also preferably rotationally molded from plastic and double walled the upper portion 240 has a top 242 and at least one upper portion wall 246 the top 242 and the at least one upper portion wall 246 together form a cover or lid or overhead enclosure 248 into which components tools and informational materials likewise can be stored and from which they can be retrieved for example clear plastic pockets or pouches 247 might be attached to the interior of the overhead enclosure 248 to hold manuals preferably the upper portion 240 has a shape whereby the top 242 is level or parallel with the ground when the crate is closed and there are three upper wall portions a front wall portion 246 2 that is rectangular or trapezoidal and two side wall portions 246 4 and 246 6 that are generally triangular the back edge 244 of the upper portion 240 is connected to the storage compartment back 220 using a hinge 270 the upper portion walls 246 have a bottom circumferential edge 250 that is constructed and arranged to abut with the top circumferential edge 226 the bottom circumferential edge 250 likewise may be flat or may have ridges recesses or other structure not shown for aligning or securing the base portion 210 with the upper portion 240 the brace 272 used to suspend the upper portion 240 over the base portion 210 when the crate 200 is in an open position may be mechanical pneumatic or other kind of support known to those skilled in the art the preferred brace 272 is an air spring in a piston.