Storage cart for instructional devices

A storage cart for an overhead transparency projector having a horizontal lighted surface, a vertically extending arm and a reflector unit adjustably mounted on said arm, comprising:

• a housing having a top, a bottom, end and sidewalls forming a hollow, generally rectangular, box-like structure;
• an opening in said top of a size and shape to permit placement of said projector on the bottom of said housing,
• a removable cover adapted to closely fit in said opening with its upper surface in substantially the same plane as the upper surface of said top with said projector in said housing, said cover having a cut-out to permit the vertical arm of said projector to extend therethrough when said cover is fit in said opening;
• and
• means for maintaining the upper surface of said top substantially at desk height.

In combination,

• an overhead transparency projector having a horizontal lighted surface, a vertically extending arm and a reflector unit adjustably mounted on said arm;
• a calculator viewscreen adapted to have displayed thereon graphics generated by a calculator associated therewith, said calculator viewscreen being disposed on the lighted surface of said overhead transparency projector whereby said graphics are projected onto a projection surface;
• and
• a storage cart for retaining said projector and viewscreen in operative position, said storage cart comprising:
• a housing having a top, a bottom, end and sidewalls forming a hollow, generally rectangular box-like structure;
• an opening in said top of a size and shape to permit placement of .said projector and viewscreen on the bottom of said housing, said end and sidewalls extending to a height above the upper surface of said viewscreen, whereby only the vertical arm and reflector unit of said projector extends above said top;
• a cover adapted to closely fit in said opening with its upper surface in substantially the same plane as the upper surface of said top with said projector and viewscreen in said housing, said cover having a cut out along one edge to permit the vertical arm of said projector to extend therethrough when said cover is fit in said opening;
• and
• means for maintaining the upper surface of said top substantially at desk height.