GB1294698A - Circuit for monitoring faults in a signal lamp circuit - Google Patents

Circuit for monitoring faults in a signal lamp circuit

Info

Publication number
GB1294698A
GB1294698A GB55996/69A GB5599669A GB1294698A GB 1294698 A GB1294698 A GB 1294698A GB 55996/69 A GB55996/69 A GB 55996/69A GB 5599669 A GB5599669 A GB 5599669A GB 1294698 A GB1294698 A GB 1294698A
Authority
GB
United Kingdom
Prior art keywords
transistor
lamp
circuit
fault
turn
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
GB55996/69A
Other languages
English (en)
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.)
Hasler AG
Original Assignee
Hasler 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
Priority claimed from CH1749268A external-priority patent/CH491452A/de
Application filed by Hasler AG filed Critical Hasler AG
Publication of GB1294698A publication Critical patent/GB1294698A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/20—Responsive to malfunctions or to light source life; for protection
    • H05B47/21—Responsive to malfunctions or to light source life; for protection of two or more light sources connected in parallel
    • H05B47/22—Responsive to malfunctions or to light source life; for protection of two or more light sources connected in parallel with communication between the lamps and a central unit

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Control Of Stepping Motors (AREA)
GB55996/69A 1968-11-25 1969-11-14 Circuit for monitoring faults in a signal lamp circuit Expired GB1294698A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1749268A CH491452A (de) 1968-11-25 1968-11-25 Schaltung zur Überwachung der Funktionsbereitschaft mindestens einer gleichstromgespeisten Signallampe und des diese steuernden Transistors
CH690069A CH501285A (de) 1968-11-25 1969-05-07 Schaltung zur Überwachung der Funktionsbereitschaft mindestens einer gleichstromgespeisten Signallampe und des diese steuernden Transistors

Publications (1)

Publication Number Publication Date
GB1294698A true GB1294698A (en) 1972-11-01

Family

ID=25700359

Family Applications (1)

Application Number Title Priority Date Filing Date
GB55996/69A Expired GB1294698A (en) 1968-11-25 1969-11-14 Circuit for monitoring faults in a signal lamp circuit

Country Status (12)

Country Link
JP (1) JPS4844076B1 (enrdf_load_stackoverflow)
BE (1) BE741924A (enrdf_load_stackoverflow)
CH (1) CH501285A (enrdf_load_stackoverflow)
CS (1) CS178063B2 (enrdf_load_stackoverflow)
DE (1) DE1956560B2 (enrdf_load_stackoverflow)
FR (1) FR2024204A1 (enrdf_load_stackoverflow)
GB (1) GB1294698A (enrdf_load_stackoverflow)
NL (1) NL6917673A (enrdf_load_stackoverflow)
PL (1) PL72701B1 (enrdf_load_stackoverflow)
RO (1) RO58917A (enrdf_load_stackoverflow)
SE (1) SE344839B (enrdf_load_stackoverflow)
YU (1) YU32418B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112816804A (zh) * 2019-11-15 2021-05-18 中车株洲电力机车研究所有限公司 一种高集成度的脉冲测试装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3211251C2 (de) * 1982-03-26 1985-09-26 Steinbock Gmbh, 8052 Moosburg Schaltungsanordnung zur Überwachung des Abnutzungsgrads von Kommutator-Kohlebürsten
DE3680340D1 (de) * 1986-04-24 1991-08-22 Nii Ex I Avtomobil Elektroobor Vorrichtung zur messung zeitlicher parameter eines lichtsignalgeraetes.
JPS6376336U (enrdf_load_stackoverflow) * 1986-11-04 1988-05-20
FR2675266B1 (fr) * 1991-04-10 1995-09-01 Cheylus Jacques Detecteur de fonction a compteur.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112816804A (zh) * 2019-11-15 2021-05-18 中车株洲电力机车研究所有限公司 一种高集成度的脉冲测试装置
CN112816804B (zh) * 2019-11-15 2024-04-26 中车株洲电力机车研究所有限公司 一种高集成度的脉冲测试装置

Also Published As

Publication number Publication date
DE1956560B2 (de) 1977-11-17
NL6917673A (enrdf_load_stackoverflow) 1970-05-27
JPS4844076B1 (enrdf_load_stackoverflow) 1973-12-22
PL72701B1 (enrdf_load_stackoverflow) 1974-08-30
DE1956560A1 (de) 1970-06-11
BE741924A (enrdf_load_stackoverflow) 1970-05-04
YU32418B (en) 1974-10-31
CS178063B2 (enrdf_load_stackoverflow) 1977-08-31
FR2024204A1 (enrdf_load_stackoverflow) 1970-08-28
SE344839B (enrdf_load_stackoverflow) 1972-05-02
CH501285A (de) 1970-12-31
YU293769A (en) 1974-04-30
RO58917A (enrdf_load_stackoverflow) 1976-01-15

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Legal Events

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