We claim the ornamental design for a floor scrubbing brush adapted for use on a floor scrubbing machine, as shown and described.
FIG. 1 is a perspective view of a floor scrubbing brush adapted for use on a floor scrubbing machine.
FIG. 2 is a side view of the floor scrubbing brush shown in FIG. 1.
FIG. 3 is a bottom view of the floor scrubbing brush shown in FIG. 1.
FIG. 4 is a front elevation view of the floor scrubbing brush shown in FIG. 1; and,
FIG. 5 is a top perspective view of the floor scrubbing brush shown in FIG. 1.
The present application is directed to the shape and contour of a floor scrubbing brush adapted for use on a floor scrubbing machine of the design illustrated in the drawing. The broken line showing of a person on a floor scrubbing machine is included for the purpose of illustrating environmental structure and forms no part of the claimed design.