JPS61114708U - - Google Patents
Info
- Publication number
- JPS61114708U JPS61114708U JP19799784U JP19799784U JPS61114708U JP S61114708 U JPS61114708 U JP S61114708U JP 19799784 U JP19799784 U JP 19799784U JP 19799784 U JP19799784 U JP 19799784U JP S61114708 U JPS61114708 U JP S61114708U
- Authority
- JP
- Japan
- Prior art keywords
- lamp
- light
- irradiated surface
- straight tube
- prism plate
- 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 8
- 238000005286 illumination Methods 0.000 description 1
Landscapes
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
Description
第１図は本考案の照明装置の使用状態を示す説
明図、第２図は上記照明装置の一実施例の斜視図
、第３図は同じく側面図、第４図はプリズム板の
斜視図、第５図は同じく下面図、第６図はプリズ
ム板部の制光作用を示す説明図、第７図は第１お
よび第２のプリズム板部の作用を示す説明図、第
８図は第３および第４のプリズム板部の作用を示
す説明図、第９図は両プリズム部による配光作用
の説明図、第１０図は本実施例装置の配光曲線図
、第１１図は従来の照明装置の一例の配光曲線図
である。
Ａ……作業台、Ｂ……被照射面、Ｃ……照明装
置、３……器具本体、４……ランプ、５……プリ
ズム板、６……第１のプリズム板部、７……第２
のプリズム板部、８……第３のプリズム板部、９
……第４のプリズム板部。
FIG. 1 is an explanatory diagram showing the usage state of the lighting device of the present invention, FIG. 2 is a perspective view of an embodiment of the lighting device, FIG. 3 is a side view, and FIG. 4 is a perspective view of a prism plate. FIG. 5 is a bottom view, FIG. 6 is an explanatory diagram showing the light control effect of the prism plate part, FIG. 7 is an explanatory diagram showing the action of the first and second prism plate parts, and FIG. 9 is an explanatory diagram showing the action of the fourth prism plate part, FIG. 9 is an explanatory diagram of the light distribution action by both prism parts, FIG. 10 is a light distribution curve diagram of the device of this embodiment, and FIG. 11 is a conventional illumination diagram. It is a light distribution curve diagram of an example of a device. A...Workbench, B...Irradiated surface, C...Lighting device, 3...Equipment body, 4...Lamp, 5...Prism plate, 6...First prism plate portion, 7...First 2
Prism plate portion, 8...Third prism plate portion, 9
...Fourth prism plate section.
Claims (1)
明する照明装置において、 前面および下面が開放した細長い器具本体と、 この本体の長手方向に沿つて配設された直管部
を有するランプと、 このランプの直管部の前面に対向し上記ランプ
からの光を屈折して上記被照射面の左右の斜前方
部にそれぞれ放射する第１および第２のプリズム
板部と、 上記ランプの直管部の下面に対向し上記ランプ
からの光を屈折して上記被照射面の左右の両側部
にそれぞれ放射する第３および第４のプリズム板
部と、 を具備したことを特徴とする照明装置。[Scope of Claim for Utility Model Registration] A lighting device that is installed at a distance above an irradiated surface and illuminates the irradiated surface, comprising: a long and slender main body with an open front and bottom surface; a lamp having a straight tube section, and first and second lamps that face the front surface of the straight tube section of the lamp and refract the light from the lamp and radiate the light to the left and right oblique front sections of the irradiated surface, respectively. a prism plate portion; and third and fourth prism plate portions that face the lower surface of the straight tube portion of the lamp and refract the light from the lamp and radiate it to the left and right sides of the irradiated surface, respectively. A lighting device characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19799784U JPS61114708U (en) | 1984-12-28 | 1984-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19799784U JPS61114708U (en) | 1984-12-28 | 1984-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61114708U true JPS61114708U (en) | 1986-07-19 |
Family
ID=30756617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19799784U Pending JPS61114708U (en) | 1984-12-28 | 1984-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61114708U (en) |
-
1984
- 1984-12-28 JP JP19799784U patent/JPS61114708U/ja active Pending
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