FR2663718B1 - LIGHT SIGNALING DEVICE COMPRISING A THERMALLY HOMOGENEIZED RED LIGHT. - Google Patents

LIGHT SIGNALING DEVICE COMPRISING A THERMALLY HOMOGENEIZED RED LIGHT.

Info

Publication number
FR2663718B1
FR2663718B1 FR9007780A FR9007780A FR2663718B1 FR 2663718 B1 FR2663718 B1 FR 2663718B1 FR 9007780 A FR9007780 A FR 9007780A FR 9007780 A FR9007780 A FR 9007780A FR 2663718 B1 FR2663718 B1 FR 2663718B1
Authority
FR
France
Prior art keywords
light
homogeneized
thermally
signaling device
red 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 - Lifetime
Application number
FR9007780A
Other languages
French (fr)
Other versions
FR2663718A1 (en
Inventor
Desplat Raymond
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9007780A priority Critical patent/FR2663718B1/en
Priority to PCT/FR1991/000497 priority patent/WO1991019939A1/en
Publication of FR2663718A1 publication Critical patent/FR2663718A1/en
Application granted granted Critical
Publication of FR2663718B1 publication Critical patent/FR2663718B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
    • 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

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
FR9007780A 1990-06-21 1990-06-21 LIGHT SIGNALING DEVICE COMPRISING A THERMALLY HOMOGENEIZED RED LIGHT. Expired - Lifetime FR2663718B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9007780A FR2663718B1 (en) 1990-06-21 1990-06-21 LIGHT SIGNALING DEVICE COMPRISING A THERMALLY HOMOGENEIZED RED LIGHT.
PCT/FR1991/000497 WO1991019939A1 (en) 1990-06-21 1991-06-21 Light signalling device comprising a red light with thermal homogenization

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9007780A FR2663718B1 (en) 1990-06-21 1990-06-21 LIGHT SIGNALING DEVICE COMPRISING A THERMALLY HOMOGENEIZED RED LIGHT.

Publications (2)

Publication Number Publication Date
FR2663718A1 FR2663718A1 (en) 1991-12-27
FR2663718B1 true FR2663718B1 (en) 1992-09-25

Family

ID=9397863

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9007780A Expired - Lifetime FR2663718B1 (en) 1990-06-21 1990-06-21 LIGHT SIGNALING DEVICE COMPRISING A THERMALLY HOMOGENEIZED RED LIGHT.

Country Status (2)

Country Link
FR (1) FR2663718B1 (en)
WO (1) WO1991019939A1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE833467C (en) * 1951-01-30 1952-03-10 August Matthies Street signs and traffic regulators with fluorescent lamps, which are surrounded by protective tubes
WO1986002985A1 (en) * 1984-11-15 1986-05-22 Japan Traffic Management Technology Association Signal light unit having heat dissipating function
EP0213560A1 (en) * 1985-08-27 1987-03-11 Siemens Aktiengesellschaft Light signal generator

Also Published As

Publication number Publication date
WO1991019939A1 (en) 1991-12-26
FR2663718A1 (en) 1991-12-27

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