BE554518A - - Google Patents
Info
- Publication number
- BE554518A BE554518A BE554518DA BE554518A BE 554518 A BE554518 A BE 554518A BE 554518D A BE554518D A BE 554518DA BE 554518 A BE554518 A BE 554518A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
- H01H50/74—Mechanical means for producing a desired natural frequency of operation of the contacts, e.g. for self-interrupter
- H01H50/76—Mechanical means for producing a desired natural frequency of operation of the contacts, e.g. for self-interrupter using reed or blade spring
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electromagnets (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US585533A US2877319A (en) | 1956-05-17 | 1956-05-17 | Electromechanical vibrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE554518A true BE554518A (xx) |
Family
ID=24341857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE554518D BE554518A (xx) | 1956-05-17 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2877319A (xx) |
| BE (1) | BE554518A (xx) |
| FR (1) | FR1173002A (xx) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3043932A (en) * | 1959-03-30 | 1962-07-10 | Zenith Radio Corp | Polarized relay |
| US3277408A (en) * | 1965-02-08 | 1966-10-04 | Leeds & Northrup Co | Synchronous converter with antibounce characteristics |
| US3344374A (en) * | 1966-06-13 | 1967-09-26 | Bell Telephone Labor Inc | Electromagnetic vibrator having an improved contact support |
| US3662300A (en) * | 1970-12-23 | 1972-05-09 | Bell Telephone Labor Inc | Vibrating reed selector having improved contact configuration |
| US7789707B2 (en) * | 2006-03-03 | 2010-09-07 | Nhk Spring Co., Ltd. | Conductive contact unit |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US524165A (en) * | 1894-08-07 | Louis welton downes | ||
| US322694A (en) * | 1885-07-21 | Patrick b | ||
| US711386A (en) * | 1901-06-29 | 1902-10-14 | Leo Daft | Means for signaling to or communicating with ships. |
| US821992A (en) * | 1902-05-01 | 1906-05-29 | North Electric Co | Relay device. |
| FR334196A (fr) * | 1903-04-18 | 1903-12-14 | Ewald Leimer | Rapide-interrupteur électromagnétique |
| AT134721B (de) * | 1932-10-04 | 1933-09-25 | Israel Loew-Stieglitz | Vorrichtung zur Erzeugung von hochgespanntem Wechselstrom für gasgefüllte Leuchtröhren, z. B. Neonröhren od. dgl. |
| US2614188A (en) * | 1947-01-31 | 1952-10-14 | Leeds & Northrup Co | Vibratory type of synchronous converter |
| US2678360A (en) * | 1951-04-25 | 1954-05-11 | Servomechanisms Inc | Vibrator |
| US2698366A (en) * | 1952-04-02 | 1954-12-28 | Oak Mfg Co | Electromagnetic chopper |
| US2758173A (en) * | 1954-03-22 | 1956-08-07 | Iron Fireman Mfg Co | Electric circuit chopper |
| US2789177A (en) * | 1954-10-25 | 1957-04-16 | Mallory & Co Inc P R | Synchronous vibrators |
-
0
- BE BE554518D patent/BE554518A/xx unknown
-
1956
- 1956-05-17 US US585533A patent/US2877319A/en not_active Expired - Lifetime
-
1957
- 1957-03-15 FR FR1173002D patent/FR1173002A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1173002A (fr) | 1959-02-18 |
| US2877319A (en) | 1959-03-10 |