US 11,951,068 B2
Four-legged animal wheelchair
Hiroaki Koreeda, Shimabara (JP)
Filed by Hiroaki Koreeda, Shimabara (JP)
Filed on Jan. 7, 2022, as Appl. No. 17/571,442.
Application 17/571,442 is a continuation of application No. PCT/JP2020/029594, filed on Aug. 1, 2020.
Claims priority of application No. 2019-143476 (JP), filed on Aug. 5, 2019.
Prior Publication US 2022/0125664 A1, Apr. 28, 2022
Int. Cl. A61H 3/00 (2006.01); A61H 3/04 (2006.01)
CPC A61H 3/04 (2013.01) [A61H 2003/007 (2013.01); A61H 2203/03 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A four-legged animal wheelchair used for a four-legged animal, comprising:
a ring frame attached to a body of the four-legged animal near impaired limbs;
a plurality of wheel support members that are slidably provided along an outer circumference of the ring frame and rotatably support wheels; and
wheel displacement mechanisms for displacing, when the four-legged animal changes from an upright state to a side-lying state, a plurality of the wheels to positions in the upright state.