USB223901I5 - - Google Patents
Info
- Publication number
- USB223901I5 USB223901I5 US223901DD USB223901I5 US B223901 I5 USB223901 I5 US B223901I5 US 223901D D US223901D D US 223901DD US B223901 I5 USB223901 I5 US B223901I5
- Authority
- US
- United States
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
- H01H33/75—Liquid-break switches, e.g. oil-break
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES131397D DE714592C (en) | 1938-03-25 | 1938-03-25 | Oil switch, especially for high voltage alternating current |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| USB223901I5 true USB223901I5 (en) |
Family
ID=7538743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US223901D Pending USB223901I5 (en) | 1938-03-25 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | USB223901I5 (en) |
| BE (1) | BE427269A (en) |
| DE (1) | DE714592C (en) |
| FR (1) | FR835879A (en) |
| NL (1) | NL52104C (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL169844B (en) * | 1951-05-25 | Iwema Foerpacknings Ab | TOOL FOR WELDING THERMOPLASTIC FOIL BLADES TOGETHER. | |
| DE1017682B (en) * | 1953-01-10 | 1957-10-17 | Sachsenwerk Licht & Kraft Ag | Loeschkammer for low-oil electrical circuit breakers with a pressure storage chamber |
| US2806110A (en) * | 1954-05-26 | 1957-09-10 | Westinghouse Electric Corp | Circuit interrupters |
| FR1108749A (en) * | 1954-06-18 | 1956-01-17 | Device for interrupting high power electric arcs | |
| DE1095916B (en) * | 1955-02-16 | 1960-12-29 | Siemens Ag | Electrical high pressure liquid switch |
| US2809259A (en) * | 1955-04-15 | 1957-10-08 | Westinghouse Electric Corp | Circuit interrupters |
| DE1125993B (en) * | 1956-09-03 | 1962-03-22 | Emil Lange | Electric switch with arc extinguishing by a flow of pressure extinguishing agent generated by the arc itself |
| DE1125994B (en) * | 1957-07-19 | 1962-03-22 | Emil Lange | Electric switch with arc extinguishing by a flow of pressure extinguishing agent generated by the arc itself |
| DE1087666B (en) * | 1958-08-21 | 1960-08-25 | Continental Elektro Ind Ag | High voltage liquid switch |
| NL120453C (en) * | 1960-06-14 | |||
| US3123698A (en) * | 1961-02-10 | 1964-03-03 | Circuit breakers having interrupting contacts | |
| DE1218042B (en) * | 1961-07-12 | 1966-06-02 | Hubert S Hayes | Electrical switch with contacts operated by a rotating drive system |
-
0
- BE BE427269D patent/BE427269A/xx unknown
- US US223901D patent/USB223901I5/en active Pending
- NL NL52104D patent/NL52104C/xx active
-
1938
- 1938-03-25 DE DES131397D patent/DE714592C/en not_active Expired
- 1938-03-29 FR FR835879D patent/FR835879A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR835879A (en) | 1939-01-05 |
| DE714592C (en) | 1941-12-03 |
| BE427269A (en) | |
| NL52104C (en) |