FR2668838B1 - Dispositif a enceinte transparente munie d'une zone interne invisible de l'exterieur de l'enceinte. - Google Patents

Dispositif a enceinte transparente munie d'une zone interne invisible de l'exterieur de l'enceinte.

Info

Publication number
FR2668838B1
FR2668838B1 FR9013827A FR9013827A FR2668838B1 FR 2668838 B1 FR2668838 B1 FR 2668838B1 FR 9013827 A FR9013827 A FR 9013827A FR 9013827 A FR9013827 A FR 9013827A FR 2668838 B1 FR2668838 B1 FR 2668838B1
Authority
FR
France
Prior art keywords
enclosure
area outside
internal area
transparent
invisible internal
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 - Fee Related
Application number
FR9013827A
Other languages
English (en)
Other versions
FR2668838A1 (fr
Inventor
Faure Pierric
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 FR9013827A priority Critical patent/FR2668838B1/fr
Publication of FR2668838A1 publication Critical patent/FR2668838A1/fr
Application granted granted Critical
Publication of FR2668838B1 publication Critical patent/FR2668838B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F21V3/00—Globes; Bowls; Cover glasses
    • 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
    • F21V5/00—Refractors for light sources
    • F21V5/02—Refractors for light sources of prismatic shape

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
FR9013827A 1990-11-07 1990-11-07 Dispositif a enceinte transparente munie d'une zone interne invisible de l'exterieur de l'enceinte. Expired - Fee Related FR2668838B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9013827A FR2668838B1 (fr) 1990-11-07 1990-11-07 Dispositif a enceinte transparente munie d'une zone interne invisible de l'exterieur de l'enceinte.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9013827A FR2668838B1 (fr) 1990-11-07 1990-11-07 Dispositif a enceinte transparente munie d'une zone interne invisible de l'exterieur de l'enceinte.

Publications (2)

Publication Number Publication Date
FR2668838A1 FR2668838A1 (fr) 1992-05-07
FR2668838B1 true FR2668838B1 (fr) 1993-02-05

Family

ID=9401954

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9013827A Expired - Fee Related FR2668838B1 (fr) 1990-11-07 1990-11-07 Dispositif a enceinte transparente munie d'une zone interne invisible de l'exterieur de l'enceinte.

Country Status (1)

Country Link
FR (1) FR2668838B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09306216A (ja) * 1996-05-17 1997-11-28 F C Soken Kk 蛍光灯照明器具
DE19817570A1 (de) * 1998-04-20 1999-10-21 Zumtobel Staff Gmbh Beleuchtungsanordnung für Kühlvorrichtungen
EP0953800A1 (fr) 1998-04-29 1999-11-03 Johannes Mag. Huter Dispositif de contrÔle de la lumière émise par une lampe allongée

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB718504A (en) * 1951-04-26 1954-11-17 Holophane Ltd Light controlling refractors and luminairs using the same
NL8403064A (nl) * 1984-10-09 1986-05-01 Philips Nv Verlichtingseenheid.
DE3841518A1 (de) * 1988-12-09 1990-06-13 Trilux Lenze Gmbh & Co Kg Spiegelrasterleuchte

Also Published As

Publication number Publication date
FR2668838A1 (fr) 1992-05-07

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Legal Events

Date Code Title Description
ST Notification of lapse