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JPS53131830A - Camera for photographing welding arc phenomenon - Google Patents

Camera for photographing welding arc phenomenon

Info

Publication number
JPS53131830A
JPS53131830A JP4574377A JP4574377A JPS53131830A JP S53131830 A JPS53131830 A JP S53131830A JP 4574377 A JP4574377 A JP 4574377A JP 4574377 A JP4574377 A JP 4574377A JP S53131830 A JPS53131830 A JP S53131830A
Authority
JP
Japan
Prior art keywords
photographing
camera
welding arc
arc phenomenon
phenomenon
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.)
Granted
Application number
JP4574377A
Other languages
Japanese (ja)
Other versions
JPS6143697B2 (en
Inventor
Kiju Endo
Takeshi Araya
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
Original Assignee
Hitachi 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 filed Critical Hitachi Ltd
Priority to JP4574377A priority Critical patent/JPS53131830A/en
Publication of JPS53131830A publication Critical patent/JPS53131830A/en
Publication of JPS6143697B2 publication Critical patent/JPS6143697B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To distinctly photograph a phenomenon to be hardly photographed, such as, short-circuit shifting by providing an electric optical ceramics between photodetecting plane and optical lens system in order to control a light amount of transmission at will according to the magnitude of an arc voltage.
COPYRIGHT: (C)1978,JPO&Japio
JP4574377A 1977-04-22 1977-04-22 Camera for photographing welding arc phenomenon Granted JPS53131830A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4574377A JPS53131830A (en) 1977-04-22 1977-04-22 Camera for photographing welding arc phenomenon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4574377A JPS53131830A (en) 1977-04-22 1977-04-22 Camera for photographing welding arc phenomenon

Publications (2)

Publication Number Publication Date
JPS53131830A true JPS53131830A (en) 1978-11-17
JPS6143697B2 JPS6143697B2 (en) 1986-09-29

Family

ID=12727790

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4574377A Granted JPS53131830A (en) 1977-04-22 1977-04-22 Camera for photographing welding arc phenomenon

Country Status (1)

Country Link
JP (1) JPS53131830A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006502001A (en) * 2002-03-27 2006-01-19 プラクスエア・テクノロジー・インコーポレイテッド Luminescence detection system for welding

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE465680B (en) * 1986-07-07 1991-10-14 Thomas Kurt Fraenninge DEVICE TO CLEAN A PIPE SYSTEM WHEN BATH FACILITIES

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006502001A (en) * 2002-03-27 2006-01-19 プラクスエア・テクノロジー・インコーポレイテッド Luminescence detection system for welding

Also Published As

Publication number Publication date
JPS6143697B2 (en) 1986-09-29

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