JPS6337890B2 - - Google Patents

Info

Publication number
JPS6337890B2
JPS6337890B2 JP55080430A JP8043080A JPS6337890B2 JP S6337890 B2 JPS6337890 B2 JP S6337890B2 JP 55080430 A JP55080430 A JP 55080430A JP 8043080 A JP8043080 A JP 8043080A JP S6337890 B2 JPS6337890 B2 JP S6337890B2
Authority
JP
Japan
Prior art keywords
road surface
light
snow
melting agent
snow melting
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
JP55080430A
Other languages
English (en)
Japanese (ja)
Other versions
JPS576340A (en
Inventor
Takateru Kotake
Hiroshi Fukamizu
Masashi Nakano
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.)
Omron Corp
Original Assignee
Omron Tateisi Electronics Co
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 Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Priority to JP8043080A priority Critical patent/JPS576340A/ja
Publication of JPS576340A publication Critical patent/JPS576340A/ja
Publication of JPS6337890B2 publication Critical patent/JPS6337890B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01W—METEOROLOGY
    • G01W1/00—Meteorology

Landscapes

  • Environmental & Geological Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Environmental Sciences (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP8043080A 1980-06-13 1980-06-13 Detecting method for freezing of road surface Granted JPS576340A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8043080A JPS576340A (en) 1980-06-13 1980-06-13 Detecting method for freezing of road surface

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8043080A JPS576340A (en) 1980-06-13 1980-06-13 Detecting method for freezing of road surface

Publications (2)

Publication Number Publication Date
JPS576340A JPS576340A (en) 1982-01-13
JPS6337890B2 true JPS6337890B2 (OSRAM) 1988-07-27

Family

ID=13718047

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8043080A Granted JPS576340A (en) 1980-06-13 1980-06-13 Detecting method for freezing of road surface

Country Status (1)

Country Link
JP (1) JPS576340A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003240866A (ja) * 2002-02-20 2003-08-27 Natl Inst For Land & Infrastructure Management Mlit 路面状態判定方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58139665A (ja) * 1982-02-10 1983-08-19 Fanuc Ltd 永久磁石式同期電動機
JPS59230454A (ja) * 1983-06-10 1984-12-25 Fanuc Ltd 永久磁石界磁回転子の製造方法
JPS6093464U (ja) * 1983-11-29 1985-06-26 三菱電機株式会社 永久磁石回転型の回転機の回転子
JPS62280406A (ja) * 1986-05-29 1987-12-05 株式会社フジクラ 融雪方法
JP3440394B2 (ja) * 1995-06-29 2003-08-25 オムロン株式会社 路面状態判別システム、及び路面状態判別システムを用いた道路管理システム、路面状態情報収集車両、並びに凍結防止剤自動散布システム
WO2005075959A1 (ja) * 2004-02-10 2005-08-18 Nihon University 摩擦係数推定方法及び装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5066286A (OSRAM) * 1973-10-12 1975-06-04

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003240866A (ja) * 2002-02-20 2003-08-27 Natl Inst For Land & Infrastructure Management Mlit 路面状態判定方法

Also Published As

Publication number Publication date
JPS576340A (en) 1982-01-13

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