FR2143825B1 - - Google Patents

Info

Publication number
FR2143825B1
FR2143825B1 FR7223368A FR7223368A FR2143825B1 FR 2143825 B1 FR2143825 B1 FR 2143825B1 FR 7223368 A FR7223368 A FR 7223368A FR 7223368 A FR7223368 A FR 7223368A FR 2143825 B1 FR2143825 B1 FR 2143825B1
Authority
FR
France
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
Application number
FR7223368A
Other languages
French (fr)
Other versions
FR2143825A1 (enExample
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of FR2143825A1 publication Critical patent/FR2143825A1/fr
Application granted granted Critical
Publication of FR2143825B1 publication Critical patent/FR2143825B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0061—Details of emergency protective circuit arrangements concerning transmission of signals

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Selective Calling Equipment (AREA)
  • Radio Relay Systems (AREA)
FR7223368A 1971-06-29 1972-06-28 Expired FR2143825B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15788071A 1971-06-29 1971-06-29

Publications (2)

Publication Number Publication Date
FR2143825A1 FR2143825A1 (enExample) 1973-02-09
FR2143825B1 true FR2143825B1 (enExample) 1976-10-29

Family

ID=22565675

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7223368A Expired FR2143825B1 (enExample) 1971-06-29 1972-06-28

Country Status (6)

Country Link
US (1) US3707651A (enExample)
ES (1) ES404296A1 (enExample)
FR (1) FR2143825B1 (enExample)
GB (1) GB1404823A (enExample)
IT (1) IT956858B (enExample)
SE (1) SE384308B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4114077A (en) * 1977-04-01 1978-09-12 Westinghouse Electric Corp. Rotor overtemperature protection for electric motors
CH642208A5 (fr) * 1981-03-16 1984-03-30 Sss 3 Sa Geneve Installation de signalisation electrique comprenant au moins un emetteur et un recepteur.
US4591940A (en) * 1982-07-13 1986-05-27 Westinghouse Electric Corp. Signal quality monitor for protective relay system
US5426554A (en) * 1991-03-19 1995-06-20 Albert Nocentino, Jr. Audio bandwidth interface apparatus for pilot wire relays
US5592354A (en) * 1991-03-19 1997-01-07 Nocentino, Jr.; Albert Audio bandwidth interface apparatus for pilot wire relays
DE10032422C1 (de) * 2000-07-04 2002-01-10 Siemens Ag Verfahren und Vorrichtung zur Sicherung einer Übertragungsstrecke zwischen einer Basiseinheit und einer mobilen Schlüsseleinheit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3040130A (en) * 1958-12-24 1962-06-19 Itt Repeater station for a bidirectional communication system
US3470418A (en) * 1967-06-06 1969-09-30 Westinghouse Electric Corp Phase comparison relaying network
US3590324A (en) * 1969-06-27 1971-06-29 Westinghouse Electric Corp Phase comparison relaying network
US3602776A (en) * 1970-04-29 1971-08-31 Westinghouse Electric Corp Quick resetting apparatus

Also Published As

Publication number Publication date
US3707651A (en) 1972-12-26
ES404296A1 (es) 1975-06-01
IT956858B (it) 1973-10-10
FR2143825A1 (enExample) 1973-02-09
GB1404823A (en) 1975-09-03
SE384308B (sv) 1976-04-26

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Legal Events

Date Code Title Description
ST Notification of lapse