Electric heating – Microwave heating – Enclosed cavity structure
Reexamination Certificate
2005-12-06
2005-12-06
Van, Quang T. (Department: 3742)
Electric heating
Microwave heating
Enclosed cavity structure
C219S681000, C126S02100R, C126S29900R
Reexamination Certificate
active
06972398
ABSTRACT:
A wall mounted type microwave oven to efficiently cool a driving motor to couple an exhaust fan and a cooling fan includes an oven cabinet having air inlets and an exhaust outlet. the cooling fan and the driving motor are isolated from the exhaust fan communicating with the exhaust outlet, and communicate with the air inlet by a first partition plate of a guide unit. The driving motor is disposed between first and second brackets, which hold the exhaust fan casing and the cooling fan casing and, respectively, have center openings. Air is directed to the driving motor and introduced into the exhaust fan and the cooling fan through gaps while cooling the driving motor.
REFERENCES:
patent: 6509556 (2003-01-01), Kim
patent: 6621057 (2003-09-01), Kim
patent: 6864472 (2005-03-01), Kang
patent: 2002-57117 (2002-07-01), None
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