FIG. 1 is a perspective view of the compact exercise bike showing my new design, wherein the compact exercise bike is in an operating position;
FIG. 2 is another perspective view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a back elevation view thereof;
FIG. 5 is a left elevation view thereof;
FIG. 6 is a right elevation view thereof;
FIG. 7 is a top view thereof;
FIG. 8 is a bottom view thereof;
FIG. 9 is a perspective view of the compact exercise bike showing my new design, wherein the compact exercise bike is in a folded position;
FIG. 10 is another perspective view thereof;
FIG. 11 is a front elevation view thereof;
FIG. 12 is a back elevation view thereof;
FIG. 13 is a left elevation view thereof;
FIG. 14 is a right elevation view thereof;
FIG. 15 is a top view thereof; and,
FIG. 16 is a bottom view thereof.
The broken line showing of portions of the compact exercise device depicts environment and forms no part of the claim.