GB2054120B - Traffic light - Google Patents

Traffic light

Info

Publication number
GB2054120B
GB2054120B GB8019752A GB8019752A GB2054120B GB 2054120 B GB2054120 B GB 2054120B GB 8019752 A GB8019752 A GB 8019752A GB 8019752 A GB8019752 A GB 8019752A GB 2054120 B GB2054120 B GB 2054120B
Authority
GB
United Kingdom
Prior art keywords
traffic light
traffic
light
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
GB8019752A
Other languages
English (en)
Other versions
GB2054120A (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB2054120A publication Critical patent/GB2054120A/en
Application granted granted Critical
Publication of GB2054120B publication Critical patent/GB2054120B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/095—Traffic lights
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
    • F21W2111/02—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00 for roads, paths or the like

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Traffic Control Systems (AREA)
GB8019752A 1979-06-20 1980-06-17 Traffic light Expired GB2054120B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7904815A NL7904815A (nl) 1979-06-20 1979-06-20 Verkeerslicht.

Publications (2)

Publication Number Publication Date
GB2054120A GB2054120A (en) 1981-02-11
GB2054120B true GB2054120B (en) 1983-01-26

Family

ID=19833387

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8019752A Expired GB2054120B (en) 1979-06-20 1980-06-17 Traffic light

Country Status (11)

Country Link
US (1) US4384271A (enExample)
JP (1) JPS6025679Y2 (enExample)
AT (1) AT386087B (enExample)
BR (1) BR8003774A (enExample)
DE (1) DE8015875U1 (enExample)
FR (1) FR2459517A1 (enExample)
GB (1) GB2054120B (enExample)
HK (1) HK20684A (enExample)
MX (1) MX147357A (enExample)
NL (1) NL7904815A (enExample)
ZA (1) ZA803189B (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4550304A (en) * 1983-03-10 1985-10-29 Saitta Joseph P System for signalling conditions of, including an emergency within, a vehicle
DE3431772C1 (de) * 1984-08-29 1993-04-15 Ulo-Werk Moritz Ullmann Gmbh & Co Kg, 7340 Geislingen Fahrzeugleuchte, insbesondere Heckleuchte für Kraftfahrzeuge
US4717991A (en) * 1985-05-15 1988-01-05 Murphree Jr Leo Airport beacon light
HUT51019A (en) * 1987-01-19 1990-03-28 Proizv Ob Avtotraktor Elekt N Light-emitting apparatus
DE8809051U1 (de) * 1988-07-14 1988-09-01 Hella KG Hueck & Co, 4780 Lippstadt Signalleuchte
AU680128B2 (en) * 1994-06-07 1997-07-17 Aldridge Electrical Industries Pty. Limited Reflector
US5775801A (en) * 1996-01-26 1998-07-07 Mccain Traffic Supply, Inc. Neon traffic signal
EP0860805A1 (de) * 1997-02-24 1998-08-26 SWARCO FUTURIT Verkehrssignalsysteme Ges.m.b.H. Optischer Signalgeber mit Vielfach-Lichtquelle
DE19831004A1 (de) * 1998-07-10 2000-02-03 Volkswagen Ag LED-Leuchte für ein Kraftfahrzeug
US20050088319A1 (en) * 2000-07-25 2005-04-28 Madanat Azmie K. Traffic signal electric lamp assembly
US6911915B2 (en) * 2002-09-04 2005-06-28 Leotek Electronics Corporation Compact light emitting diode retrofit lamp and method for traffic signal lights
US6905227B2 (en) * 2002-09-04 2005-06-14 Leotek Electronics Corporation Light emitting diode retrofit module for traffic signal lights
US7281817B2 (en) * 2005-10-25 2007-10-16 Chip Hope Co., Ltd. Light-emitting diode based traffic light
JP2007171319A (ja) * 2005-12-20 2007-07-05 Samsung Electronics Co Ltd 照明光学系、それを用いた照明ユニットおよび画像投影装置
USD590085S1 (en) * 2007-10-16 2009-04-07 Zumtobel Lighting Gmbh & Co. Kg Light
DE102014205458A1 (de) * 2014-03-24 2015-09-24 Siemens Aktiengesellschaft Signalgeber zur Abgabe eines Lichtsignals
JP6583813B2 (ja) * 2015-07-30 2019-10-02 パナソニックＩｐマネジメント株式会社 光源および当該光源を用いた照明装置
US11719399B2 (en) * 2019-06-28 2023-08-08 Custom Molded Products, Llc Waterproof lamp having lens with concentric light modifying portions

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1219514A (en) * 1916-12-27 1917-03-20 Gilbert C Whitney Means for producing colored-light effects.
US1548984A (en) * 1921-10-24 1925-08-11 Gen Railway Signal Co Light signal
DE424062C (de) * 1924-10-16 1926-01-16 Siemens & Halske Akt Ges Lichtsignal mit parabolischem Reflektor
US1918480A (en) * 1927-11-05 1933-07-18 Gen Railway Signal Co Light signal
US3253255A (en) * 1962-07-24 1966-05-24 Elastic Stop Nut Corp Signal lamp and focusing reflector
US3639899A (en) * 1969-06-11 1972-02-01 Minnesota Mining & Mfg Programmed traffic signal and method of using

Also Published As

Publication number Publication date
GB2054120A (en) 1981-02-11
ATA322980A (de) 1986-07-15
BR8003774A (pt) 1981-01-13
JPS6025679Y2 (ja) 1985-08-01
MX147357A (es) 1982-11-19
FR2459517A1 (fr) 1981-01-09
AT386087B (de) 1988-06-27
DE8015875U1 (de) 1981-11-12
FR2459517B1 (enExample) 1983-09-23
NL7904815A (nl) 1980-12-23
US4384271A (en) 1983-05-17
HK20684A (en) 1984-03-16
JPS565300U (enExample) 1981-01-17
ZA803189B (en) 1982-01-27

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Legal Events

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