Patent ID: 6676614
Filing Date: 2004-01-13
Classification: A61H

Abstract:
A vest for applying repetitive pressure pulses to a human body comprising: a non-elastic outer cover, a flexible liner attached to the cover surrounding a pocket, an air core located in the pocket between the cover and liner adapted to accommodate air pressure pulses which apply pressure pulses to a human body wearing the vest, said air core having flexible side walls secured together providing an air chamber for accommodating air, said side walls having bottom portions, an elongated sleeve joined to the bottom portions of the side walls having an air receiving passage, said bottom portions having at least one passage open to said air chamber and air receiving passage to allow air and air pressure pulses to flow from the air receiving passage into said air chamber, and a flexible coil spring located within and extended along the length of the sleeve and the air receiving passage of said sleeve to maintain the air receiving passage open to allow air to flow in said air receiving passage.