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Match Document Document Title
8199027 Systems and methods for utility meter reading  
The present disclosure is directed to systems and methods for utility meter reading. The present disclosure provides inexpensive, easy to install, devices that can collect and report utility usage...
7330662 System and method for remote optical digital networking of computing devices  
The extended range of optical data communication is enabled through the use of intermediary relay stations spaced fairly far apart. IRDA communicatiOn, as is well known, uses very short duration...
7302366 Measuring instrument  
A measuring instrument, in particular a flow or level meter, includes a base module for the acquisition and processing of measured data and an add-on module. Both the base module and the add-on...
7135986 Meter register having an encoder for measuring material flow and an algorithm to selectively block signal transmission  
A water meter has a meter register having an encoder having electromagnetic wave emitters, e.g., infrared emitters to measure water flow and direction of water flow through the meter. The encoder...
7042368 Automated meter reader device having optical sensor with automatic gain control  
The present invention achieves technical advantages as an AMR device and method of use having an optical transceiver adapted to read analog meter faces. The transceiver advantageously includes an...
6828919 Exciter assembly telemetry  
An exciter assembly supplies current to a superconducting load. The exciter assembly includes a transformer for generating the current and an optical emitter and an optical receiver. The...
6617978 Electricity meter  
A meter for measuring electricity usage for a given load includes a housing and two light sources disposed in the housing and configured to output light at a predetermined frequency. Two light...
6369719 Apparatus and method for collecting and transmitting utility meter data and other information via a wireless network  
A system for remotely monitoring and transmitting data and other information received from utility and other devices is disclosed. The universal meter reader of the present invention includes a...
6313756 Method for controlling an electric meter, and electric meter  
A method for controlling an electric meter, on which a module can be mounted. The module cooperates with a basic counting mechanism in the electric meter through a bidirectional optical...
5774068 Absolute signal detecting method and absolute encoder  
A code plate has an m-bit signal track read out in parallel for providing the starting position of an AC servo motor for commencing rotation when power is first turned ON. An n-bit signal track...
5767790 Automatic utility meter monitor  
A self-contained automated meter reader system for monitoring a plurality of channels for gas, electricity and water utilities, has additional channels dedicated to normally closed alarm signals...
5641030 Powered tracked vehicle suitable for carriages for the disabled  
The powered tracked vehicle is equipped with photocells (13, 45) which monitor its backward and forward movements and automatically modify their orientation according to whether the vehicle is...
5519389 Signal synchronized digital frequency discriminator  
A digital frequency discriminator processes input pulses including first and second time separated input pulses to determine if the frequency of any two sequential pulses lie within a...
5442332 Vehicle interface system and method  
A self-contained portable interface system (10) coordinates vehicle light response on separate vehicles. A power interface (13) plugs into a cigarette lighter (14) on the first vehicle (16). A...
5371496 Two-part sensor with transformer power coupling and optical signal coupling  
A two-part sensor includes a power source/signal receiver and a signal generator which are physically spaced and disconnected from one another. The power source/signal receiver is encased within...
5331319 Device for signalling the position of a mobile member  
A device for signalling remotely the state of a device able to assume a plurality of discrete states comprises a circuit for producing inside a screened enclosure a direct current voltage free of...
5270684 Oil consumption counter  
An improved electronic measuring system which not only determines the amount of fuel oil consumed by a home, office, or factory heating system, but also detects leaks in underground fuel storage...
5241306 System and method for introducing meter sensor hysteresis  
A method and system for accurate remote reading of an electricity meter including an optical detection arrangement, including a light emitter and sensor, have positioned in the light path...
5233355 Position transducer  
An absolute position transducer (encoder) comprising an incremental encoder having a coded disk connected stably to a shaft, and connected to a sensor for emitting a signal for each complete turn...
5214587 Device for monitoring utility usage  
A device (10) for monitoring utility usage comprising a meter sensor assembly (16) attached to a utility meter (14) and a customer interface unit (20) placed inside a building (12). Sensor signals...
5211539 Apparatus for indicating the pitch of turbofan blades  
Apparatus indicates changes in blade pitch of variable pitch blades by detecting relative displacements of first and second members of a blade pitch actuator. The members are selectively displaced...
5196844 Method and apparatus for detecting reference rotational angle for each cylinder in multiple-cylinder internal combustion engine  
Disclosed is an apparatus for detecting the reference rotational angle for each cylinder in a multiple-cylinder internal combustion engine, in which a reference pulse signal is output at a...
5191328 Trailer hitching aid and method using reception delay of different velocity signals  
A trailer hitching aid includes a dual transmitter mounted on the forward end of a trailer or other vehicle to be towed and arranged to transmit pulses of infrared light and pulses of ultrasonic...
5181026 Power transmission line monitoring system  
An Electric Power Line Monitoring System in which a single line measuring system station can measure all of the power parameters of both voltage and phase angle plus ambient and line temperatures....
5093625 Electrostatic spray gun voltage and current monitor with remote readout  
A device and method of determining the voltage and current existing at the electrostatic electrode in a electrostatic spray gun, the spray gun containing a self-contained power supply including a...
5019814 Wireless data coupling system and method  
A wireless data coupling system for transmitting data such as torque from a rotating shaft to a stationary receiver includes at least one photocell on the shaft along with a corresponding...
H000911 Fiber optic link for detecting mechanical vibration in the presence of an electromagnetic field  
An apparatus for detecting mechanical vibration in the presence of an electromagnetic pulse, which is of particular use in the testing of land mines. An optical fiber link is provided between the...
4998294 Opto-electrical power transmission and control system  
A lase diode light source (21) is arranged to emit light of a desired intensity (I1), which is transmitted via an optical conductor (22). Light exiting the fiber has an intensity (I2), and falls...
4962495 Apparatus and method for transmitting condition data from a rotating member to a stationary device  
Apparatus and method for transmitting condition data from a rotating member to a stationary device is disclosed wherein digitized data obtained from a plurality of sensors is transmitted from the...
4958904 Optical slip ring  
An optical slip ring assembly involving a small diameter transmitter accurately spaced with respect to a plurality of detectors arranged in a predetermined pattern operates to transmit a signal...
4955238 Optical sensor  
An optical sensor uses a torsion-mounted thin silicon paddle (1) with magnetically soft material on its back. A light beam falls on the front face and part of the beam is reflected to a...
4879760 Optical fiber transmissive signal modulation system  
The device of the present invention provides a signal modulation system. The system has a first station communicatively connected to at least first and second optical fibers. The first station has...
4792677 System for use with a utility meter for recording time of energy use  
A system for use with standard electric meters having a rotatable disc for recording time of energy use. The system includes a housing securable within a meter below the disc. The system also...
4757313 Positioning and abnormality control device  
A positioning control device wherein an abnormality in a position detector is judged only by use of two position signals having differing phases emitted from the position detector for effecting...
4751605 Reader for a digital trip device associated with a current breaking device  
The present invention relates to a display device for a digital trip device associated with a current breaking device. The trip device comprises apparatus for entering operating parameters and...
4686530 Cable transmission of signals  
A light conductor has two sealed embedding elements molded to its ends, respectively containing a light emitter and a light receiver. The light emitter is connected to a likewise embedded Wiegand...
4683472 Signal reading system such as for remote reading of meters  
In the disclosed system, recurring signals, such as from a watt-hour meter or other type of meter, are registered, by sensing the signals, converting the signals to mechanical motions, and...
4680704 Optical sensor apparatus and method for remotely monitoring a utility meter or the like  
The present invention relates to an optical sensor apparatus (21) for remotely monitoring a utility meter or the like. The optical sensor apparatus (21) includes optically sensitive detector, in...
4673875 Apparatus including contact free transfer of signals for measuring the gap between relatively rotating refiner discs  
Apparatus for measuring the gap between pairs of relatively rotating refiner discs is disclosed, including a transmitter incorporated into the face of a rotating refiner disc for producing a...
4670750 Photoelectric impulse transmitter  
Measured values are converted into electrical impulses for gauge devices and the like in a mechanism including a plurality of photocells arranged on a generally circular arc with a rotatable disc...
4660036 Amplified motion encoder  
A single turn absolute position encoder is disclosed capable of being manufactured in extremely small size while maintaining high resolution. An indented version having a discrete position output...
4654660 Optical telemetric transceiver  
An optical telemetric system for use in seismic exploration consists generally of a recorder, a plurality of transceivers, and a like number of cable sections interconnecting each transceiver in...
4648710 Blind guide device  
Blind guide device is disclosed. The device comprises a light-emitting element, a first electric circuit for generating an electric pulse and causing pulsating-conduction of the light-emitting...
4646086 Arrangement for data transmission between two mutually rotatable parts  
The invention relates to arrangement for data transmission between two mutually rotatable parts, in particular for computer tomographs, in which the signal can travel along two separate paths from...
4642634 Optical encoder  
An optical encoder is retrofitted on an existing electric kilowatt utility meter for providing a host of data collection and processing functions performed at the meter site. The encoder permits...
4639129 Method of measuring distance between two observation points  
The present invention relates to a telemeter and to a method of determining the distance separating two points. The method comprises the steps consisting in (a) comparing the phase (φ) of the...
4636637 Method and apparatus for detecting motion through a transparent enclosure, with spurious information detecting and compensating means  
An electro-optical encoder is disclosed of the type used for reading utility meters. The encoder includes at least one light source for directing light onto the edge of the rotating disk of the...
4631539 Digital pointer position detector  
A mechanical dial indicating gauge or meter that, without mechanical loading, optoelectronically detects and encodes the pointer position as a digital signal by use of a technique of distributed...
4605925 Infra-red telemetry system  
An infra-red telemetry system for transmitting information between a rotating shaft of a dynamoelectric machine and an adjacent stationary location includes a plurality of sources of infra-red...
4551715 Tachometer and rotor identification apparatus for centrifuges  
An apparatus for determining the actual speed and maximum safe speed of a centrifuge rotor. A single circular array of equally spaced coding elements of two clearly distinguishable types is...

Matches 1 - 50 out of 209 1 2 3 4 5 >