DE1806587B2 - VALVE DRAIN - Google Patents
VALVE DRAINInfo
- Publication number
- DE1806587B2 DE1806587B2 DE19681806587 DE1806587A DE1806587B2 DE 1806587 B2 DE1806587 B2 DE 1806587B2 DE 19681806587 DE19681806587 DE 19681806587 DE 1806587 A DE1806587 A DE 1806587A DE 1806587 B2 DE1806587 B2 DE 1806587B2
- Authority
- DE
- Germany
- Prior art keywords
- valve drain
- drain
- valve
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T4/00—Overvoltage arresters using spark gaps
- H01T4/16—Overvoltage arresters using spark gaps having a plurality of gaps arranged in series
-
- 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
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/06—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using spark-gap arresters
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE15144/67A SE352992B (en) | 1967-11-06 | 1967-11-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE1806587A1 DE1806587A1 (en) | 1969-07-24 |
DE1806587B2 true DE1806587B2 (en) | 1971-11-18 |
Family
ID=20300218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19681806587 Withdrawn DE1806587B2 (en) | 1967-11-06 | 1968-11-02 | VALVE DRAIN |
Country Status (7)
Country | Link |
---|---|
US (1) | US3566197A (en) |
JP (1) | JPS5419985B1 (en) |
CH (1) | CH491521A (en) |
DE (1) | DE1806587B2 (en) |
FR (1) | FR1593113A (en) |
GB (1) | GB1193558A (en) |
SE (1) | SE352992B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE361379B (en) * | 1972-03-21 | 1973-10-29 | Asea Ab | |
GB1404240A (en) * | 1972-10-23 | 1975-08-28 | Bowthorpe Hellermann Ltd | Lightning arresters and surge diverters |
SE397026B (en) * | 1975-03-18 | 1977-10-10 | Asea Ab | VALVE DETECTOR DEVICE |
US4347539A (en) * | 1981-06-03 | 1982-08-31 | Westinghouse Electric Corp. | Electrical equipment protective apparatus with energy balancing among parallel varistors |
US4807082A (en) * | 1987-05-14 | 1989-02-21 | General Electric Corporation | Current surge protector for power fuses |
US4945442A (en) * | 1989-01-30 | 1990-07-31 | The Boeing Company | Protective circuitry for high-energy transients |
US6917501B2 (en) * | 2003-02-26 | 2005-07-12 | Hewlett-Packard Development Company, L.P. | Electrostatic discharge protection apparatus and method employing a high frequency noncoupled starter circuit |
-
1967
- 1967-11-06 SE SE15144/67A patent/SE352992B/xx unknown
-
1968
- 1968-10-28 US US771210A patent/US3566197A/en not_active Expired - Lifetime
- 1968-11-02 DE DE19681806587 patent/DE1806587B2/en not_active Withdrawn
- 1968-11-05 GB GB52367/68A patent/GB1193558A/en not_active Expired
- 1968-11-05 CH CH1651468A patent/CH491521A/en not_active IP Right Cessation
- 1968-11-05 FR FR1593113D patent/FR1593113A/fr not_active Expired
- 1968-11-06 JP JP7999368A patent/JPS5419985B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CH491521A (en) | 1970-05-31 |
JPS5419985B1 (en) | 1979-07-19 |
SE352992B (en) | 1973-01-15 |
US3566197A (en) | 1971-02-23 |
DE1806587A1 (en) | 1969-07-24 |
FR1593113A (en) | 1970-05-25 |
GB1193558A (en) | 1970-06-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
E77 | Valid patent as to the heymanns-index 1977 | ||
8339 | Ceased/non-payment of the annual fee |