Crankshaft

FIG. 1 is a perspective view of a crankshaft 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 and FIG. 9 are the rotated and folded state of FIG. 1 .

The broken lines shown in the drawings are for environmental subject matter that forms no part of the claimed design.