JPS6262702U - - Google Patents
Info
- Publication number
- JPS6262702U JPS6262702U JP15383985U JP15383985U JPS6262702U JP S6262702 U JPS6262702 U JP S6262702U JP 15383985 U JP15383985 U JP 15383985U JP 15383985 U JP15383985 U JP 15383985U JP S6262702 U JPS6262702 U JP S6262702U
- Authority
- JP
- Japan
- Prior art keywords
- light source
- light
- floodlight
- source axis
- waveform
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 4
- 238000005286 illumination Methods 0.000 description 2
Description
第１図および第２図は夫々この考案の一実施例
に係る投光器の縦断面図および下面図、第３図〜
第５図は夫々この考案の一実施例に係る投光器に
おける第２図Ａ〜Ｃの各方向の光に対応した波形
プリズム透過光の説明図、第６図はこの考案の他
の実施例に係る投光器の縦断面図、第７図はこの
考案のさらに他の実施例に係る投光器の下面図、
第８図は従来の投光器の縦断面図、第９図は投光
器をポール上に設けた図、第１０図〜第１２図は
夫々従来の投光器の照明範囲を示す図、第１３図
〜第１５図は夫々この考案に係る投光器の照明範
囲を示す図である。
１…灯体、２…光源、３…反射板、４，５…透
明カバー、５ａ，７…波形プリズム、３１…鏡面
反射面。尚、図中同一符号は同一又は相当部分を
示す。
1 and 2 are a vertical sectional view and a bottom view of a floodlight according to an embodiment of this invention, respectively, and FIGS.
Fig. 5 is an explanatory diagram of the waveform prism transmitted light corresponding to the light in each direction of Fig. 2 A to C in a projector according to one embodiment of this invention, and Fig. 6 is an illustration of another embodiment of this invention. A longitudinal cross-sectional view of the projector; FIG. 7 is a bottom view of the projector according to yet another embodiment of the invention;
Figure 8 is a vertical cross-sectional view of a conventional floodlight, Figure 9 is a diagram of the floodlight installed on a pole, Figures 10 to 12 are diagrams showing the illumination range of the conventional floodlight, and Figures 13 to 15. Each figure is a diagram showing the illumination range of the floodlight according to this invention. DESCRIPTION OF SYMBOLS 1... Lamp body, 2... Light source, 3... Reflection plate, 4, 5... Transparent cover, 5a, 7... Waveform prism, 31... Specular reflection surface. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
するとともに下面が開口した箱形の灯体と、灯体
に取付けられ光源軸に直角な縦断面が光源軸に焦
点を据え斜め前下方に開いた放物線の一部により
形成された鏡面反射面を有する反射板と、灯体の
下面開口をおおう透明カバーを備えた投光器にお
いて、透明カバーの少くとも一部に波形プリズム
を光源軸に対して波形が斜向するように設けたこ
とを特徴とする投光器。 A box-shaped light body that horizontally supports a light source with an elongated light emitting part inside and is open at the bottom, and a vertical section attached to the light body that is perpendicular to the light source axis is focused on the light source axis and opens diagonally forward and downward. In a floodlight equipped with a reflector having a specular reflection surface formed by a part of a parabola and a transparent cover covering the lower opening of the lamp body, at least a part of the transparent cover is provided with a waveform prism that has a waveform with respect to the light source axis. A floodlight characterized by being installed so as to be oriented diagonally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15383985U JPS6262702U (en) | 1985-10-08 | 1985-10-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15383985U JPS6262702U (en) | 1985-10-08 | 1985-10-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6262702U true JPS6262702U (en) | 1987-04-18 |
Family
ID=31073082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15383985U Pending JPS6262702U (en) | 1985-10-08 | 1985-10-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6262702U (en) |
-
1985
- 1985-10-08 JP JP15383985U patent/JPS6262702U/ja active Pending