Platform assembly for supporting portable computers and the like

A platform assembly for supporting a portable computer, said platform assembly comprising:

• a support member having an outer perimeter and a plurality of engagement features spaced inwardly of said perimeter, said support member defining a support surface configured to provide weight bearing support for a portable computer;
• a plurality of securing devices, each of said securing devices having at least one fastening member releasably securably engagable with a selected one of said engagement features, each of said securing devices having a clamping surface adapted to engage the portable computer, said clamping surface positionable to bear against the portable computer with a clamping force directed generally towards said support surface;
• and wherein:
• said securing devices include a base member positionable on said support member, said base members including a plurality of teeth, said securing devices further including a clamp arm rotatably connected to said base member and forming said clamping surface, said clamp arm movable between a clamped position and a released position, said securing devices further including a locking element engagable with at least a selected one of said teeth to retain said clamp arm in said clamped position.

A platform assembly for supporting a portable computer of the type having a generally flat base defining an upper surface and a perimeter, said platform assembly comprising:

• a support member having an upper surface configured to support a portable computer thereon;
• at least one clamp positioned on said support member, said clamp configured to press on the upper surface of the base of a portable computer positioned on said support member to clamp the base to the support member;
• said support member includes a plurality of horizontally spaced-apart engagement features;
• said at least one clamp includes a fastening member releasably engagable with a selected one of said engagement features;
• and wherein:
• said engagement features comprise a plurality of non-circular apertures;
• and
• said fastening members comprise projections insertable in selected ones of said apertures, each releasably engagable upon rotation of said projection.

A platform assembly for supporting a portable computer, comprising:

• a support member including a plurality of horizontally spaced-apart engagement features and defining an upper surface configured to provide a weight bearing support for a portable computer;
• a pair of horizontally spaced apart ratcheting clamps configured to clampingly secure a portable computer on said upper surface of said support member, said ratcheting clamps including fastening members releasably engagable with selected ones of said engagement features such that the position of said ratcheting clamps can be changed;
• and wherein:
• said engagement features comprise a plurality of non-circular apertures;
• and
• said fastening members comprise projections insertable in selected ones of said apertures, each releasably engagable upon rotation of said projection.