JPS4815299Y1 - - Google Patents
Info
- Publication number
- JPS4815299Y1 JPS4815299Y1 JP1968107246U JP10724668U JPS4815299Y1 JP S4815299 Y1 JPS4815299 Y1 JP S4815299Y1 JP 1968107246 U JP1968107246 U JP 1968107246U JP 10724668 U JP10724668 U JP 10724668U JP S4815299 Y1 JPS4815299 Y1 JP S4815299Y1
- Authority
- JP
- Japan
- 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
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C10/00—Arrangements of electric power supplies in time pieces
- G04C10/04—Arrangements of electric power supplies in time pieces with means for indicating the condition of the power supply
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/54—Testing for continuity
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C15/00—Clocks driven by synchronous motors
- G04C15/0009—Clocks driven by synchronous motors without power-reserve
- G04C15/0036—Clocks driven by synchronous motors without power-reserve provided with means for indicating disturbance
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Audible And Visible Signals (AREA)
- Emergency Alarm Devices (AREA)
- Emergency Protection Circuit Devices (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1968107246U JPS4815299Y1 (fi) | 1968-12-09 | 1968-12-09 | |
| US881711A US3641545A (en) | 1968-12-09 | 1969-12-03 | Device for indicating interrupted electric service |
| DE19691961410 DE1961410C (de) | 1968-12-09 | 1969-12-08 | Vorrichtung zur Anzeige von Unterbrechungen bei der Wechselstromversorgung für elektrische Maschinen oder Geräte |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1968107246U JPS4815299Y1 (fi) | 1968-12-09 | 1968-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4815299Y1 true JPS4815299Y1 (fi) | 1973-04-27 |
Family
ID=14454169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1968107246U Expired JPS4815299Y1 (fi) | 1968-12-09 | 1968-12-09 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3641545A (fi) |
| JP (1) | JPS4815299Y1 (fi) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS579756Y2 (fi) * | 1975-01-29 | 1982-02-24 | ||
| US4258968A (en) * | 1979-04-13 | 1981-03-31 | Holt Kenneth M | Generator adaptor |
| JPS59157575A (ja) * | 1983-02-27 | 1984-09-06 | Anritsu Corp | スペクトラムアナライザ |
| JPS6057231U (ja) * | 1983-09-27 | 1985-04-22 | オムロン株式会社 | 電源オフディレ−タイマ |
| US5239441A (en) * | 1990-08-20 | 1993-08-24 | Portland General Electric Corporation | Underground power line fault locating system |
| CN101603996A (zh) * | 2008-06-13 | 2009-12-16 | 鸿富锦精密工业（深圳）有限公司 | 电源警示系统及方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1788111A (en) * | 1928-08-22 | 1931-01-06 | Westinghouse Electric & Mfg Co | Street-lighting system |
| US2081450A (en) * | 1934-12-28 | 1937-05-25 | William P Elliot | Distress signal for electricallyoperated clocks |
| DE1186760B (de) * | 1963-03-27 | 1965-02-04 | Heinrich Hartkorn Jun | Schaltungsanordnung zur kontaktlosen UEberwachung von Verbraucherstromkreisen |
-
1968
- 1968-12-09 JP JP1968107246U patent/JPS4815299Y1/ja not_active Expired
-
1969
- 1969-12-03 US US881711A patent/US3641545A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3641545A (en) | 1972-02-08 |
| DE1961410A1 (de) | 1970-06-18 |
| DE1961410B2 (de) | 1972-10-05 |