FR62876E - Method of improving the light projection of a projector, in particular of the vehicle, and equipment allowing the implementation of this method - Google Patents

Method of improving the light projection of a projector, in particular of the vehicle, and equipment allowing the implementation of this method

Info

Publication number
FR62876E
FR62876E FR62876DA FR62876E FR 62876 E FR62876 E FR 62876E FR 62876D A FR62876D A FR 62876DA FR 62876 E FR62876 E FR 62876E
Authority
FR
France
Prior art keywords
projector
implementation
improving
vehicle
light projection
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
French (fr)
Inventor
Pierre 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 FR62876E publication Critical patent/FR62876E/en
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
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/28—Cover glass
FR62876D 1952-05-12 1952-05-12 Method of improving the light projection of a projector, in particular of the vehicle, and equipment allowing the implementation of this method Expired FR62876E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR62876T 1952-05-12

Publications (1)

Publication Number Publication Date
FR62876E true FR62876E (en) 1955-06-27

Family

ID=8696227

Family Applications (1)

Application Number Title Priority Date Filing Date
FR62876D Expired FR62876E (en) 1952-05-12 1952-05-12 Method of improving the light projection of a projector, in particular of the vehicle, and equipment allowing the implementation of this method

Country Status (1)

Country Link
FR (1) FR62876E (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1171847B (en) * 1958-03-21 1964-06-11 Pierre Cibie Automotive headlights

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1171847B (en) * 1958-03-21 1964-06-11 Pierre Cibie Automotive headlights

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