US 11,780,688 B2
Conveyor, conveying system and manufacturing method of conveyor
Hao Gu, Shanghai (CN)
Assigned to ABB Schweiz AG, Baden (CH)
Appl. No. 17/755,270
Filed by ABB Schweiz AG, Baden (CH)
PCT Filed Nov. 22, 2019, PCT No. PCT/CN2019/120267
§ 371(c)(1), (2) Date Apr. 25, 2022,
PCT Pub. No. WO2021/097806, PCT Pub. Date May 27, 2021.
Prior Publication US 2022/0388789 A1, Dec. 8, 2022
Int. Cl. B65G 54/02 (2006.01)
CPC B65G 54/02 (2013.01) 17 Claims
OG exemplary drawing
 
1. A conveyor comprising:
a carrying member adapted to carry an object to be conveyed;
a plurality of rollers arranged under the carrying member and adapted to be guided to move along guide rails in a first direction; and
a first magnetic engaging portion arranged to extend from a lower surface of the carrying member to a position near to the guide rails in a second direction normal to the first direction and adapted to interact with a second magnetic engaging portion on the guide rails, to generate a driving force for driving the conveyor in the first direction;
wherein the first magnetic engaging portion comprises:
a first set of magnetic racks,
a second set of magnetic racks arranged opposite to the first set of magnetic racks at a predetermined distance from the first set of magnetic racks such that the second magnetic engaging portion is located between the first set of magnetic racks and the second set of magnetic racks,
a connecting element fixed on the lower surface of the carrying member,
a pair of first supporting members connected to the connecting element and adapted to support the first set of magnetic racks and the second set of magnetic racks respectively, and
wherein the first set of magnetic racks and the second set of magnetic racks are arranged to be inclined in opposite directions with respect to the second direction on the respective first supporting members.