BigPatents India

This invention pertains to ball valves for controlling flow of fluids. The first conventional ball valves poses problems as a lengthy time is required to inspect the ball 30 due to a complicated disassembling of the parts. The second conventional ball valve having three constituent body parts causes inconvenience to the user. The present invention aims at overcoming the inconveniences outlined above and relates to a ball valve to control a flow of a fluid. The ball valve includes symmetric first and second valve casings (100) and (200) which respectively have first and second ball seats (120) and (220), first and second coupling flanges (130) and (230), first and second lever receiving parts (110) and (210), first and second ring-shaped grooves (132) and (232), a plurality of first and second coupling holes (131) and (231), land first and second stoppers (111) and (211). The ball valve further includes a ball (400) to control the ball, and a ring unit (500) which is seated in both the first and second ring-shaped grooves (132) and (232). The ball valve further includes a cap (600) which is fastened to both the first and second lever receiving parts (110) and (210). (FIG.4)