Electric heating – Metal heating – Of cylinders
Patent
1983-11-28
1984-08-21
Envall, Jr., Roy N.
Electric heating
Metal heating
Of cylinders
219 1079, 219 1067, H05B 612
Patent
active
044671628
ABSTRACT:
An improved exciting arrangement for an induction heating apparatus which includes a heating coil disposed in a spaced relation between a top plate for placing a vessel of magnetizable material to be heated and a bottom plate, so as to be impressed with high frequency current, a shielding plate member of non-magnetizable metallic material disposed in a space between the heating coil and the bottom plate, and a coil support member of highly magnetizable material providing a high electrical resistance, disposed between the heating coil and the shielding plate so as to cover part of the peripheral portion of the heating coil.
REFERENCES:
patent: 3710062 (1973-01-01), Peters, Jr.
patent: 3781503 (1973-12-01), Harnden, Jr. et al.
patent: 3947652 (1976-03-01), Cobb
patent: 3989916 (1976-11-01), Amagami et al.
patent: 3996442 (1976-12-01), Moreland et al.
patent: 4092511 (1978-05-01), Austin
patent: 4348571 (1982-09-01), Dills
Doi Keiichiro
Iketani Tomofumi
Kondo Shigeki
Tanaka Seiji
Yamazaki Yoshio
Envall Jr. Roy N.
Leung Philip H.
Riccar Co., Ltd.
Sharp Kabushiki Kaisha
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