FIG. 1 is a top perspective view of a universal joint for a projector showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a bottom perspective view thereof.

The portions shown in dashed lines in FIGS. 1-8 represent environment and do not form any part of the claimed design.