FR448653A - Système d'occultation automatique des projecteurs - Google Patents

Système d'occultation automatique des projecteurs

Info

Publication number
FR448653A
FR448653A FR448653DA FR448653A FR 448653 A FR448653 A FR 448653A FR 448653D A FR448653D A FR 448653DA FR 448653 A FR448653 A FR 448653A
Authority
FR
France
Prior art keywords
automatic headlamp
blackout system
blackout
headlamp
automatic
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
English (en)
Inventor
Maison Breguet
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.)
Maison Breguet SA
Original Assignee
Maison Breguet SA
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 Maison Breguet SA filed Critical Maison Breguet SA
Application granted granted Critical
Publication of FR448653A publication Critical patent/FR448653A/fr
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
    • F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
    • G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
    • G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
    • G08B5/38—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources using flashing light

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR448653D 1912-09-25 1912-09-25 Système d'occultation automatique des projecteurs Expired FR448653A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR448653T 1912-09-25

Publications (1)

Publication Number Publication Date
FR448653A true FR448653A (fr) 1913-02-07

Family

ID=1489240

Family Applications (1)

Application Number Title Priority Date Filing Date
FR448653D Expired FR448653A (fr) 1912-09-25 1912-09-25 Système d'occultation automatique des projecteurs

Country Status (1)

Country Link
FR (1) FR448653A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4513358A (en) * 1982-09-21 1985-04-23 Blazer International Corp. Lamp comprising automatically actuated louver system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4513358A (en) * 1982-09-21 1985-04-23 Blazer International Corp. Lamp comprising automatically actuated louver system

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