Title:
SURGE SUPPRESSION CIRCUIT AND MICROWAVE OVEN
Document Type and Number:
WIPO Patent Application WO/2017/166445
Kind Code:
A1
Abstract:
A surge suppression circuit (100) and a microwave oven. The surge suppression circuit (100) comprises: a rectifying part (10), a filtering part (20) and a protecting element (30). The rectifying part (10) comprises a rectifying input side and a rectifying output side, the rectifying input side being connected to a voltage input end. The filtering part (20) is connected to the rectifying output side. The protecting element (30) is provided on the rectifying output side and is connected to the filtering part (20), the protecting element (30) is used for suppressing the overvoltage of the rectifying output side in a surge process, thereby improving the reliability of the rectifying part (10) and the whole microwave oven circuit.
Inventors:
ZHENG NIANZHONG (CN)
LI QINGHAI (CN)
LI QINGHAI (CN)
Application Number:
PCT/CN2016/086389
Publication Date:
October 05, 2017
Filing Date:
June 20, 2016
Export Citation:
Assignee:
GUANGDONG MIDEA KITCHEN APPLIANCES MFG CO LTD (CN)
MIDEA GROUP CO LTD (CN)
MIDEA GROUP CO LTD (CN)
International Classes:
F24C7/02; F24C7/08
Foreign References:
| CN105605628A | 2016-05-25 | |||
| US4691263A | 1987-09-01 | |||
| CN204906192U | 2015-12-23 | |||
| CN201774706U | 2011-03-23 | |||
| CN101854766B | 2013-03-27 | |||
| CN203746771U | 2014-07-30 | |||
| JPH05198444A | 1993-08-06 | |||
| JPH09103066A | 1997-04-15 | |||
| KR101142415B1 | 2012-05-07 | |||
| KR20130092091A | 2013-08-20 |
Other References:
See also references of EP 3438543A4
Attorney, Agent or Firm:
TSINGYIHUA INTELLECTUAL PROPERTY LLC (CN)
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