Ball Valve Lockout Device

FIG. 1 is a top, front, and right side perspective view of a ball valve lockout device in accordance with the design;

FIG. 2 is a bottom, front, and left side perspective view of the ball valve lockout device of FIG. 1 ;

FIG. 3 is a front elevational view of the ball valve lockout device of FIG. 1 ;

FIG. 4 is a rear elevational view of the ball valve lockout device of FIG. 1 ;

FIG. 5 is a right side elevational view of the ball valve lockout device of FIG. 1 ;

FIG. 6 is a left side elevational view of the ball valve lockout device of FIG. 1 ;

FIG. 7 is a top plan view of the ball valve lockout device of FIG. 1 ; and,

FIG. 8 is a bottom plan view of the ball valve lockout device of FIG. 1 .

The broken lines illustrate portions of the ball valve lockout device that form no part of the claimed invention.