Patent ID: 8201292

Claim:
A patient support apparatus comprising: a support surface, said support surface including at least one fluid bladder and a recess; a fluid delivery system configured to deliver fluid to said bladder, said fluid delivery system including a pump having a fluid output and a fluid input and a conduit for delivering fluid from said fluid output of said pump to said bladder; a housing including a first chamber and a second chamber; said first chamber in fluid communication with said fluid output of said pump and in fluid communication with said conduit and receiving said fluid output from said pump, said second chamber in fluid communication with said fluid input of said pump and delivering fluid to said fluid input of said pump, said first and second chambers absorbing vibration and minimizing noise generated by said pump when said pump is operated; and at least a portion of said fluid delivery system being located in said recess, said at least a portion including said pump and said first and second chambers.