Perimeter support for a waterbed mattress

摘要: An improved perimeter support for a waterbed mattress. Sleeves are fixed to the liquid-containing bladder be co-extensive with marginal edge of bladder. The sleeves joined externally so that interconnecting seams not adversely effected by action of, and reaction with, liquid within A self-contained chamber, filled air or foam material, is slidably retained each sleeve. chamber provides sufficient lateral effective body support; if any one chambers damaged, it can readily replaced without having replace entire