Patent ID: 8747770

Claim:
A vehicle to move across a sports field having blades to destroy infectious material on said field comprising: a frame: a wheel rotatably mounted on said frame and extending downwardly to support said frame as said frame is moved across a sports field; a source of ultraviolet light mounted on said frame and having ultraviolet lamps to shine downwardly against the field, said lamps have proximal ends and distal ends both of which are mounted to said frame; a source of electrical energy mounted on said frame and connected to said proximal ends of said ultraviolet lamps; connectors connecting said proximal ends of said ultraviolet lamps to said source of electrical energy; first mounts on said frame and removably receiving said proximal ends of said ultraviolet lamps and supporting said lamps on said frame; second mounts on said frame and removably receiving said distal ends of said ultraviolet lamps and supporting said lamps on said frame; and a lamp housing movably mounted to said frame; a mechanism to raise and lower said housing to position said lamps the desired distance over the field; and, lamp modules removably mounted in said lamp housing and having said ultraviolet lamps removably mounted therein; and said lamp housing includes an open top through which said lamp modules may be installed or removed from said housing, said mechanism includes a hand operated crank attached to a worm drive in turn linked to said housing to raise and lower said lamp housing.