Electric heating – Metal heating – Of cylinders
Patent
1978-04-04
1980-03-04
Reynolds, Bruce A.
Electric heating
Metal heating
Of cylinders
219 1055D, 219 1055R, 219 1055E, H05B 906
Patent
active
041918770
ABSTRACT:
A microwave oven which is provided with an electric heating arrangement for surface browning of an object to be heated which includes a heater portion having a heater surrounded by a sheath and a power supplying base portion enclosed in a metallic cover and having power supplying electrodes for the heater portion, and power feeding section having choke structure for preventing leakage of high frequency waves which is provided in one of the walls defining a heating cavity so as to receive the power supplying base portion in an opening formed in the choke structure, while the sheath is so connected to the metallic cover as to establish good electrical conduction therebetween, so that sealing of high frequency waves is achieved between the heater and choke structure.
REFERENCES:
patent: 3081392 (1963-03-01), Warner
patent: 3182164 (1965-05-01), Ironfield
patent: 3196243 (1965-07-01), Schall
patent: 3320396 (1967-05-01), Boehm
patent: 3502839 (1970-03-01), Tibbs
patent: 3584177 (1971-06-01), Bucksbaum
patent: 3668357 (1972-06-01), Kobayashi
patent: 3809843 (1974-05-01), Takayama
patent: 3985993 (1976-10-01), Imberg et al.
Kusunoki Shigeru
Tanaka Junzo
Yoshimura Hirofumi
Leung Philip H.
Matsushita Electric - Industrial Co., Ltd.
Reynolds Bruce A.
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