FR1350050A - Light beam projector with fixed aperture - Google Patents

Light beam projector with fixed aperture

Info

Publication number
FR1350050A
FR1350050A FR918216A FR918216A FR1350050A FR 1350050 A FR1350050 A FR 1350050A FR 918216 A FR918216 A FR 918216A FR 918216 A FR918216 A FR 918216A FR 1350050 A FR1350050 A FR 1350050A
Authority
FR
France
Prior art keywords
light beam
beam projector
fixed aperture
aperture
fixed
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
FR918216A
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
Priority to FR918216A priority Critical patent/FR1350050A/en
Application granted granted Critical
Publication of FR1350050A publication Critical patent/FR1350050A/en
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
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/08—Controlling the distribution of the light emitted by adjustment of elements by movement of the screens or filters
    • 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
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/68—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens
    • F21S41/683—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens by moving screens
    • F21S41/692—Shields, i.e. screens not creating an image meant to be projected
    • 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
    • F21V11/08—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures
    • F21V11/12—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures of slot type

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR918216A 1962-12-11 1962-12-11 Light beam projector with fixed aperture Expired FR1350050A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR918216A FR1350050A (en) 1962-12-11 1962-12-11 Light beam projector with fixed aperture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR918216A FR1350050A (en) 1962-12-11 1962-12-11 Light beam projector with fixed aperture

Publications (1)

Publication Number Publication Date
FR1350050A true FR1350050A (en) 1964-01-24

Family

ID=8792576

Family Applications (1)

Application Number Title Priority Date Filing Date
FR918216A Expired FR1350050A (en) 1962-12-11 1962-12-11 Light beam projector with fixed aperture

Country Status (1)

Country Link
FR (1) FR1350050A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477995A1 (en) * 1980-03-13 1981-09-18 Cibie Projecteurs Automobile front or rear signalling lamp - has mask around bulb at centre of reflector with sections having different focus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477995A1 (en) * 1980-03-13 1981-09-18 Cibie Projecteurs Automobile front or rear signalling lamp - has mask around bulb at centre of reflector with sections having different focus

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