JPS6151721B2 - - Google Patents

Info

Publication number
JPS6151721B2
JPS6151721B2 JP13268178A JP13268178A JPS6151721B2 JP S6151721 B2 JPS6151721 B2 JP S6151721B2 JP 13268178 A JP13268178 A JP 13268178A JP 13268178 A JP13268178 A JP 13268178A JP S6151721 B2 JPS6151721 B2 JP S6151721B2
Authority
JP
Japan
Prior art keywords
trolley wire
light
diode array
sliding surface
pulse generator
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
JP13268178A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5559305A (en
Inventor
Shinji Abe
Yasuo Takenaka
Shizuo Nakamura
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.)
Hitachi Ltd
Hitachi High Tech Corp
Original Assignee
Hitachi Ltd
Hitachi Electronics Engineering 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 Hitachi Ltd, Hitachi Electronics Engineering Co Ltd filed Critical Hitachi Ltd
Priority to JP13268178A priority Critical patent/JPS5559305A/ja
Publication of JPS5559305A publication Critical patent/JPS5559305A/ja
Publication of JPS6151721B2 publication Critical patent/JPS6151721B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
JP13268178A 1978-10-30 1978-10-30 Trolley wire measuring device Granted JPS5559305A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13268178A JPS5559305A (en) 1978-10-30 1978-10-30 Trolley wire measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13268178A JPS5559305A (en) 1978-10-30 1978-10-30 Trolley wire measuring device

Publications (2)

Publication Number Publication Date
JPS5559305A JPS5559305A (en) 1980-05-02
JPS6151721B2 true JPS6151721B2 (enrdf_load_stackoverflow) 1986-11-10

Family

ID=15087019

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13268178A Granted JPS5559305A (en) 1978-10-30 1978-10-30 Trolley wire measuring device

Country Status (1)

Country Link
JP (1) JPS5559305A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6025403A (ja) * 1983-07-22 1985-02-08 Sekisui Jushi Co Ltd 道路区画線の幅を連続的に測定する方法
JPS6025404A (ja) * 1983-07-22 1985-02-08 Sekisui Jushi Co Ltd 道路区画線の幅を連続的に測定する方法

Also Published As

Publication number Publication date
JPS5559305A (en) 1980-05-02

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