US 12,434,507 B2
Structure for assembling snap-on caster of draw-bar case
He Huang, Dongguan (CN); Liping Yuan, Dongguan (CN); and Jerry Moon, Taipei (TW)
Assigned to Jerry Moon, Taipei (TW)
Filed by Jerry Moon, Taipei (TW)
Filed on Apr. 11, 2024, as Appl. No. 18/632,752.
Claims priority of application No. 202322827859.7 (CN), filed on Oct. 21, 2023.
Prior Publication US 2025/0128543 A1, Apr. 24, 2025
Int. Cl. B60B 33/00 (2006.01); A45C 5/14 (2006.01)
CPC B60B 33/001 (2013.01) [A45C 5/143 (2013.01); B60B 2200/45 (2013.01)] 3 Claims
OG exemplary drawing
 
1. A structure for assembling a snap-on caster of a draw-bar case, comprising:
a case body having, at each of four sides of a bottom thereof, an installation slot; and
four caster assemblies, wherein
each of the caster assemblies comprises a caster and an upper positioning cover, wherein the caster comprises an installation pedestal and a universal wheel disposed on the installation pedestal,
the installation pedestal matches one of the four installation slots of the case body,
an inner side surface of the upper positioning cover is provided with a plurality of insertion plates, and
a wall surface of the one installation slot is penetrated to form a plurality of through holes that are disposed corresponding respectively to the plurality of insertion plates,
the installation pedestal is provided with a plurality of buckle plates that are disposed corresponding respectively to the plurality of through holes,
each of the plurality of buckle plates is penetrated to form the respective insertion hole that matches the respective insertion plate,
each of the plurality of insertion plates has, at each of two sides of one end thereof an inverted buckle, and
each of the plurality of buckle plates is snap-fitted onto the respective insertion hole after passing through the respective through hole and the respective insertion hole sequentially.