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Patent Searching and Data


Title:
BUTTERFLY VALVE AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2019/208910
Kind Code:
A1
Abstract:
Disclosed are a butterfly valve which has increased corrosion or acid resistance while maintaining the strength, has a reduced weight, and can be mass-produced, and a method for manufacturing same. The butterfly valve comprises a body part having an insertion space, and a disk inserted into the insertion space of the body part, and allows and disallows the flow of a fluid according to the rotation of the disk. The disk has a metal disk body and at least one plastic layer formed over the disk body.

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Inventors:
LEE, Sang Seon (204-dong, 503-ho Mandae-ro 89,Wonju-si, Gangwon-do, 26386, KR)
Application Number:
KR2019/000975
Publication Date:
October 31, 2019
Filing Date:
January 23, 2019
Export Citation:
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Assignee:
LEE, Sang Seon (204-dong, 503-ho Mandae-ro 89,Wonju-si, Gangwon-do, 26386, KR)
International Classes:
F16K1/22; B29C45/14; F16K1/36; F16K27/02
Foreign References:
JP2017032062A2017-02-09
KR101749350B12017-06-20
KR101241998B12013-03-12
JP4412963B22010-02-10
JP2008002512A2008-01-10
Attorney, Agent or Firm:
SONG, In-Ho (38, Gangnam-daero 62-gilGangnam-gu, Seoul, 06254, KR)
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