JP4143418B2 - シート材判別装置、及びシート材判別方法 - Google Patents

シート材判別装置、及びシート材判別方法 Download PDF

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Publication number
JP4143418B2
JP4143418B2 JP2003000712A JP2003000712A JP4143418B2 JP 4143418 B2 JP4143418 B2 JP 4143418B2 JP 2003000712 A JP2003000712 A JP 2003000712A JP 2003000712 A JP2003000712 A JP 2003000712A JP 4143418 B2 JP4143418 B2 JP 4143418B2
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vibration
sheet material
difference
detecting element
frequency
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Japanese (ja)
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JP2004210497A (ja
JP2004210497A5 (enExample
Inventor
文徳 遠藤
久人 薮田
岳彦 川崎
典夫 金子
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Canon Inc
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Canon Inc
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Priority to JP2003000712A priority Critical patent/JP4143418B2/ja
Priority to US10/751,872 priority patent/US7082832B2/en
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JP2003000712A 2003-01-06 2003-01-06 シート材判別装置、及びシート材判別方法 Expired - Fee Related JP4143418B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2003000712A JP4143418B2 (ja) 2003-01-06 2003-01-06 シート材判別装置、及びシート材判別方法
US10/751,872 US7082832B2 (en) 2003-01-06 2004-01-05 Sheet material identifying device and image forming apparatus having sheet material identifying device

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Application Number Priority Date Filing Date Title
JP2003000712A JP4143418B2 (ja) 2003-01-06 2003-01-06 シート材判別装置、及びシート材判別方法

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JP2004210497A JP2004210497A (ja) 2004-07-29
JP2004210497A5 JP2004210497A5 (enExample) 2006-02-16
JP4143418B2 true JP4143418B2 (ja) 2008-09-03

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JP2003000712A Expired - Fee Related JP4143418B2 (ja) 2003-01-06 2003-01-06 シート材判別装置、及びシート材判別方法

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Publication number Priority date Publication date Assignee Title
JP2015210177A (ja) 2014-04-25 2015-11-24 キヤノン株式会社 記録媒体判別装置及び画像形成装置

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JP2004210497A (ja) 2004-07-29

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