US Patent 12064662 Differential air pressure exercise and therapeutic device

An offloading system for use with a treadmill includes an air chamber configured to be selectively inflated between a deflated condition and an inflated, operating condition, a user seal coupled to the air chamber and adapted to receive a user so that, in the operating condition, at least a portion of the user is received in the user seal and positioned within the air chamber, a pump operable to inflate the air chamber, and a controller configured to determine an occurrence of a loss of pressure in the air chamber and, in response to the occurrence, cause a reduction of speed of a running belt of the treadmill.