Electric heating – Metal heating – Of cylinders
Patent
1988-07-28
1990-03-27
Leung, Philip H.
Electric heating
Metal heating
Of cylinders
219 1055B, 126190, H05B 664
Patent
active
049127411
ABSTRACT:
A heating box has an interior exposed to microwave energy. The heating box includes a first metal panel and a second metal panel. The first panel has a join portion. The second panel has a join portion which opposes and contacts the join portion of the first panel. The first panel and the second panel are bonded together at the join portions thereof. A plurality of electrical connections between the first and second panels extend in the join portions of the first and second panels. The electrical connections are spaced.
REFERENCES:
patent: 4255640 (1981-03-01), Bressler
patent: 4504717 (1985-03-01), Arai
patent: 4597374 (1986-07-01), Igarashi
patent: 4609801 (1986-09-01), Spencer et al.
patent: 4680439 (1987-07-01), Millman
patent: 4788395 (1988-11-01), Sakoda
Nagao Shuji
Nakagawa Takeshi
Ono Tetsuji
Tanaka Yuji
Leung Philip H.
Matsushita Electric - Industrial Co., Ltd.
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