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| Number | Title | Issue Date |
| 4336447 | Converter of meter-gauge readings A quantity converting and indicating apparatus for use in automatic remote systems for inspecting consumed amounts of gas, city water, electric power or the like, by which a detected value in the decimal system displayed on such a counter as a gas meter i... | 06/22/1982 |
| 4332980 | Multiple services system using telephone local loop A multiple services system using telephone lines to supply various data services to subscribers, including alarm surveillance, meter reading, energy management and digital data service, provides a multi-conductor subscriber bus at the subscriber premises ... | 06/01/1982 |
| 4327362 | Meter rotor rotation optical sensor Electrical consumption registered in a watthour meter is converted into an electrical analog suitable for transmission to a remote monitoring site by reflecting light off the watthour meter rotor, the light being periodically interrupted during each rotor... | 04/27/1982 |
| 4316262 | Remote meter reading system A remote meter reading system in which clock pulses are transmitted to a selected remote terminal to charge a capacitor there which acts as the terminal power supply. Subsequent clock pulses reset a ten-stage bit counter and four-stage digit counter, afte... | 02/16/1982 |
| 4315251 | Automatic meter reading and control system An automatic meter reading and control system for communicating with remote terminal points includes a reading control center which selectively communicates with a meter terminal unit at each terminal point by way of a section control unit, each section c... | 02/09/1982 |
| 4315248 | Load control system for standard electric utility meter An automatic load control system for electric utility meters which includes an electric meter monitoring device which converts meter wheel revolutions into electronic digital pulses representing a known quantity of power consumption and a digital circuit ... | 02/09/1982 |
| 4313114 | Liquid level recorder apparatus and method for storing level differences in memory A shaft position recorder apparatus and method are described which can be used for recording changes in liquid levels. The recorder employs an electronic memory for storing the changes in liquid levels which are entered into the memory at predetermined ti... | 01/26/1982 |
| 4302750 | Distribution automation system A data communications system for conveying load control commands, power usage data, and other data on electric power lines. A remote module for reading the power usage meters and controlling loads is disposed at each power usage location. A group of remot... | 11/24/1981 |
| 4301444 | Apparatus for detecting possible defeat of systems for remote metering of utilities In remotely readable utility metering systems of the type including a plurality of rates and apparatus for indicating the amount of the utility consumed at each rate and shed controlled appliances with shed commands and rate change commands being issued f... | 11/17/1981 |
| 4300125 | System for monitoring, transmitting and conditioning of information gathered at selected locations A system is provided for gathering information concerning power consumption at different locations, generating signals corresponding to this power consumption, transmitting the signals to a selected location and conditioning the signals for recording and ... | 11/10/1981 |
| 4298839 | Programmable AC electric energy meter having radiation responsive external data interface An electric energy meter has a programmable time based measuring system carried in a sealed enclosure for mounting the meter at a metering location. A radiation sensitive external data interface receives and transmits data encoded radiations through a tra... | 11/03/1981 |
| 4296411 | Electronic remote meter reading apparatus A meter reader assembly is adapted for mounting on a standard utility meter having a plurality of rotating dial elements for visually indicating total units of the utility consumed. The assembly includes a magnetic reed switch fixedly mounted adjacent the... | 10/20/1981 |
| 4281325 | Positive feedback meter pulse initiator A meter pulse initiator is employed to generate signals corresponding to the rotation of the rotor of a watthour meter. Infrared light emitting diodes (IREDs) receive a small steady state driving current and radiate two low intensity beams of radiation th... | 07/28/1981 |
| 4276644 | Tester and method for checking meter encoders in automatic meter reading systems Apparatus for use in an automatic meter reading system for displaying meter encoder generated dial readings and detecting errors in response to information contained in the encoder meter dial readings. Errors are detected through interdial checking by com... | 06/30/1981 |
| 4264897 | Meter register encoder including electronics providing remote reading capability A self-contained meter register optical encoder including electronic signal generation, surge protection and power supply circuitry is remotely readable to supply timing and data signals to an external device when energized from an external power source.... | 04/28/1981 |
| 4216527 | System for metering electrical energy with remote time signal correlation A system for monitoring electrical energy consumption in a circuit in which signals from the current sensor are correlated with a time signal received from a remote location.... | 08/05/1980 |
| 4214152 | Error correction in a remote meter reading device In a remote meter reading device involving a plurality of dials, mechanical inaccuracies in the hand position are compensated for by dividing each dial into sectors, sequentially reading each dial starting with the least significant dial and adding, to ea... | 07/22/1980 |
| 4213119 | Remote meter reading system providing demand readings and load control from conventional KWH meters An electro-optical remote meter reading system providing automatic load control and time related and peak demand readings from conventional electric power meters, including an electro-optical monitor unit having a non-contact meter scanner providing meter... | 07/15/1980 |
| 4208653 | Data collection apparatus Remote stations are connected to utility meters in individual dwellings. A main station is connected to the remote stations via first, second and third transmission lines. The main station applies power and interrogation signals to a selected remote stati... | 06/17/1980 |
| 4207557 | User electric energy consumption apparatus A supplemental energy register in which successive increments of consumed electrical energy are detected at a kilowatthour meter, and are translated into electrical pulse signals. Digital calculation and display logic is operated by the pulses, either dir... | 06/10/1980 |
| 4204194 | Meter terminal unit for use in automatic remote meter reading and control system A meter terminal unit for use in automatic meter reading systems of the type including a control center for transmitting commands to and receiving measurement data from the terminal unit via a distribution unit serving several terminal units. The terminal... | 05/20/1980 |
| 4204115 | Removably attachable watt-hour meter monitor device Affixed to or positioned opposite the glass housing of a watt-hour meter which has a rotating disc with an indicator mark on its periphery is a device for indicating the rate of rotation of the disc. The device has two spherical lenses disposed generally ... | 05/20/1980 |
| 4162484 | Data collection system A data collection system wherein a metering center or central metering station sequentially selects a large number of remote terminal equipment block selectors and through the selected selector sequentially selects a plurality of terminal equipments or me... | 07/24/1979 |
| 4161720 | Meter terminal unit for use in automatic remote meter reading and control system A meter terminal unit for use in automatic meter reading systems of the type including a control center for transmitting commands to and receiving measurement data from the terminal unit via a distribution unit serving several terminal units. The terminal... | 07/17/1979 |
| 4132981 | Self-powered system for measuring and storing consumption of utility meter A system is disclosed for storing signals indicative of a customer's consumption of a utility as measured by a meter, such as adapted to measure the flow of water, gas or electricity, for example, and for storing a corresponding data word to permit subseq... | 01/02/1979 |
| 4124839 | Electro-optical method and system especially suited for remote meter reading Coded cylindrical drums mounted on the pointers of dials of a meter are provided with parallel axially aligned rows of data elements constituted by opaque and transparent areas. Each of the drums is provided with a transparent centrally located ring paral... | 11/07/1978 |
| 4119948 | Remote meter reading system An electro-optical remote meter reading system, including an electro-optical monitor unit having a non-contact meter scanner providing meter data to a digital storage and readout unit, and an electro-optical transponder effective to receive and to transfe... | 10/10/1978 |
| 4085287 | Data transmitting apparatus This data transmitting apparatus is illustrated in a system for the remote reading of water meters. It includes a passive transmitter operated by the meter, a receiver including a source of energy, and means for connecting the receiver and its energy sour... | 04/18/1978 |
| 4075607 | System for collecting data from meters placed at remote places A data collection system wherein a central or data collection station is interconnected through data transmission lines with a plurality of meters or terminal stations at remote places and prior to the data reading operation a high-level voltage is applie... | 02/21/1978 |
| 4040046 | Remote data readout system for transmitting digital data over existing electrical power lines A system for providing remote readout of a plurality of groups of data indicating devices including a control unit for each group of data indicating devices for receiving interrogate data signals transmitted over a communication line or RF signal link fro... | 08/02/1977 |
| 4034292 | Direction sensitive opto-electronic pulse initiator for electrical meters An opto-electronic pulse initiator for producing meter data pulses from a meter having a rotating movement. A directionally oriented pattern containing at least two reflective surfaces is driven by the meter movement to sequentially activate first and sec... | 07/05/1977 |
| 4012734 | Synchronous power communicating A remote meter-reading system interrogates meter stations over power lines and receives encoded meter readings over the power lines in synchronism with the power line frequency by superimposing a digitally modulated signal over the 60-Hz power frequency. ... | 03/15/1977 |
| 4008458 | Remote automatic reading system Utility or industrial meters having rotating elements are monitored by an automatic reading unit through which digital input data is stored and read out in response to interrogation by a coded polling signal transmitted to the unit through telephone lines... | 02/15/1977 |
| 4004097 | Automatic meter reading device A device for automatically reading one or more meters at a remote location and supplying the information read over telephone lines to a central station includes a coupler effective on command from the central station to furnish power to the meter reading ... | 01/18/1977 |
| 3992705 | Remote adding and reading device for a meter A remote adding and reading device useful in reading a utility meter is disclosed. The device includes a main totalizing register having a first decade counter adapted to be driven by the measuring device of the meter and an auxiliary totalizing register ... | 11/16/1976 |
| 3962691 | Device for the transmission over a distance of indications in particular of a meter A meter to be read which has indicator drums and an exterior connector and, on the other hand, a reading apparatus for making a reading of the indications of the drums detachably connected to the connector. A coding unit in the meter comprises for each dr... | 06/08/1976 |
| 3961317 | System for remote reading of indicating devices such as meters and the like A system for remote reading of indicating devices such as meters and the like, which devices are comprised of a plurality of switch contacts and associated resistance elements. The reading systems senses the closing of one or more of a group of device con... | 06/01/1976 |
| 3943498 | Direct input photoelectric pulse initiator for meter telemetry and recording systems A completely solid state photoelectric pulse initiator for electric utility meter telemetry and recording systems includes a low power CMOS digital integrated circuit (I.C.) flip-flop output circuit for directly generating output pulses in response to the... | 03/09/1976 |
