Patents for G01R 11 - Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption (8,227) |
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02/11/2004 | CN1474488A Automatic monitor for electric energy metering |
02/05/2004 | US20040021568 Magnetic field sensing for tamper identification |
01/31/2004 | CA2427553A1 Magnetic field sensing for tamper identification |
01/29/2004 | DE10231306A1 Ferrariszähler mit einer Schaltungsanordnung zum Schutz gegen fehlerhafte oder manipulierte Beschaltung Ferrari counter to a circuit arrangement for protection against faulty wiring or manipulated |
01/28/2004 | EP1384288A2 Line connector, especially for an electric meter |
01/21/2004 | CN2600818Y Pre-payment electric meter |
01/20/2004 | US6679723 Electric power watthour meter with cover handles |
01/15/2004 | US20040008023 Real-time charging electronic watthour meter |
01/15/2004 | US20040008019 Method and apparatus for electronic meter testing |
01/14/2004 | CN2599590Y Intelligent controller for preventing illegal using electricity |
01/14/2004 | CN2599589Y Integrated electric meter box for preventing illegal using electricity |
01/14/2004 | CN1467503A Method for installing ammeter to prevent electricity theft over ammeters |
01/14/2004 | CN1467502A Method for detecting fraudulent use of electricity by short connection |
01/08/2004 | WO2004003573A1 Electrical-energy meter |
01/07/2004 | CN2597993Y Current adjustable high-voltage power metering box with intelligent lock |
01/07/2004 | CN2597992Y Pulse degree counter for closed electric energy meter capable of preventing strong magnetism and fraudulent use of electricity |
01/07/2004 | CN2597991Y Base frame for three-phase watt-hour meter |
01/01/2004 | US20040000900 Electrical-energy meter |
12/30/2003 | US6671636 Apparatus, method and article of manufacture for utility monitoring |
12/24/2003 | WO2003107501A1 Power assemblies, methods and uses thereof |
12/24/2003 | DE20315263U1 Zählerplatz für wenigstens einen Stromzähler Counter space for at least one electric meter |
12/24/2003 | CN2594797Y Penetrative sensing kilowatt-hour meter |
12/17/2003 | CN2593198Y Full-function power-supply monitoring apparatus |
12/17/2003 | CN2593197Y Opening-proof watt-hour meter |
12/16/2003 | US6663405 Disconnect watthour meter socket adapter |
12/11/2003 | US20030227179 Electric meter security lock |
12/04/2003 | WO2003054562A3 Method for checking the electrical safety of a household appliance, and corresponding household appliance |
12/04/2003 | DE20313421U1 Security sealing system for electricity meter, has bolt with flexure and hooked part engaging housing of meter and bolt end extending through baseplate |
12/03/2003 | CN2589988Y Ammeter |
11/27/2003 | WO2002073742A3 Line connector, especially for an electric meter |
11/26/2003 | CN2588377Y Insertion type connecting mechanism for electric meter casing |
11/26/2003 | CN1458530A Electronic meter recording method |
11/20/2003 | DE20313847U1 Rectangular cover plate with sealing system for electricity meter, has hooks formed by stamping out tongues and has hook with security seal in one corner |
11/19/2003 | CN1456896A Mechanical electric energy meter digital method and device thereof |
11/12/2003 | EP1218699B1 Supply meter for liquid and gaseous mediums |
11/06/2003 | WO2003091964A1 Method of using flash memory for storing metering data |
11/06/2003 | CA2483415A1 Method of using flash memory for storing metering data |
11/05/2003 | EP1358493A1 Measuring circuit arrangement for electricity meters for direct connection |
10/30/2003 | US20030201904 Method of using flash memory for storing metering data |
10/30/2003 | DE20313083U1 Magnetic field investigation device for detecting, visualizing and documenting the effects of a magnetic field on a metallic test component, e.g. a utility meter, magnetic field sensor or magnetic data medium |
10/29/2003 | EP1356306A1 Inner component board assembly for an electric utility meter |
10/29/2003 | CN2583681Y Large current straight through electric energy of non large current contact |
10/28/2003 | US6639518 Automated alarm setpoint learning in an electrical meter |
10/22/2003 | CN2582001Y Network electric meter for multiple charges |
10/21/2003 | US6635822 Snap-in meter |
10/15/2003 | CN2580447Y Electric meter box with self locking anti-fraudulent use of electricity mechanism |
10/15/2003 | CN2580446Y Anti-fraudulent use of electricity automatic management system |
10/15/2003 | CN2580445Y Pulse meter |
10/14/2003 | US6633476 Watt-hour meter adapters with TVSS indicators |
10/08/2003 | CN2578833Y Single phase electronic kilowatt meter against charge evasion |
10/08/2003 | CN1447121A Anti electric larceny three phase electric energy meters |
10/02/2003 | WO2003081262A1 Modular housing for electrical instrument and mounting member therefor |
10/02/2003 | US20030184956 Overall watthour metter enclosure safety replacement window |
10/02/2003 | US20030184280 Power monitoring system |
10/02/2003 | CA2477570A1 Modular housing for electrical instrument and mounting member therefor |
10/01/2003 | CN2577294Y Monitor for preventing ilegal-use of electricity |
10/01/2003 | CN2577293Y Electronic ilegal-use-proofing long-distance alarm watt-hour meter |
10/01/2003 | CN2577292Y Lead sealing structure of electronic electric energy meter |
10/01/2003 | CN2577291Y Optical fiber electricity meter |
10/01/2003 | CN1445553A Electric meter with ferrite magnetic bearing |
10/01/2003 | CN1122849C Household multifunction monophase watt-hour meter box of preventing fraudulent use of electricity |
09/24/2003 | CN2575681Y Laser de-aluminium holographic antifake sign |
09/17/2003 | CN2574063Y Electric energy meter with time code receiver |
09/10/2003 | CN1441523A Distribution panel for fitting jack patch board without cut-off electricity |
09/09/2003 | US6618684 System and method for digitally compensating frequency and temperature induced errors in amplitude and phase shift in current sensing of electronic energy meters |
09/09/2003 | US6617978 Electricity meter |
09/03/2003 | EP1340986A2 Electricity meter housing |
09/03/2003 | CN2570799Y Single-phase multi-rate electronic style electric energy meter |
09/03/2003 | CN2570797Y Anti-fraudulent protector for electric meter |
09/03/2003 | CN2570796Y Electric energy meter cordless capping lead sealing |
09/03/2003 | CN2570795Y Modular combination ammeter |
09/03/2003 | CN1439881A Intellectual method and device against electric charge evasion |
09/02/2003 | US6614219 Metering assembly |
09/02/2003 | US6612866 Voltage isolator connector device for printed circuit board assembly |
08/28/2003 | US20030161092 Distribution board with uninterruptible socket terminal block |
08/27/2003 | CN2569154Y Electromagnetic shielding type electronic electric meter |
08/27/2003 | CN2569152Y Intelligent controller for multiple user's meters |
08/27/2003 | CN2569151Y Secondary anti-fraudulent use of electricity cover for mutual inductor |
08/27/2003 | CN2569150Y Intelligent anti-fraudulent use of electricity single phase electric meter |
08/27/2003 | CN2569149Y Anti-fraudulent use of electricity monitor |
08/27/2003 | CN2569148Y Power source device for power meter |
08/26/2003 | US6611134 Open type electricity meter |
08/19/2003 | US6609048 Power amount control method |
08/14/2003 | US20030151886 System and method for retrofitting utility meter reading modules |
08/13/2003 | CN2566274Y Counter for kilowatt-hour meter |
08/13/2003 | CN1118041C Automatic system for reading and recording electric power meter |
08/12/2003 | US6605937 Modular meter with base barrier |
08/07/2003 | WO2003065055A2 Magnetic field detection system for an electricity meter |
08/06/2003 | CN2565026Y Multifunctional electric energy meter |
08/06/2003 | CN2565025Y Strong interference-preventing electronic type electric energy metering counter |
07/31/2003 | WO2003062093A2 Valve stem for use in a metering valve |
07/31/2003 | CA2469312A1 Valve stem for use in a metering valve |
07/30/2003 | CN2563581Y Electromechanical integrated non-return meter |
07/30/2003 | CN2563580Y Temperature compensation type ferrite magnetic bearing |
07/30/2003 | CN2563579Y Surface cover of electric meter box |
07/23/2003 | CN2562190Y Kilowatt meter against charge evasion |
07/23/2003 | CN2562189Y Electromechanical integrated kilowatt meter against charge evasion |
07/23/2003 | CN2562188Y Magnetic bearing for kilowatt meter |
07/23/2003 | CN2562187Y Single phase LCD/counter carrier electric energy gauge |
07/23/2003 | CN2562186Y Multifunctional single phase mechanical kilowatt meter |