Storage System and Locking System Therefor

An adjustable storage system comprising:

• a support assembly;
• a shelf assembly supported by the support assembly, the shelf assembly comprising:
• a storage platform;
• panels that are removable from the storage platform;
• and
• side rails bordering the storage platform, connected to the storage platform, the side rails formed of a plurality of sections, wherein each section of the plurality of sections is retractable into another section of the plurality of sections;
• and
• a drive system controllable by a user to raise and lower the shelf assembly.

A locking system for selectively preventing the lowering of a platform, the locking system comprising:

• a cam configured to pivot between a locking position and an unlocking position, wherein the cam prevents the platform from lowering when the cam is in the locking position;
• a cam spring for urging the cam towards the locking position;
• and
• a cam plate configured to engage the cam for urging the cam towards the unlocking position,
• wherein the cam plate is configured to maintain its position during at least a portion of the pivot of the cam between the locking position and the unlocking position.