Patent ID: 8668191

Claim:
An assembly system comprising: a first holding unit that holds a first object which at least partially contains a magnetic substance, the first holding unit comprising: a first base on which the first object is placed; a plurality of conductive materials arranged in the first base that works with the magnetic substance to make the first object exert an electromagnetic force; and a first levitation force mechanism that gives levitation force to the first object; and a second holding unit that faces the first holding unit, the second holding unit holding a second object, which is placed facing the first object held by the first holding unit, wherein the second object at least partially contains a magnetic substance, and the second holding unit includes a second base on which the second object is placed, a plurality of conductive materials arranged in the second base that works with the magnetic substance to make the second object exert an electromagnetic force, and a second levitation force mechanism that gives levitation force to the second object.