GB2170068B - Line break detector - Google Patents

Line break detector

Info

Publication number
GB2170068B
GB2170068B GB08500668A GB8500668A GB2170068B GB 2170068 B GB2170068 B GB 2170068B GB 08500668 A GB08500668 A GB 08500668A GB 8500668 A GB8500668 A GB 8500668A GB 2170068 B GB2170068 B GB 2170068B
Authority
GB
United Kingdom
Prior art keywords
line break
break detector
detector
line
break
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
Application number
GB08500668A
Other versions
GB2170068A (en
GB8500668D0 (en
Inventor
Walter Haworth
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.)
Hollingsworth UK Ltd
Original Assignee
Hollingsworth UK Ltd
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 Hollingsworth UK Ltd filed Critical Hollingsworth UK Ltd
Priority to GB08500668A priority Critical patent/GB2170068B/en
Publication of GB8500668D0 publication Critical patent/GB8500668D0/en
Publication of GB2170068A publication Critical patent/GB2170068A/en
Application granted granted Critical
Publication of GB2170068B publication Critical patent/GB2170068B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/54—Testing for continuity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
GB08500668A 1985-01-11 1985-01-11 Line break detector Expired GB2170068B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08500668A GB2170068B (en) 1985-01-11 1985-01-11 Line break detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08500668A GB2170068B (en) 1985-01-11 1985-01-11 Line break detector

Publications (3)

Publication Number Publication Date
GB8500668D0 GB8500668D0 (en) 1985-02-13
GB2170068A GB2170068A (en) 1986-07-23
GB2170068B true GB2170068B (en) 1988-08-17

Family

ID=10572695

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08500668A Expired GB2170068B (en) 1985-01-11 1985-01-11 Line break detector

Country Status (1)

Country Link
GB (1) GB2170068B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5270655A (en) * 1989-12-22 1993-12-14 Matsushita Electric Industrial Co., Ltd. Semiconductor integrated circuit having light emitting devices
DE19740031A1 (en) * 1997-09-11 1999-03-18 Heidenhain Gmbh Dr Johannes Circuit arrangement for the automatic setting of a safe operating state
DE102006008443B3 (en) * 2006-02-23 2007-04-26 Obo Bettermann Gmbh & Co. Kg Electrical printed circuit board testing device, has diode for alternating current connected to switching transistor which is switched at output of light emitting diode, and emitter switched at conductor end carrying reference potential
FR2916536B1 (en) * 2007-05-24 2009-08-14 Maprotec Sa DISTRIBUTOR FOR SENSORS DETECTORS OF PROXIMITY.
CN103037561B (en) * 2011-09-30 2015-12-02 上海永星电子开关有限公司 A kind of can the LED light circuit of anti-low-voltage starter

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1263711A (en) * 1968-07-01 1972-02-16 Lucas Industries Ltd Road vehicle lamp failure warning systems
AU440345B1 (en) * 1969-04-08 1971-01-28 Philips Industries Limited Circuit arrangements forthe indication of lamp failure
FR2452229A1 (en) * 1979-03-19 1980-10-17 Jaeger VEHICLE STOP LIGHT FAULT DETECTOR
DE3112314C2 (en) * 1981-03-28 1985-04-18 Ceag Licht- Und Stromversorgungstechnik Gmbh, 4770 Soest Security lighting system
GB2129633A (en) * 1982-09-28 1984-05-16 Electronic Components Ltd Lamp monitoring circuit
GB2137036B (en) * 1983-03-11 1986-12-17 Electronic Components Ltd Lamp monitoring circuit

Also Published As

Publication number Publication date
GB2170068A (en) 1986-07-23
GB8500668D0 (en) 1985-02-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee