发明名称 Articulated bed
摘要 An improved articulated bed having a main mattress support, a main mattress on the top of the support and having a cavity in which an auxiliary mattress is removably positioned, the auxiliary mattress having a pair of slots formed in its upper surface sized to receive human knees and padding material aggregately sized to occupy the slots. Another embodiment comprises the mattress support having a cavity in alignment with the main mattress cavity and in which an auxiliary mattress support is removably positioned. Heel support depressions are provided on the top surface of the mattress along with heel supporting inserts for the depressions to provide support for the user's heels in a variety of positions. Reinforcing means is provided within the mattress adjacent the mattress cavity. The mattress is secured to the support by means of snaps or projections in the support which engage the bottom surface of the mattress.
申请公布号 US4290155(A) 申请公布日期 1981.09.22
申请号 US19780955019 申请日期 1978.10.26
申请人 HANSON, PAUL B. 发明人 HANSON, PAUL B.
分类号 A47C19/04;A47C20/00;A47C20/02;A47C27/00;(IPC1-7):A47C27/00 主分类号 A47C19/04
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