FR1320888A - Barrière lumineuse - Google Patents
Barrière lumineuseInfo
- Publication number
- FR1320888A FR1320888A FR886568A FR886568A FR1320888A FR 1320888 A FR1320888 A FR 1320888A FR 886568 A FR886568 A FR 886568A FR 886568 A FR886568 A FR 886568A FR 1320888 A FR1320888 A FR 1320888A
- Authority
- FR
- France
- Prior art keywords
- light barrier
- barrier
- 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
- 230000004888 barrier function Effects 0.000 title 1
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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/02—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions free-standing; portable, e.g. for guarding open manholes ; Portable signs or signals specially adapted for fitting to portable barriers
- E01F13/028—Flexible barrier members, e.g. cords; Means for rendering same conspicuous; Adapted supports, e.g. with storage reel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L2/00—Systems of electric lighting devices
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR886568A FR1320888A (fr) | 1962-02-01 | 1962-02-01 | Barrière lumineuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR886568A FR1320888A (fr) | 1962-02-01 | 1962-02-01 | Barrière lumineuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1320888A true FR1320888A (fr) | 1963-03-15 |
Family
ID=8771693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR886568A Expired FR1320888A (fr) | 1962-02-01 | 1962-02-01 | Barrière lumineuse |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1320888A (fr) |
-
1962
- 1962-02-01 FR FR886568A patent/FR1320888A/fr not_active Expired
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