US 12,133,509 B2
Wheelchair for quadrupedal animals
Hitoshi Hotta, Kobe (JP)
Assigned to Sunteqnos Corporation, Akashi (JP)
Appl. No. 18/566,094
Filed by Sunteqnos Corporation, Akashi (JP)
PCT Filed Jun. 20, 2022, PCT No. PCT/JP2022/024447
§ 371(c)(1), (2) Date Dec. 1, 2023,
PCT Pub. No. WO2023/248269, PCT Pub. Date Dec. 28, 2023.
Prior Publication US 2024/0260544 A1, Aug. 8, 2024
Int. Cl. A01K 15/02 (2006.01); A01K 27/00 (2006.01); A01K 29/00 (2006.01)
CPC A01K 15/027 (2013.01) [A01K 27/002 (2013.01); A01K 29/005 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A quadrupedal animal wheelchair comprising:
a main frame for supporting a quadrupedal animal;
a harness, provided on the main frame, for cradling the trunk of the quadrupedal animal;
at least a pair of wheel stays provided on either side of the main frame;
wheels provided on lower ends of the wheel stays;
a control unit;
a sensor for sensing rotational state of the wheels; and
drive mechanisms for changing position of the wheels in the wheel stays, in either a direction of parting away from, or in a direction of approaching, the main frame; characterized in that
the control unit takes as input and analyzes wheel state sensed by the sensor, determines wheel position according to the wheel state, and commands the drive mechanisms to alter the wheel positions.