Casing with foldable keyboard

FIG. 1 is a perspective view of a casing with a foldable keyboard in accordance with the new design, wherein the casing is opened and the foldable keyboard is expanded;

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;

FIG. 8 is another perspective view thereof showing that the casing is half-closed and the foldable keyboard is half-folded; and,

FIG. 9 is another perspective view thereof showing that the casing is closed completely and the foldable keyboard is accommodated within the casting.