Microwave oven having a driving unit for moving and rotating...

Details Microwave oven having a driving unit for moving and rotating... Microwave oven having a driving unit for moving and rotating...

2008-06-17

2008-06-17

Leung, Philip H (Department: 3742)

Electric heating

Microwave heating

Field modification

C219S695000

Reexamination Certificate

active

07388180

ABSTRACT:
A microwave oven includes a cooking chamber; a magnetron for generating a microwave; a waveguide for guiding the microwave from the magnetron toward the cooking chamber; an antenna between the cooking chamber and the waveguide for propagating the microwave guided by the waveguide into the cooking chamber; and a driving unit for moving the antenna along a first direction and rotating the antenna.

REFERENCES:
patent: 4424430 (1984-01-01), Almgren et al.
patent: 4904835 (1990-02-01), Koch et al.
patent: 6274859 (2001-08-01), Yoshino et al.
patent: 2003061865 (2003-07-01), None

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