NL258472A - - Google Patents
Info
- Publication number
- NL258472A NL258472A NL258472DA NL258472A NL 258472 A NL258472 A NL 258472A NL 258472D A NL258472D A NL 258472DA NL 258472 A NL258472 A NL 258472A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
- H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/27—Relays with armature having two stable magnetic states and operated by change from one state to the other
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H67/00—Electrically-operated selector switches
- H01H67/22—Switches without multi-position wipers
- H01H67/24—Co-ordinate-type relay switches having an individual electromagnet at each cross-point
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Relay Circuits (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US857283A US3005876A (en) | 1959-12-04 | 1959-12-04 | Telephone switching circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL258472A true NL258472A (es) |
Family
ID=25325637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL258472D NL258472A (es) | 1959-12-04 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3005876A (es) |
| BE (1) | BE597698A (es) |
| DE (1) | DE1180421B (es) |
| GB (1) | GB957194A (es) |
| NL (1) | NL258472A (es) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1283995A (fr) * | 1960-12-30 | 1962-02-09 | Dispositif de commande de réseaux électroniques de commutation téléphonique de grande capacité | |
| US3175062A (en) * | 1962-05-29 | 1965-03-23 | Bell Telephone Labor Inc | Coincident induced current switching circuits |
| DE1210460B (de) * | 1964-06-30 | 1966-02-10 | Merk Ag Telefonbau Friedrich | Schaltungsanordnung fuer Relaiskoppler in Fernmelde-, insbesondere Fernsprechanlagen |
| DE1227071B (de) * | 1964-08-05 | 1966-10-20 | Standard Elektrik Lorenz Ag | Schaltungsanordnung zur Steuerung von Koordinatenmehrfachschaltern |
| US3533759A (en) * | 1966-12-08 | 1970-10-13 | Hittman Associates Inc | Platinum matrix composites |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR858746A (fr) * | 1939-05-03 | 1940-12-02 | Mors Electricite | Perfectionnements aux relais |
| NL113182C (es) * | 1953-05-22 | |||
| DE1060445B (de) * | 1955-06-13 | 1959-07-02 | Siemens Ag | Koordinatenwaehler |
| NL104724C (es) * | 1956-04-13 | |||
| DE1053575B (de) * | 1957-09-30 | 1959-03-26 | Siemens Ag | Verfahren und Anordnung zur Verhinderung der Belastung von Einrichtungen durch die Anschaltung eines elektrischen Waehlers |
| FR1186451A (fr) * | 1957-10-31 | 1959-08-25 | Materiel Electrique S W Le | Multisélecteur tout à relais pour systèmes de commutation |
| FR1190741A (fr) * | 1957-12-27 | 1959-10-14 | Labo Cent Telecommunicat | Systèmes de commutation électronique |
-
0
- NL NL258472D patent/NL258472A/xx unknown
-
1959
- 1959-12-04 US US857283A patent/US3005876A/en not_active Expired - Lifetime
-
1960
- 1960-11-12 DE DEW28888A patent/DE1180421B/de active Pending
- 1960-11-15 GB GB39192/60A patent/GB957194A/en not_active Expired
- 1960-12-01 BE BE597698A patent/BE597698A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1180421B (de) | 1964-10-29 |
| US3005876A (en) | 1961-10-24 |
| GB957194A (en) | 1964-05-06 |
| BE597698A (fr) | 1961-03-31 |