公开(公告)号：EP3705767A1

公开(公告)日：2020-09-09

申请号：EP19835220.5

申请日：2019-06-12

申请人： Lee, Sang Seon

发明人： Lee, Sang Seon

IPC分类号： F16L23/00 ,  F16L41/02 ,  F16L9/147

摘要： A valve having a streamlined fluid flow space is disclosed. The valve includes a main body and an opening-closing member, a fluid flow space through which fluid flows is formed inside the main body, the opening-closing member opens or closes flow of the fluid. Here, the fluid flow space has a streamlined shape from an inlet in a direction from the inlet to the opening-closing member or from an outlet in a direction from the outlet to the opening-closing member.

公开(公告)号：EP3705762A1

公开(公告)日：2020-09-09

申请号：EP19835221.3

申请日：2019-05-08

申请人： Lee, Sang Seon

发明人： Lee, Sang Seon

IPC分类号： F16K27/02 ,  F16K7/00

摘要： A valve having a streamlined fluid flow space is disclosed. The valve includes a main body and an opening-closing member, a fluid flow space through which fluid flows is formed inside the main body, the opening-closing member opens or closes flow of the fluid. Here, the fluid flow space has a streamlined shape from an inlet in a direction from the inlet to the opening-closing member or from an outlet in a direction from the outlet to the opening-closing member.

公开(公告)号：EP3708889A1

公开(公告)日：2020-09-16

申请号：EP19835219.7

申请日：2019-06-12

申请人： Lee, Sang Seon

发明人： The designation of the inventor has not yet been filed

IPC分类号： F16K35/00 ,  F16K15/04 ,  F16K15/02 ,  F16K5/00 ,  F16K7/00

摘要： Various valves capable of preventing distortion are disclosed. The valve comprises a metal member configured to have at least two sub metal members and a main body. Here, the sub metal members are included in the main body, and the main body is formed of plastic.

公开(公告)号：EP3705761A1

公开(公告)日：2020-09-09

申请号：EP19835223.9

申请日：2019-05-08

申请人： Lee, Sang Seon

发明人： Lee, Sang Seon

IPC分类号： F16K7/12 ,  F16K27/02

摘要： A plastic valve is disclosed. The valve includes a body where a fluid flow space is formed, a fluid flowing through the fluid flow space, and an opening-closing member configured to open or close a hole formed on the body. Here, the opening-closing member has a step shape, a part of the opening-closing member blocks the hole when the valve is closed, and a part of the opening-closing member with the step shape rises when the valve is opened.

公开(公告)号：EP3608565A1

公开(公告)日：2020-02-12

申请号：EP19786259.2

申请日：2019-01-23

申请人： Lee, Sang Seon

发明人： Lee, Sang Seon

IPC分类号： F16K1/22 ,  F16K1/36 ,  F16K27/02 ,  B29C45/14

摘要： A butterfly valve which may enhance corrosion resistance or acid resistance with keeping its strength, have light weight and realize mass production, and method of manufacturing the same. are disclosed. The butterfly valve comprises a body in which an inserting space is formed and a disk inserted into the inserting space of the body, wherein fluid flow is opened or closed in response to rotation of the disk. Here, the disk includes a disk body formed of a metal, and at least one plastic layer formed on the disk body.

公开(公告)号：EP3489561A1

公开(公告)日：2019-05-29

申请号：EP17831298.9

申请日：2017-07-17

申请人： Lee, Sang Seon

发明人： Lee, Sang Seon

IPC分类号： F16L23/024 ,  F16L23/00 ,  F16L55/00 ,  B29C45/14 ,  F16L41/02 ,  F16L23/032 ,  F16K27/00 ,  F16L9/12 ,  B29L31/00

摘要： A plastic valve for preventing distortion is disclosed. The plastic valve comprises a connection member made up of plastic and a flange member made up of plastic and formed at an end part of the connection member. Here, a metal member is formed in the flange member, and the metal member includes a body and at least one protrusion projected from the body in a direction of an end of the flange member.