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.
More Like This:
| WO/2012/038351 | BUTTERFLY VALVE |
Inventors:
LEE SANG SEON (KR)
Application Number:
PCT/KR2019/000975
Publication Date:
October 31, 2019
Filing Date:
January 23, 2019
Export Citation:
Assignee:
LEE SANG SEON (KR)
International Classes:
F16K1/22; B29C45/14; F16K1/36; F16K27/02
Foreign References:
| JP2017032062A | 2017-02-09 | |||
| KR101749350B1 | 2017-06-20 | |||
| KR101241998B1 | 2013-03-12 | |||
| JP4412963B2 | 2010-02-10 | |||
| JP2008002512A | 2008-01-10 |
Other References:
See also references of EP 3608565A4
Attorney, Agent or Firm:
SONG, In-Ho (KR)
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