NL255854A - - Google Patents
Info
- Publication number
- NL255854A NL255854A NL255854DA NL255854A NL 255854 A NL255854 A NL 255854A NL 255854D A NL255854D A NL 255854DA NL 255854 A NL255854 A NL 255854A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/06—Contacts characterised by the shape or structure of the contact-making surface, e.g. grooved
- H01H1/08—Contacts characterised by the shape or structure of the contact-making surface, e.g. grooved wetted with mercury
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US848028A US3018354A (en) | 1959-10-22 | 1959-10-22 | Means for preventing contact sticking in mercury contact switches |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL255854A true NL255854A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=25302148
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL255854D NL255854A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1959-10-22 | ||
| NL126656D NL126656C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1959-10-22 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL126656D NL126656C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1959-10-22 |
Country Status (6)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE624902A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1961-11-16 | |||
| DE1514762B2 (de) * | 1965-05-28 | 1970-06-25 | : Standard Elektrik Lorenz AG, 7000 Stuttgart | Haftrelais |
| US3356813A (en) * | 1965-06-02 | 1967-12-05 | Nippon Electric Co | Mercury sealed contact switch |
| NL137148C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1967-03-03 | |||
| SE434895B (sv) * | 1979-02-21 | 1984-08-20 | Mo Inzh Fizichesky I | Kvicksilverkontakt och forfarande for framstellning av densamma |
| US6979789B1 (en) | 2005-03-21 | 2005-12-27 | Agilent Technologies, Inc. | Switches having wettable surfaces comprising a material that does not form alloys with a switching fluid, and method of making same |
| US11309140B2 (en) * | 2019-01-04 | 2022-04-19 | Littelfuse, Inc. | Contact switch coating |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2547536A (en) * | 1951-04-03 | Formation of a surface easily | ||
| US2319259A (en) * | 1941-10-29 | 1943-05-18 | Wilson H A Co | Contact |
| US2732459A (en) * | 1953-09-21 | 1956-01-24 | pollard | |
| US2796495A (en) * | 1953-12-23 | 1957-06-18 | Baker & Co Inc | Electrical contact elements |
-
0
- NL NL255854D patent/NL255854A/xx unknown
- NL NL126656D patent/NL126656C/xx active
-
1959
- 1959-10-22 US US848028A patent/US3018354A/en not_active Expired - Lifetime
-
1960
- 1960-08-26 DE DEW28451A patent/DE1147647B/de active Pending
- 1960-09-28 FR FR839791A patent/FR1274696A/fr not_active Expired
- 1960-10-05 GB GB34136/60A patent/GB929669A/en not_active Expired
- 1960-10-17 BE BE596077A patent/BE596077A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3018354A (en) | 1962-01-23 |
| GB929669A (en) | 1963-06-26 |
| BE596077A (fr) | 1961-02-15 |
| NL126656C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| DE1147647B (de) | 1963-04-25 |
| FR1274696A (fr) | 1961-10-27 |