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Patent Searching and Data


Title:
AIR PRESSURE COFFEE FILTERING DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/011027
Kind Code:
A1
Abstract:
An air pressure coffee filtering device, comprising a filtering body (2), a pressurizing interface (3), a cover body (4), and an air pressure generating device (7). The filtering body (2) comprises a filter cavity (21) and a filter screen (22) provided at the bottom of the filter cavity, and a plurality of filter holes are formed on the filter screen (22). The cover body (4) covers the filtering body (2) to seal the filter cavity (21). The pressurizing interface (3) is located above the filter screen (22), a first end of the pressurizing interface (3) is communicated with the filter cavity (21), a second end of the pressurizing interface (3) is located outside the filtering body (2), and the air pressure generating device (7) is communicated with the second end of the pressurizing interface (3) to increase the pressure in the filter cavity (21). The device is simple in overall structure and low in manufacturing cost, a user can increase the pressure of the filter cavity (21) as needed and increase the speed of hot water flowing through the coffee powder, such that extraction occurs when hot water quickly flows through the coffee powder, and coffee with good taste is filtered. The device is high in coffee making speed, easy to operate and convenient to use.

Inventors:
ZHAO QING (CN)
Application Number:
PCT/CN2022/100250
Publication Date:
February 09, 2023
Filing Date:
June 21, 2022
Export Citation:
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Assignee:
ZHAO QING (CN)
International Classes:
A47J31/32; A47J31/06
Foreign References:
CN215583862U2022-01-21
CN202515435U2012-11-07
TWM570676U2018-12-01
US20200060463A12020-02-27
CN203234573U2013-10-16
CN201831675U2011-05-18
CN205181106U2016-04-27
US20120093990A12012-04-19
Attorney, Agent or Firm:
GUANGDONG GUANGYING INTELLECTUAL PROPERTY OFFICE (CN)
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