Patent ID: 7409966

Claim:
A ball valve, comprising: a valve seat having a chamber therein and bores communicated with the chamber; a ball, which has a plurality of channels, received in the chamber; a shaft connected to the ball; a plurality of lids connected to the valve seat to close the bores; a first plug and a second plug received in the chamber, each of which has a through hole and a concave portion fitting the ball to completely cover the ball therein when the first plug is combined with the second plug, a first recess, two second recesses at opposite sides of the first recess and two slots around the second recesses respectively, wherein the slots form two receiving slots when the first plug is combined with the second plug; two pads, each of which has a through hole, received in the receiving slots respectively to cover the ball, and wherein each of the pads has a slot at an end thereof around the through hole.