Electric heating – Microwave heating – Tunnel furnace
Patent
1993-08-20
1995-10-10
Leung, Philip H.
Electric heating
Microwave heating
Tunnel furnace
219695, 219750, H05B 678, H05B 672
Patent
active
054573033
ABSTRACT:
There is disclosed a microwave applicator which is positioned above an electrically conductive conveyor band on which products, such as biscuits in a baking oven, are carried to be subjected to microwave radiation, the applicator having a launch section configured to provide an electric field in the region above the band which is that which would exist in a parallel plate transmission line extending lengthwise of the oven, the electric field having a plane of polarity which is normal to the plane of the band.
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patent: 3622732 (1971-11-01), Williams
patent: 3764768 (1973-10-01), Sayer, Jr.
patent: 4570045 (1986-02-01), Jeppson
patent: 4861955 (1989-08-01), Shen
patent: 4889965 (1989-12-01), Gervais et al.
patent: 4956530 (1990-09-01), Koch
patent: 4962298 (1990-10-01), Ferrari et al.
Daines Peter N.
Meredith Roger J.
Shute Martin R.
APV Corporation Limited
Leung Philip H.
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