JPH056156B2 - - Google Patents

Info

Publication number
JPH056156B2
JPH056156B2 JP57162176A JP16217682A JPH056156B2 JP H056156 B2 JPH056156 B2 JP H056156B2 JP 57162176 A JP57162176 A JP 57162176A JP 16217682 A JP16217682 A JP 16217682A JP H056156 B2 JPH056156 B2 JP H056156B2
Authority
JP
Japan
Prior art keywords
diaphragm
raindrop sensor
natural frequency
raindrops
vibration
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 - Lifetime
Application number
JP57162176A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5952763A (ja
Inventor
Yasuhiro Shiraishi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nissan Motor Co Ltd
Original Assignee
Nissan Motor Co Ltd
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 by Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Priority to JP57162176A priority Critical patent/JPS5952763A/ja
Priority to US06/527,776 priority patent/US4527105A/en
Priority to EP83108597A priority patent/EP0102622B1/en
Priority to DE8383108597T priority patent/DE3380844D1/de
Priority to EP88116206A priority patent/EP0308990B1/en
Priority to DE8888116206T priority patent/DE3382667T2/de
Publication of JPS5952763A publication Critical patent/JPS5952763A/ja
Priority to US07/069,141 priority patent/USRE33848E/en
Publication of JPH056156B2 publication Critical patent/JPH056156B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/0006—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances
    • G01P13/0073—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances by using vibrations generated by the fluid

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
JP57162176A 1982-09-02 1982-09-20 車両用雨滴センサ Granted JPS5952763A (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP57162176A JPS5952763A (ja) 1982-09-20 1982-09-20 車両用雨滴センサ
US06/527,776 US4527105A (en) 1982-09-02 1983-08-30 Automatic windshield wiper speed control with piezoelectric sensor
EP83108597A EP0102622B1 (en) 1982-09-02 1983-08-31 Wiper speed control system for an automotive windshield wiper
DE8383108597T DE3380844D1 (en) 1982-09-02 1983-08-31 Wiper speed control system for an automotive windshield wiper
EP88116206A EP0308990B1 (en) 1982-09-02 1983-08-31 Wiper speed control system for an automotive windshield wiper
DE8888116206T DE3382667T2 (de) 1982-09-02 1983-08-31 Wischergeschwindigkeitssteuersystem fuer einen autowindschutzscheibenwischer.
US07/069,141 USRE33848E (en) 1982-09-02 1987-07-02 Automatic windshield wiper speed control with piezoelectric sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57162176A JPS5952763A (ja) 1982-09-20 1982-09-20 車両用雨滴センサ

Publications (2)

Publication Number Publication Date
JPS5952763A JPS5952763A (ja) 1984-03-27
JPH056156B2 true JPH056156B2 (cs) 1993-01-25

Family

ID=15749456

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57162176A Granted JPS5952763A (ja) 1982-09-02 1982-09-20 車両用雨滴センサ

Country Status (1)

Country Link
JP (1) JPS5952763A (cs)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0233181Y2 (cs) * 1984-09-18 1990-09-06
US4835435A (en) * 1988-01-19 1989-05-30 Hewlett-Packard Company Simple, sensitive, frequency-tuned drop detector
JPH0233386U (cs) * 1988-08-26 1990-03-02
DE3902231A1 (de) * 1989-01-26 1990-08-09 Voralp Ets Einrichtung fuer die steuerung eines scheibenwischers
JPH06180291A (ja) * 1991-08-07 1994-06-28 Meiwa Denki Kogyo Kk 円筒内面検査方法とその装置
DE102017219906A1 (de) * 2017-11-09 2019-05-09 Robert Bosch Gmbh Verfahren und Steuergerät zum Messen von Niederschlag
CN112347652B (zh) * 2020-11-10 2023-08-29 艾莫瑞信息技术咨询(厦门)有限公司 基于水文气象地区线性矩频率分析的暴雨高风险区划方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS503670A (cs) * 1973-05-14 1975-01-16
JPS5812558B2 (ja) * 1974-09-13 1983-03-09 アンリツデンキ カブシキガイシヤ コウセツケイ
JPS55179376U (cs) * 1979-06-13 1980-12-23

Also Published As

Publication number Publication date
JPS5952763A (ja) 1984-03-27

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