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Patent Searching and Data


Title:
INDUCTION HEATING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/124084
Kind Code:
A1
Abstract:
This induction heating device is provided with a top plate, a detection unit, an optical filter, a heating coil, and a control unit. A cooking vessel is placed on the top plate. The detecting unit detects infrared energy radiated from the cooking vessel. The optical filter is disposed between the top plate and the detecting unit. The heating coil generates an induction magnetic field for heating the cooking vessel. The control unit supplies a high frequency current to the heating coil in accordance with the infrared energy detected by the detecting unit. The optical filter has changeable filter characteristics. The control unit changes the filter characteristics of the optical filter in accordance with the amount of infrared energy detected by the detecting unit.

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Inventors:
FUJINAMI TOMOYA
Application Number:
PCT/JP2018/044813
Publication Date:
June 27, 2019
Filing Date:
December 06, 2018
Export Citation:
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Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
H05B6/12; G01J5/00; G01J5/10
Domestic Patent References:
WO2009022475A12009-02-19
Foreign References:
JP2009004141A2009-01-08
JPH05191728A1993-07-30
JP2015500477A2015-01-05
JP2003109736A2003-04-11
JP2014169924A2014-09-18
JPH01227986A1989-09-12
JP2013062188A2013-04-04
JP2008076182A2008-04-03
DE102012210851A12014-01-02
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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