Patent ID: 11938377
Assignee: SUREFOOTED LLC
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 5:
6. A physical therapy apparatus comprising:
a) a base structure;
b) a roller table positioned on the base structure, the roller table including an outer frame and a plurality of free motion rollers positioned within the outer frame;
c) at least one air compressor connected to the base structure;
d) a plurality of contact plates located within the base structure and each of the plurality of contact plates operably connected to the at least one air compressor, the plurality of contact plates being positioned beneath the plurality of free motion rollers;
e) a plurality of pneumatic blocks each containing at least one pneumatic piston located within the base structure and operably connected to the at least one air compressor, wherein each of the plurality of contact plates is operably engaged with at least one of the plurality of pneumatic pistons, further wherein the plurality of pneumatic pistons being configured to raise and lower the plurality of contact plates to transition the plurality of free motion rollers between a first mode and a second mode;
f) a load cell in communication with the physical therapy apparatus, the load cell being configured to sense and record a patient's response to the transition of each of the plurality of contact plates from the first mode to the second mode; and
g) a programmable logic controller (PLC) in communication with the load cell, the PLC being configured to control the transition of each of the plurality of contact plates between the first mode and the second mode.