US 6,172,348 B2 · High frequency heating apparatus

Abstract

A high frequency heating apparatus for heating an object to be heated is provided with an electromagnetic wave emission device for emitting electromagnetic waves, a local heating device capable of heating an optional portion of the object by the electromagnetic waves emitted from the emission device, and a control device for controlling the local heating device. The high frequency heating apparatus is further provided with a stage on which the object is placed, a protecting device for protecting the local heating device, a setting device and a detection device, so that the local heating device, the electromagnetic wave emission device or the stage is controlled in accordance with the setting device or the detection device.

Claims14

Dependent claims

A high frequency heating apparatus comprising:

a heating chamber for accommodating an object to be heated;
an electromagnetic wave emission means for emitting electromagnetic waves;
a local heating means for focusing the electromagnetic waves emitted from said electromagnetic wave emission means on a local portion of the object;
a detection means for detecting a physical amount of the object to be heated;
a driving means for driving said detection means;
and
a control means for controlling said driving means to detect the physical amount of the object to be heated at any portion thereof, said control means controlling said local heating means based on an output of said detection means.

4 more elements

Dependencies are inferred from the claim text.

High frequency heating apparatus

Life of this patent

High frequency heating apparatus

Life of this patent

Abstract

Claims14