Low-frequency electromagnetic induction heater

Details Low-frequency electromagnetic induction heater Low-frequency electromagnetic induction heater

1990-02-16

1991-10-29

Leung, Philip H.

Electric heating

Metal heating

Of cylinders

219 10491, 219 1075, 336 96, H05B 636

Patent

active

050618350

ABSTRACT:
A low frequency electromagnetic induction heater which applies a low voltage-high current performance transformer is disclosed. In the present heater, any space or vacancies between an induction coil and a metal heating pipe is excluded. This invention provides a high performance heater with the small temperature difference between the heating part and the material to be heated, high thermal efficiency, high reliability, high durability, and steady operation during a long period.

REFERENCES:
patent: 3440384 (1969-04-01), Schroeder
patent: 4136276 (1979-01-01), Ashe
patent: 4303826 (1981-12-01), Ando
patent: 4532398 (1985-07-01), Henriksson
patent: 4874916 (1989-10-01), Burke

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