FR1130775A - Advanced lighting porthole - Google Patents

Advanced lighting porthole

Info

Publication number
FR1130775A
FR1130775A FR1130775DA FR1130775A FR 1130775 A FR1130775 A FR 1130775A FR 1130775D A FR1130775D A FR 1130775DA FR 1130775 A FR1130775 A FR 1130775A
Authority
FR
France
Prior art keywords
porthole
advanced lighting
lighting
advanced
lighting porthole
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
Other languages
French (fr)
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.)
Holophane SAS
Original Assignee
Holophane SAS
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 Holophane SAS filed Critical Holophane SAS
Application granted granted Critical
Publication of FR1130775A publication Critical patent/FR1130775A/en
Expired 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR1130775D 1955-09-02 1955-09-02 Advanced lighting porthole Expired FR1130775A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1130775T 1955-09-02

Publications (1)

Publication Number Publication Date
FR1130775A true FR1130775A (en) 1957-02-12

Family

ID=9637578

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1130775D Expired FR1130775A (en) 1955-09-02 1955-09-02 Advanced lighting porthole

Country Status (1)

Country Link
FR (1) FR1130775A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2938021A1 (en) * 1979-09-20 1981-04-09 Bega Gantenbrink-Leuchten oHG, 5750 Fröndenberg Light fitting with socket and glass - has compression ring abutting socket surface and held by screws with conical end

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2938021A1 (en) * 1979-09-20 1981-04-09 Bega Gantenbrink-Leuchten oHG, 5750 Fröndenberg Light fitting with socket and glass - has compression ring abutting socket surface and held by screws with conical end

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