GB2378768B - Digital meter for measuring alternating current - Google Patents
Digital meter for measuring alternating currentInfo
- Publication number
- GB2378768B GB2378768B GB0225361A GB0225361A GB2378768B GB 2378768 B GB2378768 B GB 2378768B GB 0225361 A GB0225361 A GB 0225361A GB 0225361 A GB0225361 A GB 0225361A GB 2378768 B GB2378768 B GB 2378768B
- Authority
- GB
- United Kingdom
- Prior art keywords
- alternating current
- digital meter
- measuring alternating
- measuring
- meter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D4/00—Tariff metering apparatus
- G01D4/002—Remote reading of utility meters
- G01D4/004—Remote reading of utility meters to a fixed location
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/16—Adaptations of counters to electricity meters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/36—Induction meters, e.g. Ferraris meters
- G01R11/38—Induction meters, e.g. Ferraris meters for single-phase operation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2000/006696 WO2001086310A1 (en) | 2000-05-05 | 2000-05-05 | Digital meter for measuring alternating current |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0225361D0 GB0225361D0 (en) | 2002-12-11 |
GB2378768A GB2378768A (en) | 2003-02-19 |
GB2378768B true GB2378768B (en) | 2004-03-24 |
Family
ID=21741153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0225361A Expired - Fee Related GB2378768B (en) | 2000-05-05 | 2000-05-05 | Digital meter for measuring alternating current |
Country Status (6)
Country | Link |
---|---|
JP (1) | JP2003532901A (en) |
AU (1) | AU2000249712A1 (en) |
CA (1) | CA2408056A1 (en) |
DE (1) | DE10085470T1 (en) |
GB (1) | GB2378768B (en) |
WO (1) | WO2001086310A1 (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3602703A (en) * | 1969-10-20 | 1971-08-31 | Ibm | Power demand predicting control system |
US4034292A (en) * | 1976-02-18 | 1977-07-05 | Westinghouse Electric Corporation | Direction sensitive opto-electronic pulse initiator for electrical meters |
US4301508A (en) * | 1979-03-28 | 1981-11-17 | Eaton Corp. | Digital processing system for time-of-day and demand meter display |
US4652855A (en) * | 1984-12-05 | 1987-03-24 | Westinghouse Electric Corp. | Portable remote meter reading apparatus |
US6026355A (en) * | 1996-09-18 | 2000-02-15 | Itron, Inc. | Solid state watt-hour meter using GMR sensor |
-
2000
- 2000-05-05 AU AU2000249712A patent/AU2000249712A1/en not_active Abandoned
- 2000-05-05 DE DE10085470T patent/DE10085470T1/en not_active Ceased
- 2000-05-05 GB GB0225361A patent/GB2378768B/en not_active Expired - Fee Related
- 2000-05-05 CA CA002408056A patent/CA2408056A1/en not_active Abandoned
- 2000-05-05 WO PCT/US2000/006696 patent/WO2001086310A1/en active Application Filing
- 2000-05-05 JP JP2001583202A patent/JP2003532901A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3602703A (en) * | 1969-10-20 | 1971-08-31 | Ibm | Power demand predicting control system |
US4034292A (en) * | 1976-02-18 | 1977-07-05 | Westinghouse Electric Corporation | Direction sensitive opto-electronic pulse initiator for electrical meters |
US4301508A (en) * | 1979-03-28 | 1981-11-17 | Eaton Corp. | Digital processing system for time-of-day and demand meter display |
US4652855A (en) * | 1984-12-05 | 1987-03-24 | Westinghouse Electric Corp. | Portable remote meter reading apparatus |
US6026355A (en) * | 1996-09-18 | 2000-02-15 | Itron, Inc. | Solid state watt-hour meter using GMR sensor |
Also Published As
Publication number | Publication date |
---|---|
GB0225361D0 (en) | 2002-12-11 |
WO2001086310A1 (en) | 2001-11-15 |
DE10085470T1 (en) | 2003-05-08 |
AU2000249712A1 (en) | 2001-11-20 |
CA2408056A1 (en) | 2001-11-15 |
JP2003532901A (en) | 2003-11-05 |
GB2378768A (en) | 2003-02-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20080505 |