GB1328277A - Lights for road tunnels - Google Patents

Lights for road tunnels

Info

Publication number
GB1328277A
GB1328277A GB5269970A GB5269970A GB1328277A GB 1328277 A GB1328277 A GB 1328277A GB 5269970 A GB5269970 A GB 5269970A GB 5269970 A GB5269970 A GB 5269970A GB 1328277 A GB1328277 A GB 1328277A
Authority
GB
United Kingdom
Prior art keywords
lamp
louvre
reflector
nov
control gear
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
GB5269970A
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.)
NOVELECTRIC AG
Original Assignee
NOVELECTRIC 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 NOVELECTRIC AG filed Critical NOVELECTRIC AG
Publication of GB1328277A publication Critical patent/GB1328277A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
GB5269970A 1969-11-12 1970-11-05 Lights for road tunnels Expired GB1328277A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1683969A CH494919A (de) 1969-11-12 1969-11-12 Leuchte, insbesondere für Strassentunnels

Publications (1)

Publication Number Publication Date
GB1328277A true GB1328277A (en) 1973-08-30

Family

ID=4420666

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5269970A Expired GB1328277A (en) 1969-11-12 1970-11-05 Lights for road tunnels

Country Status (5)

Country Link
AT (1) AT328562B (de)
CH (1) CH494919A (de)
DE (1) DE2050934A1 (de)
FR (1) FR2068940A5 (de)
GB (1) GB1328277A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0544651B1 (de) * 1992-03-16 1997-06-18 Koninklijke Philips Electronics N.V. Leuchte
EP0864807B1 (de) * 1997-02-14 2006-08-30 Koninklijke Philips Electronics N.V. Strassenleuchte

Also Published As

Publication number Publication date
FR2068940A5 (de) 1971-09-03
ATA924970A (de) 1975-06-15
CH494919A (de) 1970-08-15
AT328562B (de) 1976-03-25
DE2050934A1 (de) 1971-05-19

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Legal Events

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