Patents
Patents for G01R 11 - Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption (8,227)
10/1987
10/31/1987CN86210242U Watt-hour meter with number counter of electricity stealing
10/27/1987US4702093 Lockable meter clamp ring
10/20/1987US4701698 Microprocessor based energy consumption meter
10/15/1987DE3615402A1 System for the remote reading of electricity meters
10/14/1987CN86102054A No load power saver for watt-hour meter
10/13/1987CA1228120A1 Multiple external control actuator for electronic demand register
10/03/1987CN86209228U Electricity theft-defence device installed in watt-hour meter
09/1987
09/30/1987CN87102433A Energy saving circuit for kilowatt-hour meter
09/30/1987CN86204485U Low-voltage distributor equipped with electricity devices
09/29/1987US4697182 Method of and system for accumulating verifiable energy demand data from remote electricity meters
09/29/1987US4697181 System for accumulating verifiable energy demand data from remote electricity meters
09/29/1987US4697180 System for accumulating verifiable energy demand data from remote electricity meters
09/23/1987CN86209246U Safety power-saving watt-hour-meter
09/17/1987DE3607841A1 Device for adjusting an electricity meter for low load
09/16/1987EP0237419A1 Remote meter-reading device
09/15/1987CA1226903A1 Optical scanner and sensor for monitoring power consumption
09/08/1987US4692874 Electronic watt-hour meter
09/02/1987CN86203348U Shock-guard watthourmeter
09/01/1987US4690483 Terminal base assembly for meter sockets
08/1987
08/19/1987CN86208856U Sealed lorry-type meterage cabinet for high voltage
08/11/1987US4686461 Auxiliary equipment mounting ring for electric meter
08/05/1987CN86204192U Power-saving ac induction watt-hour meter
07/1987
07/28/1987US4683472 Signal reading system such as for remote reading of meters
07/21/1987US4682169 Method of and system for accumulating verifiable energy demand data from remote electricity meters
07/21/1987CA1224551A1 Meter removal indicator
07/15/1987CN86207749U Watt-hour meter protection case guarding againse illegal use
07/15/1987CN86207558U Safe current-limiting watt-hour meter
07/15/1987CN86201712U Watt-hour meter being power-saving in no-load
07/08/1987CN85109652A Micro powerloss watthour meter
07/07/1987US4678907 Optical scanner and sensor for monitoring power consumption
07/01/1987EP0227498A1 Centralized measuring device for electric installations
07/01/1987CN86208724U Monitor for civil kilowatt-hour meter
06/1987
06/23/1987US4674778 Locking ring for electrical measuring device
06/17/1987CN86208293U Intelligent electrical load tester
06/16/1987US4673874 Annular rotor disk for electric meter
06/16/1987US4673873 Identical left-right current stators for polyphase watthour meter
06/16/1987US4673872 Packaging for electronic demand register
06/10/1987CN86208254U Anti-steal electricity unit for electricity measuring
06/03/1987CN86208919U Closed combined cabinet for low voltage measuring
05/1987
05/27/1987CN86205628U Automatic on-off switch for electric meter voltage coil
05/13/1987EP0221110A1 Apparatus for converting analog meter indications to electrical signals
05/12/1987US4665358 Solid state electronic pulse scaler using ratio of two integers
05/07/1987WO1987002783A1 Memory programmer interface for electronic demand register
04/1987
04/21/1987US4660035 Remote monitoring system
04/21/1987US4659985 Electric meter having at least two display registers selected according to a parameter
04/21/1987CA1220821A1 Electrical energy meter having a cover-mounted time- of-day multifunction register
04/01/1987CN85106836A Peak power indicator
03/1987
03/31/1987US4654662 Apparatus for telemetry apparatus for reading utility meters
03/31/1987US4654588 Time-of-use watt-hour meter with demand profile capability
03/18/1987CN86103968A Peak-limited energy-saved electricity tariff meter
03/11/1987EP0213574A2 Battery backup installation
03/10/1987US4649337 Phase lag adjustment in electric meter
02/1987
02/24/1987US4646084 Meter reading methods and apparatus
02/18/1987CN86200601U Economizer for electric meter
02/12/1987DE3530774A1 Inductive pulse transmitter which can be mounted on a mechanism carrier of a Ferrari electricity meter
02/04/1987EP0210743A1 Meter reading methods and apparatus
01/1987
01/27/1987US4639728 Method of and system for accumulating verifiable energy demand data from remote electricity meters
01/13/1987US4636637 Method and apparatus for detecting motion through a transparent enclosure, with spurious information detecting and compensating means
01/08/1987DE3621071A1 Terminal element
12/1986
12/24/1986CN85201434U Single-phase kilowatt-hour meter with switch
12/23/1986US4631476 Memory programmer interface for electronic demand register
12/16/1986US4630211 Watt-hour meter display for informing consumer of energy consumption
12/03/1986EP0052635B1 Electricity meter
11/1986
11/19/1986CN85205495U Single phase reactive kilovoltampere-hour meter
11/12/1986CN86103887A Alternating watt-hour meter
11/11/1986US4622640 Power load survey apparatus
11/06/1986WO1986006529A1 Apparatus for converting analog meter indications to electrical signals
10/1986
10/29/1986CN85104115A Energy-saving kilowatt-hour meter and its accessory
10/22/1986CN86200028U Watt-hour meter which is able to guard against illegal using of electric power
10/15/1986CN86102030A Solid state memory cartridge
10/15/1986CN85201987U Energy-saving watt-hour meter and its additional unit
10/14/1986US4617514 Disk and gear mounting in electric watthour meter
10/14/1986CA1212722A1 Power theft detection circuit
10/08/1986EP0196408A1 Energy counter measuring system
10/08/1986EP0076809B1 Multiple rate electrical energy metering apparatus
10/08/1986CN85204963U Watt-hour meter with time-sharing control mechanism
10/08/1986CN85204959U Capacity expander for single-phase watt-hour meter
10/07/1986US4616177 Safety measurement device junction box
10/07/1986US4615113 Pilfer proofing system and method for electric utility meter box
09/1986
09/17/1986CN85205057U Digital watthour-remote sensing transducer
09/16/1986US4611478 For use with an electric meter
09/10/1986CN85102753A Kilowatt-hour meter
09/09/1986US4611167 Auxiliary winding for driving electric meter accessories
09/03/1986EP0193306A2 Solid state memory cartridge
08/1986
08/28/1986WO1986004994A1 Rate apparatus incorporated in an electric meter case
08/26/1986US4608564 Apparatus for the remote monitoring of meters and other devices
08/26/1986US4608563 Remote monitoring induction telemetering system
08/26/1986CA1210454A1 Vision obstructing shield for electric meters
08/20/1986CN85205685U Domestic protecting device with function of preventing consuming electric power illegally for watthour meter
08/12/1986US4605842 Spring-loaded installation for electronic register module
08/06/1986EP0190053A1 Watthour meter with a shielded magnetic bearing
07/1986
07/22/1986US4602211 Multiple external control actuator for electronic demand register
07/22/1986CA1208294A1 Sensing switch for a magnetically coupled communications port
07/09/1986CN85103009A Economizer for watthour meter
07/01/1986US4598248 Test operation of electronic demand register
06/1986
06/10/1986US4594545 Operation of electronic demand register following a power outage
05/1986
05/27/1986US4591782 Power supply and power monitor for electric meter
05/13/1986US4588949 Meter removal indicator
05/07/1986EP0179848A1 Operation of electronic demand register following a power outage
05/07/1986EP0179847A1 Electronic demand register
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