JPH0375047U - - Google Patents
Info
- Publication number
- JPH0375047U JPH0375047U JP13691689U JP13691689U JPH0375047U JP H0375047 U JPH0375047 U JP H0375047U JP 13691689 U JP13691689 U JP 13691689U JP 13691689 U JP13691689 U JP 13691689U JP H0375047 U JPH0375047 U JP H0375047U
- Authority
- JP
- Japan
- Prior art keywords
- photo sensor
- construction vehicle
- work light
- turns
- right turn
- 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.)
- Granted
Links
- 238000010276 construction Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
Description
第１図は、この考案の一実施例である後部作業
灯消灯装置の構成を示す電気回路図、第２図はフ
オトセンサ部の取付位置を示す説明図、第３図は
従来の後部作業灯の作動手段を示す回路図である
。
１……バツテリ電源、２……後部作業灯、３…
…操作スイツチ、４……フオトセンサ部、５……
制御部、６……左右折信号検出部、１７……方向
指示器、２１……操輪式建設車両。
Fig. 1 is an electrical circuit diagram showing the configuration of a rear work light extinguishing device which is an embodiment of this invention, Fig. 2 is an explanatory diagram showing the mounting position of the photo sensor section, and Fig. 3 is a diagram of a conventional rear work light. FIG. 3 is a circuit diagram showing the actuating means. 1...Battery power supply, 2...Rear work light, 3...
...Operation switch, 4...Photo sensor section, 5...
Control unit, 6... Left/right turn signal detection unit, 17... Direction indicator, 21... Wheel-steering construction vehicle.
Claims (1)
業灯の点灯、消灯を切換える操作スイツチとを備
えた装輪式建設車両において、車両後方からの光
照射を検出するフオトセンサ部と、該フオトセン
サ部の検出信号を受けて、前記後部作業灯の消灯
動作を行う制御部とを設けたことを特徴とする建
設車両の後部作業灯消灯装置。 (2) フオトセンサ部に代えて、方向指示器の左
右折操作信号を検出する左右折信号検出部を設け
たことを特徴とする請求項(1)記載の建設車両の
後部作業灯消灯装置。[Scope of Claim for Utility Model Registration] (1) In a wheeled construction vehicle equipped with a rear working light that illuminates the rear of the vehicle and an operation switch that turns the rear working light on and off, A rear work light extinguishing device for a construction vehicle, comprising: a photo sensor section for detecting a photo sensor; and a control section that receives a detection signal from the photo sensor section and turns off the rear work light. (2) The rear work light extinguishing device for a construction vehicle according to claim (1), characterized in that a left/right turn signal detection unit for detecting a left/right turn operation signal from a direction indicator is provided in place of the photo sensor unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13691689U JPH0535019Y2 (en) | 1989-11-27 | 1989-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13691689U JPH0535019Y2 (en) | 1989-11-27 | 1989-11-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0375047U true JPH0375047U (en) | 1991-07-29 |
| JPH0535019Y2 JPH0535019Y2 (en) | 1993-09-06 |
Family
ID=31684098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13691689U Expired - Lifetime JPH0535019Y2 (en) | 1989-11-27 | 1989-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0535019Y2 (en) |
-
1989
- 1989-11-27 JP JP13691689U patent/JPH0535019Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0535019Y2 (en) | 1993-09-06 |