Patent ID: 8499385
Filing Date: 2013-08-06
Classification: A61G

Abstract:
1. An electrically operated bed, comprising: a back bottom; a knee bottom; a drive unit for swinging said back bottom and said knee bottom up or down; and a control unit for controlling said drive unit so that a back angle α, which is an angle of elevation of said back bottom from a horizontal state, and a knee angle β, which is an angle of elevation of said knee bottom from a horizontal state, change according to a pre-set pattern; wherein the control unit comprises: a computation unit for controlling said drive unit so that said back angle α and said knee angle β change according to the pattern selected by the selection unit, wherein said plurality of patterns and said plurality of lowering patterns vary depending on one of a height or another physical attribute of a bed user, and wherein a most suitable pattern for the bed user or the mattress is automatically selected from the memory unit via the selection unit according to the height or said another physical attribute of the bed user.