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Title:
HIGH FREQUENCY HEATER
Document Type and Number:
Japanese Patent JP3684500
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To provide a high frequency heater with easy cleaning to enable to prevent a large sizing of the main body, to suppress the energy loss of high frequency wave and to heat the heated materials uniformly with a high efficiency.
SOLUTION: The high frequency heater consists of the main body with a heating chamber 1 in its inside equipped with a high frequency oscillator 3 on the one side and with the first feeding port 21 on a lateral plate 1a of the heating chamber 1, the first waveguide 22 connected to the first feeding port 21 and propagating high frequency wave from the high frequency oscillator 3 to the heating chamber 1, and a stage 23 equipped over the first feeding port 21 of the heating chamber 1 and forming the second waveguide 25 between a base plate 1b connected to the first waveguide 22, and the second feeding port 27 equipped on the stage 23 and radiating high frequency wave to the heating chamber 1.


Inventors:
Takayuki Hiramitsu
Masashi Nagata
Takeshi Saito
Application Number:
JP33139699A
Publication Date:
August 17, 2005
Filing Date:
November 22, 1999
Export Citation:
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Assignee:
Mitsubishi Electric Corporation
Mitsubishi Electric Home Equipment Co., Ltd.
International Classes:
H05B6/70; F24C7/02; H05B6/72; (IPC1-7): H05B6/70; F24C7/02; H05B6/72
Domestic Patent References:
JP57113395U
JP58094792A
JP53049251A
JP2290423A
Attorney, Agent or Firm:
Souji Sasaki
Hisao Kobayashi
Saburo Kimura
Noboru Omura