JPH0429431Y2 - - Google Patents

Info

Publication number
JPH0429431Y2
JPH0429431Y2 JP1987191606U JP19160687U JPH0429431Y2 JP H0429431 Y2 JPH0429431 Y2 JP H0429431Y2 JP 1987191606 U JP1987191606 U JP 1987191606U JP 19160687 U JP19160687 U JP 19160687U JP H0429431 Y2 JPH0429431 Y2 JP H0429431Y2
Authority
JP
Japan
Prior art keywords
rain
circuit
output
raindrops
signal
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
Application number
JP1987191606U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0195691U (fr
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1987191606U priority Critical patent/JPH0429431Y2/ja
Publication of JPH0195691U publication Critical patent/JPH0195691U/ja
Application granted granted Critical
Publication of JPH0429431Y2 publication Critical patent/JPH0429431Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
JP1987191606U 1987-12-16 1987-12-16 Expired JPH0429431Y2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987191606U JPH0429431Y2 (fr) 1987-12-16 1987-12-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987191606U JPH0429431Y2 (fr) 1987-12-16 1987-12-16

Publications (2)

Publication Number Publication Date
JPH0195691U JPH0195691U (fr) 1989-06-23
JPH0429431Y2 true JPH0429431Y2 (fr) 1992-07-16

Family

ID=31482509

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987191606U Expired JPH0429431Y2 (fr) 1987-12-16 1987-12-16

Country Status (1)

Country Link
JP (1) JPH0429431Y2 (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4856485A (fr) * 1971-11-15 1973-08-08
JPS54156588A (en) * 1978-05-31 1979-12-10 Nippon Hoso Kyokai <Nhk> Snowfall detector

Also Published As

Publication number Publication date
JPH0195691U (fr) 1989-06-23

Similar Documents

Publication Publication Date Title
US5703568A (en) Multi function light sensor for vehicle
DE69801033T2 (de) Multifinktion-lichtsensor für fahrzeug
KR0181693B1 (ko) 비에 응답하여 윈드실드 와이퍼를 제어하는 장치 및 이의 시스템
USRE35762E (en) Optical detection of water droplets using light refraction with a mask to prevent detection of unrefracted light
US9681636B2 (en) Detector system, sensor and dairy animal treatment device
US5836339A (en) Raindrop counter and control system for irrigation systems
US7513148B2 (en) Rain sensor arrangement
FI95080C (fi) Menetelmä ja laitteisto levyn pinnalla olevien epäpuhtauksien havaitsemiseksi
CN110632030A (zh) 黑烟白烟同一灵敏度的点型光电感烟探测器及其探测方法
US4539474A (en) Optical switch for an automatic door
JPH0429431Y2 (fr)
CN106193257A (zh) 雨水收集方法以及雨水收集系统
CN204679665U (zh) 光学雨量探测装置及导光器
JP4605975B2 (ja) 付着物検出装置およびそれを用いた制御装置
AU771310B2 (en) Liquid indicator
WO2000040934A1 (fr) Detecteur d&#34;eau a commande automatique de l&#34;intensite d&#34;emission
US4432645A (en) Forward-scatter visibility meter
KR0181470B1 (ko) 방풍유리상의 수분을 센싱하는 방법 및 장치 그리고 자동제어 와이핑 방법 및 장치
CA1272156A (fr) Detecteur optique d&#39;un courant de lait et dispositif de coupure a depression pour trayeuse mecanique
JPS5815072B2 (ja) 雨検知装置
CN209525606U (zh) 一种集雨量、阳光、光强和湿度的传感器
CN112984450B (zh) 一种适用于隧道的智能导光系统
CN217639591U (zh) 一种雨水检测装置、割草机器人以及基站
CN219245785U (zh) 一种用于判别设备进液管内有无液体的装置
JPH0338878B2 (fr)