Apparatus for inductively hardneing the interior surface of obje

Details Apparatus for inductively hardneing the interior surface of obje Apparatus for inductively hardneing the interior surface of obje

1985-06-27

1986-12-09

Leung, Philip H.

Electric heating

Metal heating

Of cylinders

219 1049R, 219 1043, 219 1079, 266123, 266127, 266129, H05B 638

Patent

active

046281673

ABSTRACT:
An induction heating device is provided which can be easily and inexpensively modified to inductively heat and quench harden workpiece bores of various diameters. The device consists of a permanently mounted mandrel and easily interchangeable inductor coil and quench modules which can be easily and rigidly connected to the mandrel.

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patent: 3862348 (1975-01-01), Keller
patent: 4375997 (1983-03-01), Matz
patent: 4401485 (1983-08-01), Novorsky
patent: 4531987 (1985-07-01), Pfaffmann et al.

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