JPS5262068A - Electronic watthour meter - Google Patents

Electronic watthour meter

Info

Publication number
JPS5262068A
JPS5262068A JP50137949A JP13794975A JPS5262068A JP S5262068 A JPS5262068 A JP S5262068A JP 50137949 A JP50137949 A JP 50137949A JP 13794975 A JP13794975 A JP 13794975A JP S5262068 A JPS5262068 A JP S5262068A
Authority
JP
Japan
Prior art keywords
watthour meter
electronic watthour
electronic
multiplier
converters
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.)
Granted
Application number
JP50137949A
Other languages
Japanese (ja)
Other versions
JPS5819068B2 (en
Inventor
Hiroshi Amamiya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP50137949A priority Critical patent/JPS5819068B2/en
Publication of JPS5262068A publication Critical patent/JPS5262068A/en
Publication of JPS5819068B2 publication Critical patent/JPS5819068B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: To lower the operating speed of A/D converters and multiplier and make possible the calculation of electric energy at high accuracy with a simple construction by performing sampling of voltage waveforms and current waveforms at specific time intervals.
COPYRIGHT: (C)1977,JPO&Japio
JP50137949A 1975-11-17 1975-11-17 Denshiki Denryokuriyokei Expired JPS5819068B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50137949A JPS5819068B2 (en) 1975-11-17 1975-11-17 Denshiki Denryokuriyokei

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50137949A JPS5819068B2 (en) 1975-11-17 1975-11-17 Denshiki Denryokuriyokei

Publications (2)

Publication Number Publication Date
JPS5262068A true JPS5262068A (en) 1977-05-23
JPS5819068B2 JPS5819068B2 (en) 1983-04-15

Family

ID=15210465

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50137949A Expired JPS5819068B2 (en) 1975-11-17 1975-11-17 Denshiki Denryokuriyokei

Country Status (1)

Country Link
JP (1) JPS5819068B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5449180A (en) * 1977-09-27 1979-04-18 Toshiba Corp Watthour meter
JPS5450370A (en) * 1977-09-29 1979-04-20 Toshiba Corp Watt meter
JPS5828665A (en) * 1981-08-13 1983-02-19 Mitsubishi Electric Corp Watthour meter
JPH03122378U (en) * 1990-03-26 1991-12-13

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6037380A (en) * 1983-08-08 1985-02-26 トヨタ自動車株式会社 Keyless entry apparatus
JPS60258382A (en) * 1984-06-04 1985-12-20 沖電気防災株式会社 Method and apparatus for controlling building shutter or electronic lock
JPS60258381A (en) * 1984-06-04 1985-12-20 三和シヤツタ−工業株式会社 Method and apparatus for altering secret code of building shutter or electronic lock
JPS6383381A (en) * 1986-09-29 1988-04-14 三和シヤツタ−工業株式会社 Electronic lock for shutter
JPS6433881U (en) * 1988-07-29 1989-03-02
JPS6433880U (en) * 1988-07-29 1989-03-02
JPH02134294U (en) * 1989-04-14 1990-11-07

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS526569A (en) * 1975-07-07 1977-01-19 Hitachi Ltd Digital power measuring unit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS526569A (en) * 1975-07-07 1977-01-19 Hitachi Ltd Digital power measuring unit

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5449180A (en) * 1977-09-27 1979-04-18 Toshiba Corp Watthour meter
JPS5450370A (en) * 1977-09-29 1979-04-20 Toshiba Corp Watt meter
JPS6314304B2 (en) * 1977-09-29 1988-03-30 Tokyo Shibaura Electric Co
JPS5828665A (en) * 1981-08-13 1983-02-19 Mitsubishi Electric Corp Watthour meter
JPH0434107B2 (en) * 1981-08-13 1992-06-04 Mitsubishi Electric Corp
JPH03122378U (en) * 1990-03-26 1991-12-13

Also Published As

Publication number Publication date
JPS5819068B2 (en) 1983-04-15

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