户的电话线路,并且用于自动拨号以将计费器数据传输到公用事业控制中心的计算机,通过呼叫收集模块进行通信,呼叫收集模块包括连接到单独电话的多个呼叫收集单元 用于处理大量呼叫的线路。 每个读数器是电池供电的,并且包括微处理器,该微处理器在短时间间隔周期性地加电以存储数据,以确定自上一个仪表数据传输以来的电源上升次数是否使得对公用控制中心 应设立,并确定泄漏,篡改或其他条件是否需要立即通话。 公用事业控制中心的操作员可以从大量的读表器控制和接收数据,并可以轻松获取,显示和打印各种类型的数据,包括累积消耗,峰值速率和时间数据以及数据与 尊重泄漏情况和篡改读者。
    • 10. 发明授权
    • System for testing flow meters
    • 流量计测试系统
    • US3940971A
    • 1976-03-02
    • US411712
    • 1973-11-01
    • Marvin W. KrauseDonald H. StrobelEdward A. Seruga
    • Marvin W. KrauseDonald H. StrobelEdward A. Seruga
    • G01F25/00
    • G01F25/0007
    • Liquid is supplied to a meter test stand at a uniform pressure, and the flow through the meters on the stand automatically is directed to each of three receptacles in sequence at three different flow rates during each test cycle. Level sensors in each receptacle actuate cycling controls and actuate sensing and recording components. The latter components monitor the rate of flow registration of the meters on test and provide an accurate comparison by percent of the measured flow rate to the actual flow rate. A high degree of accuracy is achieved through the use of a phase locked loop and digital control system which responds to the level sensing and cycling controls to provide a print-out of the comparison as a measure of accuracy of the meter at each such flow rate.
    • 液体以均匀的压力供应到仪表测试台,并且在每个测试循环期间,通过台架上的仪表的流量自动地以三种不同的流量顺序地引导到三个容器中的每一个。 每个插座中的液位传感器启动循环控制并启动感测和记录部件。 后者组件监测测试仪表的流量注册速率,并将测量流量的百分比与实际流量进行准确比较。 通过使用锁相环和数字控制系统来实现高精确度,所述锁相环和数字控制系统响应于电平感测和循环控制以提供比较打印作为在每个这样的流速下的仪表的精度的量度 。