US Patent 10071864 Pallet carrying apparatus and pallet carrying method

A pallet carrying apparatus includes: a first pallet rail; a second pallet rail provided parallel to the first pallet rail; a first pallet feeding mechanism including a first endless belt on which convex portions and concave portions each extending in a belt width direction are formed; a second pallet feeding mechanism including a second endless belt on which convex portions and concave portions each extending in a belt width direction are formed; and a pallet moving mechanism configured to move a pallet. The first and second endless belt are provided in the vertical direction. Concavo-convex portions included in the pallet engage with the convex portions and the concave portions of the first and second endless belts.