FR631938A - Projecteur - Google Patents

Projecteur

Info

Publication number
FR631938A
FR631938A FR631938DA FR631938A FR 631938 A FR631938 A FR 631938A FR 631938D A FR631938D A FR 631938DA FR 631938 A FR631938 A FR 631938A
Authority
FR
France
Prior art keywords
projector
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
Julius Patten
Willy Bangert
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 FR631938A publication Critical patent/FR631938A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/33—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature
    • F21S41/334—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors
    • F21S41/335—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors with continuity at the junction between adjacent areas

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR631938D 1927-04-01 1927-04-01 Projecteur Expired FR631938A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR631938T 1927-04-01

Publications (1)

Publication Number Publication Date
FR631938A true FR631938A (fr) 1927-12-29

Family

ID=8992162

Family Applications (1)

Application Number Title Priority Date Filing Date
FR631938D Expired FR631938A (fr) 1927-04-01 1927-04-01 Projecteur

Country Status (1)

Country Link
FR (1) FR631938A (fr)

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