Robot picking assembly

Tracked lifting platform for vehicles, and lifting mechanism for a tracked lifting platform

Engagement chain and movable body movement device

Interlocking chain unit

Engagement chain type device for operating forward and backward movement

Engagement chain

Engagement chain

Self erecting zipper lift

Compression-Resistant Drive Chain for an Actuating Device

Transport vehicle and method

Telescoping mast having variable height locking and a chain erection mechanism with a cable management system