Electric heating – Microwave heating – Radiation protection
Reexamination Certificate
2006-10-24
2006-10-24
Leung, Philip H. (Department: 3742)
Electric heating
Microwave heating
Radiation protection
C219S740000, C174S034000
Reexamination Certificate
active
07126097
ABSTRACT:
Disclosed is an electric oven including an outer case, a cavity formed in the outer case to receive food, an operating part formed on the outer case to operate the oven, a heater formed to transmit heat into the cavity, a magnetron for oscillating microwave to heat food loaded in the cavity, a door formed on a front of the outer case to selectively open the cavity, a choking portion disposed on an inner surface of the door to shield microwave; and a step formed on a portion, which contacts the choking portion, of the inner surface of the door.
REFERENCES:
patent: 3846608 (1974-11-01), Valles
patent: 4059742 (1977-11-01), Baron
patent: 4081647 (1978-03-01), Torrey
patent: 5036171 (1991-07-01), Kim et al.
patent: 2004/0079751 (2004-04-01), Kim et al.
patent: 2 002 210 (1979-02-01), None
patent: 54-26549 (1979-02-01), None
Kim Jong Sik
Kim Wan Soo
Kim Yang Kyeong
Lee Young Min
Greenblum & Bernstein P.L.C.
Leung Philip H.
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