JPS4888930U - - Google Patents
Info
- Publication number
- JPS4888930U JPS4888930U JP801773U JP801773U JPS4888930U JP S4888930 U JPS4888930 U JP S4888930U JP 801773 U JP801773 U JP 801773U JP 801773 U JP801773 U JP 801773U JP S4888930 U JPS4888930 U JP S4888930U
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/008—Intrinsically safe circuits
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Control Of Electrical Variables (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2202638 | 1972-01-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4888930U true JPS4888930U (en:Method) | 1973-10-26 |
| JPS5344661Y2 JPS5344661Y2 (en:Method) | 1978-10-26 |
Family
ID=5833530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1973008017U Expired JPS5344661Y2 (en:Method) | 1972-01-20 | 1973-01-18 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5344661Y2 (en:Method) |
| DE (1) | DE2202638C2 (en:Method) |
| GB (1) | GB1363392A (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3973170A (en) * | 1974-09-09 | 1976-08-03 | Honeywell Inc. | Intrinsic safety barrier |
| DE3905772C2 (de) * | 1989-02-24 | 1996-10-17 | Dbt Gmbh | Elektrisches Energieübertragungssystem für die eigensichere Energieübertragung |
| FI103228B1 (fi) * | 1995-05-05 | 1999-05-14 | Mikro Pulssi Oy | Vaimennuskomponentti |
| DE19846757C1 (de) * | 1998-10-10 | 2000-06-21 | Abb Patent Gmbh | Schutzschaltungsanordnung zur spannungsbegrenzten Speisung von Zwei-Leiter-Meßumformern |
| DE102008043047A1 (de) * | 2008-10-22 | 2010-04-29 | Endress + Hauser Flowtec Ag | Schutzschaltung und Messgerät mit einer solchen Schutzschaltung |
| GB201608819D0 (en) * | 2016-05-19 | 2016-07-06 | Cooper Technologies Co | Electronic device and surge handling |
-
1972
- 1972-01-20 DE DE19722202638D patent/DE2202638C2/de not_active Expired
-
1973
- 1973-01-18 GB GB257973A patent/GB1363392A/en not_active Expired
- 1973-01-18 JP JP1973008017U patent/JPS5344661Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5344661Y2 (en:Method) | 1978-10-26 |
| GB1363392A (en) | 1974-08-14 |
| DE2202638B1 (de) | 1973-04-19 |
| DE2202638C2 (de) | 1975-04-03 |