Title:
INDUCTION-HEATING COOKER
Document Type and Number:
WIPO Patent Application WO/2019/092803
Kind Code:
A1
Abstract:
If an object being heated while placed over a first coil is magnetic in material composition, an object being heated while placed over a second coil is magnetic or a composite of magnetic and non-magnetic in material composition, and an object being heated while placed over a third coil is non-magnetic in material composition, then the induction-heating cooker pertaining to this invention causes a first inverter circuit to stop operating, a second inverter circuit and a third inverter circuit to operate, and the frequency of a third high-frequency current to be higher than the frequency of a second high-frequency current.
Inventors:
BUNYA JUN (JP)
SUGA IKURO (JP)
TAKESHITA MIYUKI (JP)
ASAKURA RYOTA (JP)
KAMEOKA KAZUHIRO (JP)
SUGA IKURO (JP)
TAKESHITA MIYUKI (JP)
ASAKURA RYOTA (JP)
KAMEOKA KAZUHIRO (JP)
Application Number:
PCT/JP2017/040235
Publication Date:
May 16, 2019
Filing Date:
November 08, 2017
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
MITSUBISHI ELECTRIC HOME APPLIANCE CO LTD (JP)
MITSUBISHI ELECTRIC HOME APPLIANCE CO LTD (JP)
International Classes:
H05B6/12
Foreign References:
| JP5213937B2 | 2013-06-19 | |||
| JP2013157162A | 2013-08-15 | |||
| JP2011216501A | 2011-10-27 | |||
| JP2012104421A | 2012-05-31 | |||
| JPS5213937B2 | 1977-04-18 |
Other References:
See also references of EP 3709769A4
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (JP)
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