Undercut crankshaft hardening coil

United States of America Patent

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Sep 24, 2013
Grant Date
Jul 26, 2012
app pub date
Apr 4, 2012
filing date
Jun 13, 2008

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Abstract

Improved induction heating methods are presented for induction hardening undercut fillets of crankshafts or other workpiece recesses or undercuts in which an active turn is energized to induce current in a passive turn translated toward a workpiece undercut for heating the undercut.

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Patent Owner	Address
AJAX TOCCO MAGNETHERMIC CORPORATION	1745 OVERLAND AVENUE WARREN OH 44482

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H05B:ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE ....

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Inventor Name	Address	# of filed Patents	Total Citations
Akers, Ronald R	Guntersville, US	10	40
Illencik, Tom	Girard, US	2	3
Mckelvey, Richard	Albertville, US	5	8

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Undercut crankshaft hardening coil

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United States of America Patent

13439243

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PATENT NO	8540827
APP PUB NO	20120187113A1
SERIAL NO	13439243
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
September 24, 2013	US,8540827,B2 US8540827B2	GRANTED PATENT AS SECOND PUBLICATION
July 26, 2012	US,20120187113,A1 US20120187113A1	FIRST PUBLISHED PATENT APPLICATION

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13439243

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