BALL VALVE AND METHOD FOR MANUFACTURING THEREOF Russian patent published in 2019 - IPC F16K5/06 F16K27/06 

FIELD: valve production.

SUBSTANCE: invention relates to the field of pipeline valves and can be used to regulate and block the flow of the working medium. Ball valve contains two nozzles 1, body 2, in which ball plug 3 is installed, sealing seats 4, spring elements 5, sealing seat 4 and the spring elements 5 are installed in a specially formed forging part 6 of nozzles 1, support spring elements 5 are made in the form of shelves 7, section 8 of nozzles 1 is made increased to coincide with the inner diameter of body 2, following section 8 section 9 of nozzles 1 is made in the form of corrugations with the continuation in the form of specially formed forging part 6 of nozzles 1 for the installation of sealing seats 4 and spring elements 5. Method of manufacturing a ball valve is also proposed.

EFFECT: invention is aimed at improving the hydraulic characteristics with a simultaneous increase in the operational reliability of the ball valve.

4 cl, 4 dwg