FR711133A - Nouvelle glace pour projecteurs - Google Patents

Nouvelle glace pour projecteurs

Info

Publication number
FR711133A
FR711133A FR711133DA FR711133A FR 711133 A FR711133 A FR 711133A FR 711133D A FR711133D A FR 711133DA FR 711133 A FR711133 A FR 711133A
Authority
FR
France
Prior art keywords
projectors
new lens
lens
new
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
Leon Cibie
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 filed Critical
Application granted granted Critical
Publication of FR711133A publication Critical patent/FR711133A/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
    • F21V5/00—Refractors for light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/28—Cover glass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/285—Refractors, transparent cover plates, light guides or filters not provided in groups F21S41/24 - F21S41/2805
    • 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
    • F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
    • F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR711133D 1930-05-13 1930-05-13 Nouvelle glace pour projecteurs Expired FR711133A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR711133T 1930-05-13

Publications (1)

Publication Number Publication Date
FR711133A true FR711133A (fr) 1931-09-04

Family

ID=9074485

Family Applications (1)

Application Number Title Priority Date Filing Date
FR711133D Expired FR711133A (fr) 1930-05-13 1930-05-13 Nouvelle glace pour projecteurs

Country Status (1)

Country Link
FR (1) FR711133A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE746213C (de) * 1937-01-10 1944-12-18 Haidemuehler Glashuettenwerke Verfahren zum Herstellen von Glaskoerpern mit in die eine Oberflaeche eingepressten Kristallen
US5299101A (en) * 1992-02-05 1994-03-29 Koito Manufacturing Co., Ltd. Discharge-type headlamp having reduced glare

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE746213C (de) * 1937-01-10 1944-12-18 Haidemuehler Glashuettenwerke Verfahren zum Herstellen von Glaskoerpern mit in die eine Oberflaeche eingepressten Kristallen
US5299101A (en) * 1992-02-05 1994-03-29 Koito Manufacturing Co., Ltd. Discharge-type headlamp having reduced glare

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