FIELD: valving.
SUBSTANCE: seat of ball valve is made of a ring member. One part of the ring member is set into the ring groove provided in the housing of the valve. The other part is made for permitting engagement over the side of the spherical valving member. The ring member is made of the reinforcing member made of penetrable material and flexible material. The rigidity of the penetrable material is higher than that of the flexible material.
EFFECT: enhanced reliability.
7 cl, 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| SEALING UNIT FOR MOVABLE CONNECTION | 2004 |
|
RU2273781C2 |
| SEAT FOR BALL COCK | 2003 |
|
RU2255259C1 |
| SEAT FOR BALL VALVE | 2004 |
|
RU2273780C2 |
| SEAL | 2004 |
|
RU2269049C1 |
| BELT ARTICLE FOR SPIRAL WINDING OF SEALING MEMBERS AND VALVE SEATS | 2004 |
|
RU2269048C1 |
| CONTROL VALVE | 2004 |
|
RU2277196C2 |
| SHAPED SEALING MEMBER | 2002 |
|
RU2236629C2 |
| SEALING SPACER AND UNIT OF SEALING SPACERS FOR MOVABLE CONNECTIONS | 2004 |
|
RU2258856C1 |
| MUD PUMP PISTON | 2002 |
|
RU2230936C2 |
| REGULATING VALVE | 2003 |
|
RU2249741C2 |
