FR37749E - Projecteur non éblouissant - Google Patents

Projecteur non éblouissant

Info

Publication number
FR37749E
FR37749E FR37749DA FR37749E FR 37749 E FR37749 E FR 37749E FR 37749D A FR37749D A FR 37749DA FR 37749 E FR37749 E FR 37749E
Authority
FR
France
Prior art keywords
glare
free projector
projector
free
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
Georges-Auguste Tremblais
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 FR37749E publication Critical patent/FR37749E/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
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • 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
    • F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
    • F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/09—Optical design with a combination of different curvatures

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR37749D 1929-11-28 1929-11-28 Projecteur non éblouissant Expired FR37749E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR37749T 1929-11-28

Publications (1)

Publication Number Publication Date
FR37749E true FR37749E (fr) 1931-01-14

Family

ID=8674341

Family Applications (1)

Application Number Title Priority Date Filing Date
FR37749D Expired FR37749E (fr) 1929-11-28 1929-11-28 Projecteur non éblouissant

Country Status (1)

Country Link
FR (1) FR37749E (fr)

Similar Documents

Publication Publication Date Title
FR37749E (fr) Projecteur non éblouissant
FR675776A (fr) Projecteur non éblouissant
FR675995A (fr) Projecteur non éblouissant
FR671925A (fr) Projecteur
FR684570A (fr) Projecteur
FR669008A (fr) Projecteur
FR700075A (fr) Projecteurs
FR37963E (fr) Projecteur non éblouissant
FR670113A (fr) Lanterne
FR673865A (fr) Lanterne
FR685735A (fr) Lanterne
FR698170A (fr) Projecteur-chercheur
FR671331A (fr) Projecteurs de lumière
FI12530A (fi) Skumbill
FI12580A (fi) Barkningsmaskin
FI12318A (fi) Klädpressmaskin
FI12319A (fi) Tvättmaskin
FI12325A (fi) Elektriskt strykjärn
FI12332A (fi) Barkningsspade
FI12360A (fi) Elektriskt urladdningsrör
FI12364A (fi) Massagekavle
FI12366A (fi) Spritsgjutmaskin
FI12367A (fi) Uppvärmningsförfarande
FI12370A (fi) Handsåg
FI12373A (fi) Mjölkkylare