| 摘要 |
<p>An air bladder valve arrangement includes a tube having a cavity therein, the cavity having a plurality of chambers, each chamber being associated with one or more air bladder chambers, a stem positioned within the tube, the stem having a plurality of plungers, each plunger being positioned within a chamber of the cavity of the tube, each plunger being configured to selectively open and close communication of air between adjacent chambers of the cavity of the tube, wherein the stem is movable relative to the tube to position each of the plurality of the plungers to selectively open and close communication of air between adjacent chambers.</p> |
