DE68919610T2 - Logiksignalschaltung für ein abfallendes Relais. - Google Patents

Logiksignalschaltung für ein abfallendes Relais.

Info

Publication number
DE68919610T2
DE68919610T2 DE68919610T DE68919610T DE68919610T2 DE 68919610 T2 DE68919610 T2 DE 68919610T2 DE 68919610 T DE68919610 T DE 68919610T DE 68919610 T DE68919610 T DE 68919610T DE 68919610 T2 DE68919610 T2 DE 68919610T2
Authority
DE
Germany
Prior art keywords
relay
signal
released
active
circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE68919610T
Other languages
English (en)
Other versions
DE68919610D1 (de
Inventor
Bruce D Bender
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Publication of DE68919610D1 publication Critical patent/DE68919610D1/de
Application granted granted Critical
Publication of DE68919610T2 publication Critical patent/DE68919610T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
  • Devices For Supply Of Signal Current (AREA)
  • Electronic Switches (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
DE68919610T 1988-09-20 1989-09-14 Logiksignalschaltung für ein abfallendes Relais. Expired - Fee Related DE68919610T2 (de)

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 (2)

Publication Number Publication Date
DE68919610D1 DE68919610D1 (de) 1995-01-12
DE68919610T2 true DE68919610T2 (de) 1995-05-18

Family

ID=22933368

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68919610T Expired - Fee Related DE68919610T2 (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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE68919610D1 (de) 1995-01-12
EP0360160A2 (de) 1990-03-28
EP0360160A3 (de) 1991-07-03
ES2064406T3 (es) 1995-02-01
EP0360160B1 (de) 1994-11-30
US4939776A (en) 1990-07-03
ATE114915T1 (de) 1994-12-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee