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Patent Searching and Data

Document Type and Number:
WIPO Patent Application WO/2018/042863
Kind Code:
The purpose of the invention is to provide a beverage extraction device 10 such that a mesh member can be cleaned satisfactorily without the mesh member having to be removed therefrom. The invention provides a beverage extraction device 10 including a bottomed tubular cylinder 30 which has a lower surface opening 31 that is closed by a metal bottom 32 and a disk-shaped mesh member 41 on which a plurality of through holes 41a are formed and which is movable toward and away from the bottom 32 with the side surface in contact with the inner surface of the cylinder 30, whereby the beverage extraction device 10 extracts a beverage from a beverage raw material and hot water received in the cylinder 30 by moving the mesh member 41 and discharges the extracted beverage through an extraction path 60 that is connected to the bottom 32. The beverage extraction device 10 further includes: an ultrasonic vibrator 70 that is provided on the bottom 32; and a control unit 80 which in response to a cleaning instruction drives the ultrasonic vibrator 70 while hot water is retained inside the cylinder 30 to apply ultrasonic waves to the hot water and causes the mesh member 41 to move toward and away from the bottom 32.

NISHIKAWA, Yohei (1-1, Tanabeshinden, Kawasaki-ku, Kawasaki-sh, Kanagawa 30, 〒2109530, JP)
ERIKAWA, Hajime (1-1, Tanabeshinden, Kawasaki-ku, Kawasaki-sh, Kanagawa 30, 〒2109530, JP)
Application Number:
Publication Date:
March 08, 2018
Filing Date:
July 03, 2017
Export Citation:
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FUJI ELECTRIC CO., LTD. (1-1 Tanabeshinden, Kawasaki-ku Kawasaki-sh, Kanagawa 30, 〒2109530, JP)
International Classes:
A47J31/60; A47J31/18
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (Toranomon Mitsui Building, 8-1 Kasumigaseki 3-chom, Chiyoda-ku Tokyo 13, 〒1000013, JP)
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