US 11,654,714 B2
Omnidirectional wheel
Pao-Ching Wang, New Taipei (TW); and Ke-Cheng Lin, New Taipei (TW)
Assigned to Fulian Precision Electronics (Tianjin) Co., LTD., Tianjin (CN)
Filed by Fulian Precision Electronics (Tianjin) Co., LTD., Tianjin (CN)
Filed on Jul. 3, 2020, as Appl. No. 16/920,570.
Claims priority of application No. 202010412071.8 (CN), filed on May 15, 2020.
Prior Publication US 2021/0354507 A1, Nov. 18, 2021
Int. Cl. B60B 19/00 (2006.01); B60B 19/12 (2006.01); B60B 27/00 (2006.01)
CPC B60B 19/003 (2013.01) [B60B 19/12 (2013.01); B60B 27/0015 (2013.01)] 10 Claims
OG exemplary drawing
 
1. An omnidirectional wheel comprising:
a hub; and
a plurality of driven wheels; wherein:
the hub defines a plurality of mounting grooves;
each mounting groove comprises an axle provided therein;
each of the plurality of driven wheels comprises a driven roller and a cover layer;
each of two ends of the driven roller defines a fixing hole;
each of the two holes receives the axle; and
the cover layer is sleeved on an outer side of the driven roller;
the hub comprises a main body, a first support portion, and a second support portion;
the first support portion and the second support portion are provided on an outer periphery of the main body along an axial direction of the main body;
the first support portion and the second support portion define the plurality of mounting grooves;
the plurality of mounting grooves is evenly arranged around a circumference of the main body; and
the plurality of mounting grooves of the first support portion is staggered with the plurality of mounting grooves of the second support portion;
the driven roller is rotationally provided on the axle perpendicular to an axial direction of the main body;
the axle comprises a rotating shaft and a mounting shaft disposed in the mounting groove facing each other and perpendicular to the axial direction of the main body;
each of the rotating shaft and the mounting shaft is inserted into a corresponding fixing hole defined in the driven roller to mount the driven roller in the mounting groove.