High frequency induction heating treatment equipment and...

Metallurgical apparatus – With programmed – cyclic – or time responsive control means

Reexamination Certificate

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Details

C266S087000, C266S129000, C219S663000

Reexamination Certificate

active

08052919

ABSTRACT:
To provide a heat treatment providing a product with quality as desired, high frequency induction heating treatment equipment capable of temperature control to provide such heat treatment includes temperature controlling means for adjusting in temperature an object to be treated, and quenching means for determining when the object heated should be cooled. The temperature controlling means includes heating means, temperature measuring means involved in temperature control, and temperature adjusting means. The quenching means includes temperature measuring means involved in quenching, and heat treatment adjusting means.

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patent: 2001/0004983 (2001-06-01), Wiezbowski
patent: 2006/0289495 (2006-12-01), Thomas et al.
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patent: 2005-325408 (2005-11-01), None
patent: 2005-325409 (2005-11-01), None
N. Iguchi, et al., “On the Non-equilibrium Fe-Fe3C Phase Diagram in Super-Rapid Heating,” Journal of the Japan Institute of Metals, vol. 39, No. 3, Mar. 1975, p. 255-260.
Japanese Office Action, with English translation, issued in Japanese Patent Application No. 2005-171376, mailed Mar. 17, 2009.
European Search Report issued in European Patent Application No. 05782273.6-1215/1808499 PCT/JP2005016500, dated Sep. 16, 2009.

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