Title:
CHIMNEY CAP
Document Type and Number:
WIPO Patent Application WO/2019/174457
Kind Code:
A1
Abstract:
A chimney cap, comprising: a rain shading device, a smoke exhaust device, a lifting device, and a control device. The rain shading device is provided at the top of a chimney cap (6); the smoke exhaust device is provided below the rain shading device, a smoke outlet of the smoke exhaust device is provided outside a house; a smoke inlet of the smoke exhaust device is communicated with a combustion furnace; the lifting device is provided at the smoke outlet of the smoke exhaust device, so that the smoke outlet is opened or closed by lifting or lowering the lifting device; the control device is provided at one end of the smoke inlet of the smoke exhaust device, so as to control the lifting and lowering of the lifting device. The chimney cap can avoid the waste of heat caused by rapid heat loss.
Inventors:
ZHANG SHUYING (CN)
Application Number:
PCT/CN2019/076161
Publication Date:
September 19, 2019
Filing Date:
February 26, 2019
Export Citation:
Assignee:
ZHANG SHUYING (CN)
International Classes:
F23J13/08
Foreign References:
| CN207945691U | 2018-10-09 | |||
| CN202692098U | 2013-01-23 | |||
| CN201285060Y | 2009-08-05 | |||
| CN204438163U | 2015-07-01 | |||
| CN201628238U | 2010-11-10 | |||
| CN203404785U | 2014-01-22 | |||
| US9267699B1 | 2016-02-23 |
Attorney, Agent or Firm:
VALLEY OF SOFT BEIJING INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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