JPH0391988U - - Google Patents
Info
- Publication number
- JPH0391988U JPH0391988U JP102990U JP102990U JPH0391988U JP H0391988 U JPH0391988 U JP H0391988U JP 102990 U JP102990 U JP 102990U JP 102990 U JP102990 U JP 102990U JP H0391988 U JPH0391988 U JP H0391988U
- Authority
- JP
- Japan
- Prior art keywords
- reflecting mirror
- light
- concave
- reflector
- emitting part
- 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
- 238000001514 detection method Methods 0.000 claims description 11
- 230000004907 flux Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Burglar Alarm Systems (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Description
第1図は本考案の物体検出装置の一実施例を示
す概略図、第2図は本考案の物体検出装置の構成
部品の配置を示す平面図、第3図は本考案の物体
検出装置の構成部品の配置を示す側面図、第4図
は第2図の要部拡大図、第5図は本考案の物体検
出装置に採用する反射鏡を示す正面図である。第
6図は従来の物体検出装置の一例を示す概略図で
ある。
10……物体検出装置、11……発光部、12
……受光部、13,13a……検出領域、14…
…平面反射鏡、15……凹面反射鏡。
Fig. 1 is a schematic diagram showing an embodiment of the object detection device of the present invention, Fig. 2 is a plan view showing the arrangement of the components of the object detection device of the present invention, and Fig. 3 is a schematic diagram showing an embodiment of the object detection device of the present invention. FIG. 4 is an enlarged view of the main part of FIG. 2, and FIG. 5 is a front view showing a reflecting mirror employed in the object detection device of the present invention. FIG. 6 is a schematic diagram showing an example of a conventional object detection device. 10...Object detection device, 11...Light emitting unit, 12
...Light receiving section, 13, 13a...Detection area, 14...
...Flat reflector, 15...Concave reflector.
Claims (1)
と共に、該発光部から放射された光束を反射し、
その反射光を検出領域に照射する反射鏡と、上記
検出領域に存在する被検出物にて反射された光束
を集光反射する凹面反射鏡と、該凹面反射鏡の集
光束を入射すべくこれに対向して配置された受光
部とを備えており、、上記反射鏡と凹面反射鏡と
を一体的に形成したことを特徴とする、物体検出
装置。 (2) 前記反射鏡及び凹面反射鏡が、上記反射鏡
の中心面が上記凹面反射鏡の曲率頂点と一致する
ように一体的に形成され、これが上記曲率頂点を
通る中心軸を中心として揺動自在に形成されてい
ることを特徴とする、請求項1に記載の物体検出
装置。[Claims for Utility Model Registration] (1) A light-emitting part, which is arranged opposite to the light-emitting part and reflects the luminous flux emitted from the light-emitting part;
A reflector that irradiates the reflected light onto the detection area, a concave reflector that condenses and reflects the light beam reflected by the object to be detected existing in the detection area, and a concave reflector that allows the condensed light beam of the concave reflector to enter the detection area. and a light-receiving section disposed to face each other, and wherein the reflecting mirror and the concave reflecting mirror are integrally formed. (2) The reflecting mirror and the concave reflecting mirror are integrally formed so that the central plane of the reflecting mirror coincides with the apex of curvature of the concave reflecting mirror, and the mirror swings about a central axis passing through the apex of curvature. The object detection device according to claim 1, characterized in that it is freely formed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990001029U JP2512067Y2 (en) | 1990-01-10 | 1990-01-10 | Object detection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990001029U JP2512067Y2 (en) | 1990-01-10 | 1990-01-10 | Object detection device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0391988U true JPH0391988U (en) | 1991-09-19 |
JP2512067Y2 JP2512067Y2 (en) | 1996-09-25 |
Family
ID=31504961
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990001029U Expired - Lifetime JP2512067Y2 (en) | 1990-01-10 | 1990-01-10 | Object detection device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2512067Y2 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009121836A (en) * | 2007-11-12 | 2009-06-04 | Denso Wave Inc | Laser radar apparatus |
JP2012068177A (en) * | 2010-09-27 | 2012-04-05 | Denso Wave Inc | Laser radar device |
JP2013224915A (en) * | 2011-08-29 | 2013-10-31 | Denso Wave Inc | Laser radar device |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5934179A (en) * | 1982-08-19 | 1984-02-24 | Nippon Soken Inc | Obstacle detecting device for vehicle |
JPS59182382A (en) * | 1983-03-31 | 1984-10-17 | Nippon Soken Inc | Obstacle detector vehicle |
JPS6033071A (en) * | 1983-08-04 | 1985-02-20 | Nittan Co Ltd | Beam type body detector |
-
1990
- 1990-01-10 JP JP1990001029U patent/JP2512067Y2/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5934179A (en) * | 1982-08-19 | 1984-02-24 | Nippon Soken Inc | Obstacle detecting device for vehicle |
JPS59182382A (en) * | 1983-03-31 | 1984-10-17 | Nippon Soken Inc | Obstacle detector vehicle |
JPS6033071A (en) * | 1983-08-04 | 1985-02-20 | Nittan Co Ltd | Beam type body detector |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009121836A (en) * | 2007-11-12 | 2009-06-04 | Denso Wave Inc | Laser radar apparatus |
JP2012068177A (en) * | 2010-09-27 | 2012-04-05 | Denso Wave Inc | Laser radar device |
JP2013224915A (en) * | 2011-08-29 | 2013-10-31 | Denso Wave Inc | Laser radar device |
Also Published As
Publication number | Publication date |
---|---|
JP2512067Y2 (en) | 1996-09-25 |
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