GB1476451A - Method and apparatus for the detection of lamp failure - Google Patents

Method and apparatus for the detection of lamp failure

Info

Publication number
GB1476451A
GB1476451A GB779474A GB779474A GB1476451A GB 1476451 A GB1476451 A GB 1476451A GB 779474 A GB779474 A GB 779474A GB 779474 A GB779474 A GB 779474A GB 1476451 A GB1476451 A GB 1476451A
Authority
GB
United Kingdom
Prior art keywords
detection
lamp failure
lamp
failure
feb
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
GB779474A
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.)
Rover Co Ltd
Original Assignee
Rover Co 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 Rover Co Ltd filed Critical Rover Co Ltd
Priority to GB779474A priority Critical patent/GB1476451A/en
Publication of GB1476451A publication Critical patent/GB1476451A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
    • B60Q11/005—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00 for lighting devices, e.g. indicating if lamps are burning or not

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)

Abstract

1476451 Lamp failure indicators BRITISH LEYLAND UK Ltd 13 Feb 1975 [20 Feb 1974] 7794/74 Heading G4N In a lamp failure indicator, e.g. for a headlamp 11 of a vehicle, a light emitting diode 17 is connected as shown, and arranged to emit light upon failure of the lamp 11.
GB779474A 1975-02-13 1975-02-13 Method and apparatus for the detection of lamp failure Expired GB1476451A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB779474A GB1476451A (en) 1975-02-13 1975-02-13 Method and apparatus for the detection of lamp failure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB779474A GB1476451A (en) 1975-02-13 1975-02-13 Method and apparatus for the detection of lamp failure

Publications (1)

Publication Number Publication Date
GB1476451A true GB1476451A (en) 1977-06-16

Family

ID=9839873

Family Applications (1)

Application Number Title Priority Date Filing Date
GB779474A Expired GB1476451A (en) 1975-02-13 1975-02-13 Method and apparatus for the detection of lamp failure

Country Status (1)

Country Link
GB (1) GB1476451A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2188200A (en) * 1986-03-20 1987-09-23 Licentia Gmbh Indicating lamp failure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2188200A (en) * 1986-03-20 1987-09-23 Licentia Gmbh Indicating lamp failure

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Legal Events

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