Microwave oven with mode stirrer

Details Microwave oven with mode stirrer Microwave oven with mode stirrer

2006-04-18

2006-04-18

Leung, Philip H. (Department: 3742)

Electric heating

Microwave heating

Field modification

C219S746000

Reexamination Certificate

active

07030347

ABSTRACT:
A microwave oven, which has a circular polarized wave stirrer for uniformly heating food, is disclosed. The microwave oven includes a magnetron generating electromagnetic waves, a waveguide guiding the electromagnetic waves generated from the magnetron to a cavity, and a stirrer formed to an outlet of the waveguide, receiving electromagnetic waves from the magnetron, and generating two polarized waves having different electric field directions and phases.

REFERENCES:
patent: 3517152 (1970-06-01), Giacobbe
patent: 3939320 (1976-02-01), Saad
patent: 4327266 (1982-04-01), Austin et al.
patent: 1083772 (2001-03-01), None
patent: 1315403 (2003-05-01), None
patent: 2 018 098 (1979-10-01), None
patent: 7-65948 (1995-03-01), None
patent: 2000-068045 (2000-03-01), None
patent: 10-1999-0027212 (1999-10-01), None
patent: 20-0175173 (2000-03-01), None
U.S. Appl. No. 10/429,831, filed May 6, 2003.
U.S. Appl. No. 10/601,550, filed Jun. 24, 2003.
English Language Abstract of JP 2000-068045.
English Language Abstract of JP 7-065948.
English language Abstract of KOREA 20-0175173.
English language Abstract of KOREA 10-1999-0027212.

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