FR549152A - Appareil régleur de la lumière pour phares et projecteurs - Google Patents
Appareil régleur de la lumière pour phares et projecteursInfo
- Publication number
- FR549152A FR549152A FR549152DA FR549152A FR 549152 A FR549152 A FR 549152A FR 549152D A FR549152D A FR 549152DA FR 549152 A FR549152 A FR 549152A
- Authority
- FR
- France
- Prior art keywords
- headlights
- projectors
- adjusting device
- light adjusting
- light
- 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
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
- 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
- F21S41/47—Attachment thereof
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR549152T | 1922-03-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR549152A true FR549152A (fr) | 1923-02-03 |
Family
ID=8935330
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR549152D Expired FR549152A (fr) | 1922-03-20 | 1922-03-20 | Appareil régleur de la lumière pour phares et projecteurs |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR549152A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3076892A (en) * | 1956-03-14 | 1963-02-05 | Theophile A Stiffel | Diffusing means for use in connection with lighting fixtures |
US3124308A (en) * | 1964-03-10 | Goldstein |
-
1922
- 1922-03-20 FR FR549152D patent/FR549152A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3124308A (en) * | 1964-03-10 | Goldstein | ||
US3076892A (en) * | 1956-03-14 | 1963-02-05 | Theophile A Stiffel | Diffusing means for use in connection with lighting fixtures |
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