ATE114915T1 - Logiksignalschaltung für ein abfallendes relais. - Google Patents
Logiksignalschaltung für ein abfallendes relais.Info
- Publication number
- ATE114915T1 ATE114915T1 AT89117055T AT89117055T ATE114915T1 AT E114915 T1 ATE114915 T1 AT E114915T1 AT 89117055 T AT89117055 T AT 89117055T AT 89117055 T AT89117055 T AT 89117055T AT E114915 T1 ATE114915 T1 AT E114915T1
- Authority
- AT
- Austria
- Prior art keywords
- relay
- signal
- released
- active
- circuit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/005—Interface circuits for subscriber lines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/045—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage adapted to a particular application and not provided for elsewhere
- H02H9/047—Free-wheeling circuits
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Relay Circuits (AREA)
- Electronic Switches (AREA)
- Devices For Supply Of Signal Current (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/247,055 US4939776A (en) | 1988-09-20 | 1988-09-20 | Logic signal circuit for a releasing relay |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE114915T1 true ATE114915T1 (de) | 1994-12-15 |
Family
ID=22933368
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT89117055T ATE114915T1 (de) | 1988-09-20 | 1989-09-14 | Logiksignalschaltung für ein abfallendes relais. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4939776A (de) |
EP (1) | EP0360160B1 (de) |
AT (1) | ATE114915T1 (de) |
DE (1) | DE68919610T2 (de) |
ES (1) | ES2064406T3 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5536980A (en) * | 1992-11-19 | 1996-07-16 | Texas Instruments Incorporated | High voltage, high current switching apparatus |
TW265482B (de) * | 1994-06-01 | 1995-12-11 | Siemens Akitengesellschaft | |
US7026920B2 (en) * | 2004-02-06 | 2006-04-11 | Nissan Technical Center North America, Inc. | Theft prevention system for an automobile having a power door |
US7385791B2 (en) * | 2005-07-14 | 2008-06-10 | Wetlow Electric Manufacturing Group | Apparatus and method for relay contact arc suppression |
US7961443B2 (en) * | 2007-04-06 | 2011-06-14 | Watlow Electric Manufacturing Company | Hybrid power relay using communications link |
US8619395B2 (en) | 2010-03-12 | 2013-12-31 | Arc Suppression Technologies, Llc | Two terminal arc suppressor |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3558910A (en) * | 1968-07-19 | 1971-01-26 | Motorola Inc | Relay circuits employing a triac to prevent arcing |
US3560796A (en) * | 1969-12-11 | 1971-02-02 | Honeywell Inc | Relay control system for prevention of contact erosion |
DE2401039A1 (de) * | 1973-03-27 | 1974-10-17 | Lucas Electrical Co Ltd | Stromunterbrechende vorrichtung |
US4146752A (en) * | 1975-03-21 | 1979-03-27 | Siemens Aktiengesellschaft | Seizing current delay circuit for the test switching means of a telecommunication switching system |
FR2362544A1 (fr) * | 1976-08-20 | 1978-03-17 | Materiel Telephonique | Joncteur de ligne d'abonne utilisant des relais miniature |
GB2069243A (en) * | 1980-02-01 | 1981-08-19 | London Transport Executive | Arcing prevention at relay contacts |
US4300024A (en) * | 1980-02-11 | 1981-11-10 | Wiltron Company | Technique for measuring a duration of signaling pulses in a telephone circuit |
US4438472A (en) * | 1982-08-09 | 1984-03-20 | Ibm Corporation | Active arc suppression for switching of direct current circuits |
US4572927A (en) * | 1983-03-09 | 1986-02-25 | Gte Communication Systems Corporation | Current limiter for telephone office signalling |
US4658320A (en) * | 1985-03-08 | 1987-04-14 | Elecspec Corporation | Switch contact arc suppressor |
DE3517490A1 (de) * | 1985-05-15 | 1986-11-20 | Robert Bosch Gmbh, 7000 Stuttgart | Schutzeinrichtung fuer einen elektromagnetischen verbraucher |
US4774624A (en) * | 1987-07-06 | 1988-09-27 | Motorola, Inc. | Boost voltage power supply for vehicle control system |
-
1988
- 1988-09-20 US US07/247,055 patent/US4939776A/en not_active Expired - Lifetime
-
1989
- 1989-09-14 ES ES89117055T patent/ES2064406T3/es not_active Expired - Lifetime
- 1989-09-14 EP EP89117055A patent/EP0360160B1/de not_active Expired - Lifetime
- 1989-09-14 AT AT89117055T patent/ATE114915T1/de not_active IP Right Cessation
- 1989-09-14 DE DE68919610T patent/DE68919610T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0360160A2 (de) | 1990-03-28 |
EP0360160A3 (de) | 1991-07-03 |
DE68919610D1 (de) | 1995-01-12 |
DE68919610T2 (de) | 1995-05-18 |
EP0360160B1 (de) | 1994-11-30 |
US4939776A (en) | 1990-07-03 |
ES2064406T3 (es) | 1995-02-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |