MY146896A - Method for distinguishing rolled material and apparatus therefor - Google Patents

Method for distinguishing rolled material and apparatus therefor

Info

Publication number
MY146896A
MY146896A MYPI20064437A MYPI20064437A MY146896A MY 146896 A MY146896 A MY 146896A MY PI20064437 A MYPI20064437 A MY PI20064437A MY PI20064437 A MYPI20064437 A MY PI20064437A MY 146896 A MY146896 A MY 146896A
Authority
MY
Malaysia
Prior art keywords
rolled material
distinguishing
apparatus therefor
respect
light
Prior art date
Application number
MYPI20064437A
Inventor
Hirosumi Nakanishi
Koushi Mukumoto
Makoto Usuki
Tatsuo Kenmi
Original Assignee
Daihatsu 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 Daihatsu Motor Co Ltd filed Critical Daihatsu Motor Co Ltd
Publication of MY146896A publication Critical patent/MY146896A/en

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  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)

Abstract

A METHOD FOR DISTINGUISHING ROLLED MATERIAL INCLUDING, ILLUMINATING A LIGHT, OF WHICH AN OSCILLATION DIRECTION IS ADJUSTED TO ONE DIRECTION, ON A SURFACE OF A ROLLED MATERIAL (20) TO BE DISTINGUISHED WITH AN ILLUMINATING DIRECTION INCLINED WITH RESPECT TO THE SURFACE OF THE ROLLED MATERIAL (20) TO BE DISTINGUISHED, RECEIVING A LIGHT REFLECTED BY THE SURFACE OF THE ROLLED MATERIAL THROUGH A POLARIZER (51A) OF WHICH A POLARIZATION DIRECTION IS DEVIATED WITH RESPECT TO THE OSCILLATION DIRECTION OF THE LIGHT ILLUMINATED ON THE SURFACE OF THE ROLLED MATERIAL (20) WITH A RECEIVING DIRECTION INCLINED WITH RESPECT TO THE SURFACE OF THE ROLLED MATERIAL, AND DISTINGUISHING BETWEEN A NON-RUSTPROOF ROLLED MATERIAL (20A) AND A RUSTPROOF ROLLED MATERIAL (20B) BASED ON AN AMOUNT OF LIGHT RECEIVED.
MYPI20064437A 2005-11-21 2006-11-03 Method for distinguishing rolled material and apparatus therefor MY146896A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005335893 2005-11-21
JP2006148904A JP4569967B2 (en) 2005-11-21 2006-05-29 Rolled material identification method and apparatus

Publications (1)

Publication Number Publication Date
MY146896A true MY146896A (en) 2012-10-15

Family

ID=38243886

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI20064437A MY146896A (en) 2005-11-21 2006-11-03 Method for distinguishing rolled material and apparatus therefor

Country Status (2)

Country Link
JP (1) JP4569967B2 (en)
MY (1) MY146896A (en)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5749805A (en) * 1980-09-09 1982-03-24 Matsushita Electric Works Ltd Measuring device for roughness of surface
JPH1172317A (en) * 1997-08-28 1999-03-16 Nkk Corp Spangle size-measuring device
JP3826578B2 (en) * 1998-08-25 2006-09-27 Ｊｆｅスチール株式会社 Surface inspection device
JP2001318058A (en) * 2000-05-11 2001-11-16 Daihatsu Motor Co Ltd Surface discrimination method of article
JP2002303582A (en) * 2001-04-06 2002-10-18 Nippon Steel Corp Thick plate surface flaw inspecting method and its device
JP2003065965A (en) * 2001-08-22 2003-03-05 Konica Corp Method and apparatus for inspecting surface
JP2004151006A (en) * 2002-10-31 2004-05-27 Jfe Steel Kk Quality control method of hot dip zinced steel plate, and quality control device of hot dip zinced steel plate
JP4104487B2 (en) * 2003-04-30 2008-06-18 新日本製鐵株式会社 Grain aspect ratio measuring apparatus and grain aspect ratio measuring method
JP2005221391A (en) * 2004-02-06 2005-08-18 Jfe Steel Kk Surface flaw inspection device

Also Published As

Publication number Publication date
JP2007160399A (en) 2007-06-28
JP4569967B2 (en) 2010-10-27

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