US 11,964,694 B2
Kart and frame thereof
Yi Lou, Jiangsu (CN); Dekun Kong, Jiangsu (CN); Tao Jiang, Jiangsu (CN); and Ji Lin, Jiangsu (CN)
Assigned to Ninebot (Changzhou) Tech Co. Ltd., Changzhou (CN)
Filed by Ninebot (Changzhou) Tech Co., Ltd., Jiangsu (CN)
Filed on Apr. 9, 2021, as Appl. No. 17/226,451.
Claims priority of application No. 202020551202.6 (CN), filed on Apr. 14, 2020.
Prior Publication US 2021/0316791 A1, Oct. 14, 2021
Int. Cl. B62D 21/14 (2006.01); B62D 21/15 (2006.01); B62D 21/18 (2006.01)
CPC B62D 21/14 (2013.01) [B62D 21/15 (2013.01); B62D 21/183 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A frame of a kart, comprising:
a first frame comprising an outer sleeve and a first fixing piece arranged on the outer sleeve;
a second frame comprising an inner sleeve defined with at least two first perforations in an axial direction of the inner sleeve, the outer sleeve being fitted over the inner sleeve, one of the first frame and the second frame being a front frame and the other one being a rear frame;
a second fixing piece comprising a rod section and a fitting section, the rod section being connected to a lower portion of the fitting section, the rod section protruding into any one of the first perforations of the inner sleeve from the first fixing piece, and the fitting section being fitted with the first fixing piece;
a clearance compensation piece, an outer diameter of the inner sleeve being less than an inner diameter of the outer sleeve, and the clearance compensation piece being arranged between the outer sleeve and the inner sleeve.