Title:
EXHAUST HOOD
Document Type and Number:
WIPO Patent Application WO/2018/176969
Kind Code:
A1
Abstract:
An exhaust hood, comprising a housing (S), a smoke collection cover (3), a grease filter, a smoke guide plate (6) and a drive mechanism, the grease filter being a dual-layer structure composed of an inner grease filter (4) and an outer grease filter (5), an air inlet channel (11) being formed between the smoke guide plate (6) and the smoke collection cover (3), one of the inner grease filter (4) and the outer grease filter (5) being a movable grease filter, the other being a fixed grease filter, the drive mechanism driving the smoke guide plate (6) and the movable grease filter to move in a synchronous manner, so as to simultaneously alter the size of the air inlet channel (11), and a gap between the movable grease filter and the fixed grease filter. The exhaust hood is suitable for use by users in different working conditions, and noise and air volume are effectively balanced.
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Inventors:
HE LIBO (CN)
XU QUNLANG (CN)
MAO ZHONGQUN (CN)
ZHU YONGDING (CN)
SHEN ZHIXIAN (CN)
XU QUNLANG (CN)
MAO ZHONGQUN (CN)
ZHU YONGDING (CN)
SHEN ZHIXIAN (CN)
Application Number:
PCT/CN2018/000103
Publication Date:
October 04, 2018
Filing Date:
March 15, 2018
Export Citation:
Assignee:
NINGBO FOTILE KITCHEN WARE CO (CN)
International Classes:
F24C15/20
Domestic Patent References:
| WO2015155619A1 | 2015-10-15 |
Foreign References:
| CN107339726A | 2017-11-10 | |||
| EP0575681A1 | 1993-12-29 | |||
| CN105042663A | 2015-11-11 |
Attorney, Agent or Firm:
NINGBO CHANNEL PATENT ATTORNEYS OFFICE (CN)
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