BE638981A - - Google Patents
Info
- Publication number
- BE638981A BE638981A BE638981DA BE638981A BE 638981 A BE638981 A BE 638981A BE 638981D A BE638981D A BE 638981DA BE 638981 A BE638981 A BE 638981A
- 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
- H01H51/281—Mounting of the relay; Encapsulating; Details of connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
- H04M19/026—Arrangements for interrupting the ringing current
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Relay Circuits (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US191238A US3188424A (en) | 1962-04-30 | 1962-04-30 | Relay construction |
| US233290A US3160714A (en) | 1962-10-26 | 1962-10-26 | Reed relay circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE638981A true BE638981A (OSRAM) |
Family
ID=26886887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE638981D BE638981A (OSRAM) | 1962-04-30 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE638981A (OSRAM) |
| DE (1) | DE1437495A1 (OSRAM) |
-
0
- BE BE638981D patent/BE638981A/xx unknown
-
1963
- 1963-10-26 DE DE19631437495 patent/DE1437495A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1437495A1 (de) | 1969-01-23 |