BE498493A - - Google Patents
Info
- Publication number
- BE498493A BE498493A BE498493DA BE498493A BE 498493 A BE498493 A BE 498493A BE 498493D A BE498493D A BE 498493DA BE 498493 A BE498493 A BE 498493A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/28—Relays having both armature and contacts within a sealed casing outside which the operating coil is located, e.g. contact carried by a magnetic leaf spring or reed
- H01H51/284—Polarised relays
-
- 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 |
|---|---|---|---|
| US119596A US2609464A (en) | 1949-10-05 | 1949-10-05 | Relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE498493A true BE498493A (en) |
Family
ID=22385235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE498493D BE498493A (en) | 1949-10-05 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2609464A (en) |
| BE (1) | BE498493A (en) |
| CH (1) | CH288865A (en) |
| DE (1) | DE818981C (en) |
| FR (1) | FR1019024A (en) |
| GB (1) | GB691207A (en) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2769875A (en) * | 1953-09-25 | 1956-11-06 | Bell Telephone Labor Inc | Mercury contact switch |
| NL99827C (en) * | 1953-10-07 | |||
| US2797329A (en) * | 1954-11-04 | 1957-06-25 | Research Corp | Mercury contact switch impulse generator |
| US2901580A (en) * | 1954-12-28 | 1959-08-25 | Ibm | Electrical contact device |
| FR1100393A (en) * | 1955-02-08 | 1955-09-20 | Miniature electromagnetic relay | |
| US2821597A (en) * | 1955-03-18 | 1958-01-28 | Bell Telephone Labor Inc | Register relay |
| US2844687A (en) * | 1956-08-03 | 1958-07-22 | Arthur H Gottfried | Electromechanical switching element |
| NL223418A (en) * | 1956-12-21 | |||
| US2945931A (en) * | 1957-04-15 | 1960-07-19 | Magnavox Co | Switch assembly |
| US2868926A (en) * | 1957-06-25 | 1959-01-13 | Bell Telephone Labor Inc | Switch |
| US2957961A (en) * | 1957-08-14 | 1960-10-25 | Clare & Co C P | Switching device |
| US2907846A (en) * | 1957-09-17 | 1959-10-06 | Siemens Ag | Polarized switching contact device |
| US2923792A (en) * | 1958-09-22 | 1960-02-02 | Fry Carroll Brooks | Magnetic switch |
| US3061696A (en) * | 1958-10-29 | 1962-10-30 | Bell Telephone Labor Inc | Switching device |
| US3064097A (en) * | 1958-12-12 | 1962-11-13 | Wurlitzer Co | Resonant reed relay |
| US3026390A (en) * | 1959-01-19 | 1962-03-20 | Clare & Co C P | Relay construction |
| US3043932A (en) * | 1959-03-30 | 1962-07-10 | Zenith Radio Corp | Polarized relay |
| US3020369A (en) * | 1959-04-27 | 1962-02-06 | Bell Telephone Labor Inc | Circuit controller |
| US3008021A (en) * | 1959-12-10 | 1961-11-07 | Bell Telephone Labor Inc | Electrically controlled switching device |
| US3048677A (en) * | 1961-03-31 | 1962-08-07 | Bell Telephone Labor Inc | Switching device |
| US3246662A (en) * | 1962-10-11 | 1966-04-19 | Sperry Rand Corp | Flux-actuated fluid logic device |
| US3324430A (en) * | 1965-08-16 | 1967-06-06 | Lucia Victor E De | Vacuum relay |
| GB1183142A (en) * | 1968-01-08 | 1970-03-04 | Telephone Mfg Co Ltd | Improvements in or relating to Mercury-Wetted Magnetic Reed Contact Relays |
| GB1200968A (en) * | 1968-07-06 | 1970-08-05 | Adams & Westlake Co | Electromagnetically operable relays |
| US4236129A (en) * | 1979-06-20 | 1980-11-25 | Gordos Corporation | Mercury contact switch |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1774108A (en) * | 1926-03-31 | 1930-08-26 | Time O Stat Controls Company | Electric switch |
| US2277215A (en) * | 1940-06-27 | 1942-03-24 | Bell Telephone Labor Inc | Relay contact device |
| US2445406A (en) * | 1944-07-21 | 1948-07-20 | Bell Telephone Labor Inc | Circuit maker and breaker |
| BE482168A (en) * | 1947-09-19 |
-
0
- BE BE498493D patent/BE498493A/xx unknown
-
1949
- 1949-10-05 US US119596A patent/US2609464A/en not_active Expired - Lifetime
-
1950
- 1950-05-19 CH CH288865D patent/CH288865A/en unknown
- 1950-05-24 FR FR1019024D patent/FR1019024A/en not_active Expired
- 1950-09-13 DE DEW3575A patent/DE818981C/en not_active Expired
- 1950-10-03 GB GB24132/50A patent/GB691207A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB691207A (en) | 1953-05-06 |
| US2609464A (en) | 1952-09-02 |
| DE818981C (en) | 1951-11-05 |
| FR1019024A (en) | 1953-01-15 |
| CH288865A (en) | 1953-02-15 |