JPS6230874B2 - - Google Patents

Info

Publication number
JPS6230874B2
JPS6230874B2 JP6760778A JP6760778A JPS6230874B2 JP S6230874 B2 JPS6230874 B2 JP S6230874B2 JP 6760778 A JP6760778 A JP 6760778A JP 6760778 A JP6760778 A JP 6760778A JP S6230874 B2 JPS6230874 B2 JP S6230874B2
Authority
JP
Japan
Prior art keywords
slit light
signal
outline
light pattern
line
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
JP6760778A
Other languages
English (en)
Japanese (ja)
Other versions
JPS54159358A (en
Inventor
Masayuki Mishiro
Yoshuki Tajima
Nobuaki Kido
Masakazu Kozono
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.)
Komatsu Ltd
Original Assignee
Komatsu 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 Komatsu Ltd filed Critical Komatsu Ltd
Priority to JP6760778A priority Critical patent/JPS54159358A/ja
Publication of JPS54159358A publication Critical patent/JPS54159358A/ja
Publication of JPS6230874B2 publication Critical patent/JPS6230874B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
JP6760778A 1978-06-07 1978-06-07 Detectining welding line Granted JPS54159358A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6760778A JPS54159358A (en) 1978-06-07 1978-06-07 Detectining welding line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6760778A JPS54159358A (en) 1978-06-07 1978-06-07 Detectining welding line

Publications (2)

Publication Number Publication Date
JPS54159358A JPS54159358A (en) 1979-12-17
JPS6230874B2 true JPS6230874B2 (fi) 1987-07-04

Family

ID=13349781

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6760778A Granted JPS54159358A (en) 1978-06-07 1978-06-07 Detectining welding line

Country Status (1)

Country Link
JP (1) JPS54159358A (fi)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01130374U (fi) * 1988-02-24 1989-09-05

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01130374U (fi) * 1988-02-24 1989-09-05

Also Published As

Publication number Publication date
JPS54159358A (en) 1979-12-17

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