| 摘要 |
PROBLEM TO BE SOLVED: To provide a bed apparatus with an auxiliary board such as a backrest whose tilting angle can be adjusted even if the height of a mattress is changed. SOLUTION: The auxiliary board is connected to a head board erected on one end side of a bed body via an intermediate member. The position of the intermediate member is variable in the vertical direction for the head board and/or the auxiliary board. COPYRIGHT: (C)2006,JPO&NCIPI
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