NL17237C - - Google Patents
Info
- Publication number
- NL17237C NL17237C NL33280A NL33280A NL17237C NL 17237 C NL17237 C NL 17237C NL 33280 A NL33280 A NL 33280A NL 33280 A NL33280 A NL 33280A NL 17237 C NL17237 C NL 17237C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
- H01H1/54—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position by magnetic force
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEA38848D DE398478C (en) | 1922-11-07 | 1922-11-07 | Switch for large instantaneous currents |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL17237C true NL17237C (en) | 1927-11-15 |
Family
ID=6931044
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL25432A NL13662C (en) | 1922-11-07 | 1923-10-23 | |
| NL33280A NL17237C (en) | 1922-11-07 | 1926-04-29 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL25432A NL13662C (en) | 1922-11-07 | 1923-10-23 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US1754349A (en) |
| BE (2) | BE313531A (en) |
| DE (1) | DE398478C (en) |
| FR (2) | FR572439A (en) |
| GB (2) | GB206522A (en) |
| NL (2) | NL13662C (en) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE758950C (en) * | 1940-02-09 | 1952-04-17 | Porzellanfabrik Kahla | Pin-shaped and tubular break contact intended for high-voltage switches |
| FR958108A (en) * | 1943-07-13 | 1950-03-03 | ||
| US2590523A (en) * | 1947-10-11 | 1952-03-25 | Westinghouse Electric Corp | Circuit interrupter contact pressure increasing device |
| US2767923A (en) * | 1953-07-20 | 1956-10-23 | Milwaukee Gas Specialty Co | Modulating and shut-off control apparatus |
| CH334097A (en) * | 1955-04-06 | 1958-11-15 | Bbc Brown Boveri & Cie | Contact arrangement on circuit breakers |
| FR1132564A (en) * | 1955-06-15 | 1957-03-13 | Electronique & Automatisme Sa | Advanced electromagnetic relays |
| US2857543A (en) * | 1956-06-06 | 1958-10-21 | Walter H Kohl | Cathode structure for indirectly heated narrow elongated emitting surfaces |
| FR1225685A (en) * | 1958-12-23 | 1960-07-04 | Merlin Gerin | Improvements to electrodynamically compensated pressure contacts |
| US3056426A (en) * | 1960-10-21 | 1962-10-02 | Hauser Fred | Distributors |
| NL300258A (en) * | 1962-11-14 | |||
| DE1278590B (en) * | 1965-09-13 | 1968-09-26 | Jennings Radio Mfg Corp | Vacuum switch |
| US4467301A (en) * | 1982-08-27 | 1984-08-21 | Essex Group, Inc. | Electric switch having enhanced fault current capability |
| US6399907B1 (en) * | 2001-06-13 | 2002-06-04 | Honeywell International Inc. | Helical coil switch contact assembly |
| DE10144440C1 (en) | 2001-09-06 | 2002-08-29 | Siemens Ag | Switching contact arrangement with a device for amplifying a contact force acting between switching contacts |
| FR2993092B1 (en) * | 2012-07-03 | 2015-04-17 | Schneider Electric Ind Sas | CUTTING APPARATUS COMPRISING MEANS FOR MAINTAINING CLOSURE OF CONTACTS |
| US11033018B2 (en) * | 2017-01-06 | 2021-06-15 | Bayer Cropscience Lp | Sensor for a wireless animal trap detection system |
-
1922
- 1922-11-07 DE DEA38848D patent/DE398478C/en not_active Expired
-
1923
- 1923-10-23 NL NL25432A patent/NL13662C/xx active
- 1923-10-29 US US671583A patent/US1754349A/en not_active Expired - Lifetime
- 1923-10-30 BE BE313531D patent/BE313531A/xx unknown
- 1923-10-30 FR FR572439D patent/FR572439A/en not_active Expired
- 1923-11-06 GB GB27933/23A patent/GB206522A/en not_active Expired
-
1926
- 1926-04-29 NL NL33280A patent/NL17237C/xx active
- 1926-05-21 GB GB13082/26A patent/GB255795A/en not_active Expired
- 1926-06-24 BE BE334990D patent/BE334990A/xx unknown
- 1926-06-25 FR FR32024D patent/FR32024E/en not_active Expired
- 1926-08-25 US US131329A patent/US1709947A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NL13662C (en) | 1925-10-15 |
| BE313531A (en) | 1928-11-15 |
| BE334990A (en) | 1926-07-31 |
| GB255795A (en) | 1926-07-29 |
| GB206522A (en) | 1924-12-18 |
| US1709947A (en) | 1929-04-23 |
| FR32024E (en) | 1927-08-29 |
| FR572439A (en) | 1924-06-05 |
| DE398478C (en) | 1924-07-09 |
| US1754349A (en) | 1930-04-15 |