FR1347231A - Protective sheath for sodium vapor lamp - Google Patents

Protective sheath for sodium vapor lamp

Info

Publication number
FR1347231A
FR1347231A FR915721A FR915721A FR1347231A FR 1347231 A FR1347231 A FR 1347231A FR 915721 A FR915721 A FR 915721A FR 915721 A FR915721 A FR 915721A FR 1347231 A FR1347231 A FR 1347231A
Authority
FR
France
Prior art keywords
protective sheath
vapor lamp
sodium vapor
sodium
lamp
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
FR915721A
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.)
LE MATERIEL ELECTR POUR LE PER
Original Assignee
LE MATERIEL ELECTR POUR LE PER
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 LE MATERIEL ELECTR POUR LE PER filed Critical LE MATERIEL ELECTR POUR LE PER
Priority to FR915721A priority Critical patent/FR1347231A/en
Application granted granted Critical
Publication of FR1347231A publication Critical patent/FR1347231A/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
    • F21V25/00—Safety devices structurally associated with lighting devices
    • F21V25/12—Flameproof or explosion-proof arrangements
    • 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
    • F21V17/04—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages the fastening being onto or by the light source

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR915721A 1962-11-16 1962-11-16 Protective sheath for sodium vapor lamp Expired FR1347231A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR915721A FR1347231A (en) 1962-11-16 1962-11-16 Protective sheath for sodium vapor lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR915721A FR1347231A (en) 1962-11-16 1962-11-16 Protective sheath for sodium vapor lamp

Publications (1)

Publication Number Publication Date
FR1347231A true FR1347231A (en) 1963-12-27

Family

ID=8791000

Family Applications (1)

Application Number Title Priority Date Filing Date
FR915721A Expired FR1347231A (en) 1962-11-16 1962-11-16 Protective sheath for sodium vapor lamp

Country Status (1)

Country Link
FR (1) FR1347231A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4924368A (en) * 1989-01-06 1990-05-08 Duro-Test Corporation Fluorescent lamp with protective shield
WO2002012786A1 (en) * 2000-08-09 2002-02-14 Ceag Sicherheitstechnik Gmbh Lamp

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4924368A (en) * 1989-01-06 1990-05-08 Duro-Test Corporation Fluorescent lamp with protective shield
WO2002012786A1 (en) * 2000-08-09 2002-02-14 Ceag Sicherheitstechnik Gmbh Lamp
US7407308B2 (en) 2000-08-09 2008-08-05 Cooper Crouse-Hinds Gmbh Lamp

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